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Vieát laïi caùc caâu sau sao cho yù nghóa khoâng thay ñoåi 1. You can’t find these quality silks.Nowhere........................................................................................................................... 2. Jean is seldom absent from class.Seldom............................................................................................................................. 3. He didn’t go home until the war ended.Not...
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Vieát laïi caùc caâu sau sao cho yù nghóa khoâng thay ñoåi

1. You can’t find these quality silks.Nowhere...........................................................................................................................

2. Jean is seldom absent from class.Seldom.............................................................................................................................

3. He didn’t go home until the war ended.Not until..................................................................................................................

4. I didn’t have any money and I didn’t know anywhere I could borrow from either.

I didn’t have any money, nor.....................................................................................................................................................

5. This switch must not be touched on any account.On no account........................................................................................

6. We’ll go out into fresh air tonight only if it is fine and warm.

Only if........................................................................................................................................................................................

7. Kim walked so slowly that she was late for class.

So.............................................................................................................................................................................................

8. He showed such an originality that he became wealthy.

Such..........................................................................................................................................................................................

9. The influence of TV is such that it can make a person famous overnight.

Such..........................................................................................................................................................................................

10. If I should come, I will give her a call.Should.......................................................................................................................

11. If my mother were here, she would help you to mend this sewing machine.

Were.........................................................................................................................................................................................

12. If he had had more time, he would have taken her to some places of interest.

Had...........................................................................................................................................................................................

13. I had never been before asked to accept a bride.Never.....................................................................................................

14. Her suitcase was so heavy that she could hardly lift it.

So............................................................................................................................................................................................

15. They not only came but they also stayed for dinner.

Not only.....................................................................................................................................................................................

16. You shouldn’t tell him that under (in) any circumstances.

Under (in)................................................................................................................................................................................

17. You won’t find better roses than these anywhere.Nowhere...............................................................................................

18. English and French are among the subjects I like best at school.

Among.......................................................................................................................................................................................

19. The days when you can lead a life of pleasure are gone.

Gone..........................................................................................................................................................................................

20. Broadcasting loudspeakers are hanging from the trees.

Hanging from.............................................................................................................................................................................

21. His faithful dog sat by the side of the beggar.By.................................................................................................................

22. Both the director and the vice director were present at the opening ceremony.

Present.....................................................................................................................................................................................

23. A man with a gun walked into the room.Into the room........................................................................................................

24. We’ll go back to school till Mid - September.Not till............................................................................................................

25. The tombs of unknown soldiers lie there.There..................................................................................................................

26. He was such a great liar that nobody believed him.

Such..........................................................................................................................................................................................

27. It was such a boring speech that I fell asleep.Such............................................................................................................

28. If Miss Janice had passed the exam last year, she would have got that job.

Had............................................................................................................................................................................................

29. You had no sooner left the office than the director arrived.

No.............................................................................................................................................................................................

30. If it weren’t raining now, we would go shopping.Weren’t...................................................................................................

31. In a few countries the whole of the population only enjoys a reasonable standard of living.

Only.........................................................................................................................................................................................

32. The weather forecast was inaccurate, so we didn’t take a right precaution.

Had...........................................................................................................................................................................................

33. He had written the problem on the blackboard. He solved it.

Hardly........................................................................................................................................................................................

34. Andrew studied English. He also studied French.Not only..................................................................................................

35. As soon as the teacher came in, they stopped talking.No sooner.....................................................................................

36. He should always obey our parents.Never.........................................................................................................................

37. He got down to writing the letter as soon as he returned from his walk.

No sooner..................................................................................................................................................................................

38. There was no precedent for the King’s resignation.

Never.......................................................................................................................................................................................

39. She had hardly begun to speak before people started interrupting her.

Hardly.......................................................................................................................................................................................

40. If I had known she was sick, I would have visited her.

Had............................................................................................................................................................................................

41. He never suspected that the money had been stolen.

At no time..................................................................................................................................................................................

42. I have never seen such a mess in my life.Never in............................................................................................................

43. I only recognized him when he came into the light.

Not until.................................................................................................................... ............................ ..................................

44. I didn’t realize who he was until later.Only later............................................................................

45. I only realized what I had missed when they told me about it later

Only when.................................................................................................................................................................................

46. They had to wait for twelve hours before their flight left.

Only after..................................................................................................................................................................................

47. We couldn’t relax until all the guests had gone home.

Only...........................................................................................................................................................................................

48. He forgot about the gun until he got home.Not until............................................................................................................

49. It was only when I left home that I realized how much my father meant to me.

Not until.................................................................................................................... ............................ ...................................

50. The only reason the party was a success was that a famous film star attended.

Had it not...................................................................................................................................................................................

51. They had hardly left home when it started to rain.

No sooner..................................................................................................................................................................................

52. You are both funny and witty.Not only.................................................................................................................................

53. The workers only called off the strike after a new pay offer.

Only after...................................................................................................................................................................................

54. He never suspected that she was a witch.At no time..........................................................................................................

55. The only way to eliminate world terrorism is by united opposition.

Only by.......................................................................................................................................................................................

56. She just had time to put up her umbrella before the rain came down in torrents.

No sooner..................................................................................................................................................................................

57. If you want to save your eyesight, we must operate immediately.

Only by.....................................................................................................................................................................................

58. I had just arrived home when she came.No sooner..........................................................................................................

59. We only send you books after receiving the money.

Only after the money................................................................................................. ...............................................................

60. There are more people out of work in this country than ever before.

Never........................................................................................................................................................................................

61. I have never been to Liverpool in my life.Never in my life...................................................................................................

62. I had just completed my report when he came for it.

No sooner..................................................................................................................................................................................

63. I had only just put the phone down when the boss rang back.

Hardly......................................................................................................................................................................................

64. I hardly ever eat breakfast at a restaurant.Hardly ever......................................................................................................

65. We can become rich only by working hard.Only................................................................................................................

66. If the government raised interest rates, they would lose the election.

Were ……………………………………………………………………………………………………………………………………….

67. The snowfall was so heavy that all the trains had to be cancelled.

So ………………………………………………………………………………………………………………………………………….

68. As soon as I got into the bath, someone knocked at the door.

No sooner ………………………………………………………………………………………………………………………………….

Hardly ………………………………………………………………………………………………………………………………………

69. The police didn’t at all suspect that the judge was the murderer.

Little ………………………………………………………………………………………………………………………………………..

70. If you do happen to see Helen, could you ask her to call me?

Should ……………………………………………………………………………………………………………………………………...

71. I shall never lend Robert any more money, no matter what happens.

Under no ...................................................................................................................................................................................

72. The two side never looked likely to reach an agreement.At no time ..................................................................................

73. The only thing that makes this job worthwhile is the money. Were ....................................................................................

74. Under no circumstances should you phone the police. The last ........................................................................................

75. Burglars stole a thousands pounds' worth of electrical goods, and left the flat in an awful mess.

Not only ..........................................................................................................................................................................

Mời các bạn viết vài câu đảo ngữ nữa.
1)- She is not only beautiful but also can study very well.
2)- If they had asked, I would have had to tell them.
3)- Our team didn't manage to assert its superiority till the end of the match.
4)- Sheila hardly ever opens her mouth at staff meeting.
3)- The captain allowed himself to celebrate his team victory only when the last competitors had completed the course.

4- i shall never forget her in my life

5- she was so beautiful that many people wanted to make friends with her

6- i can finish this work on time only if you help me

7- as soon as i got into the bath, someone knocked at the door

8- if you should need money, go to the banks before six o'clock

9- she is not only beautiful but also can study well

0
Làm ít cũng đc  ^^cảm ơnCâu 17. Tỉ lệ về thể tích của metan và thể tích oxi trong hỗn hợp gây nổ mạnh là1 : 2.                B.  2 : 1.            C. 1 : 4.                    D. 4 : 1.         Câu 18:  Choïn caâu ñuùng trong caùc caâu sau:Metan coù nhieàu trong khí quyeån                     Metan coù nhieàu trong caùc moû khí, moû daàu, moû thanMetan coù nhieàu trong nöôùc bieånMetan coù nhieàu trong nöôùc ao.Câu 19: Đốt cháy hoàn toàn m gam một hợp chất...
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Làm ít cũng đc  ^^cảm ơn

Câu 17. Tỉ lệ về thể tích của metan và thể tích oxi trong hỗn hợp gây nổ mạnh là

1 : 2.                B.  2 : 1.            C. 1 : 4.                    D. 4 : 1.         

Câu 18:  Choïn caâu ñuùng trong caùc caâu sau:

Metan coù nhieàu trong khí quyeån                     

Metan coù nhieàu trong caùc moû khí, moû daàu, moû than

Metan coù nhieàu trong nöôùc bieån

Metan coù nhieàu trong nöôùc ao.

Câu 19: Đốt cháy hoàn toàn m gam một hợp chất hữu cơ Y ( có chứa 2 nguyên tố C, H) thu được 6,72 lit CO2

( đktc) và 0,5 mol H2O. Giá trị của m là

A.  2,3 g.                   B.  4,6 g .                  C. 11,1 g.                        D. không xác định.

Câu 20: Chaát naøo sau đây  chieám haøm löôïng cacbon cao nhaát ?

A. C4H9OH                B. C3H7OH                            C. C2H5OH                            D. CH3OH

ánh sáng

Câu 21: Phản ứng nào sau đây được viết  đúng :

 

A.   

ánh sáng

CH4 +   Cl2                        CH2Cl2 + H2

 

B.    

ánh sáng

CH4 +   Cl2                        CH2 + 2HCl

 

C.     2CH4 +   Cl2                      CH3Cl + H2

ánh sáng

CH4 +   Cl2                                          CH3Cl + HCl

 

Câu 22: Dãy chất nào sau đây là hợp chất hữu cơ :

A.    C2H4O2, NaHCO3, C6H5Br, CaCO3.                       C. CH3Cl, CaCl2, C2H4, C2H4O2.

B.     C2H4O2, C6H6, C2H5OH, C6H6Cl6.                          D. C2H4, CH2Cl2, Ca(HCO3)2, C2H6.

Câu 23: Dãy các hợp chất nào sau đây là hợp chất hữu cơ ?

A. CH4, C2H6, CO2.         B. C6H6, CH4, C2H5OH.        C. CH4, C2H2, CO.         D. C2H2, C2H6O, CaCO3.

Câu 24: Dãy các chất nào sau đây đều là  hiđrocacbon ?

A. C2H6, C4H10, C2H4.                        C. C2H4, CH4, C2H5Cl.       

 B. CH4, C2H2, C3H7Cl.                      D. C2H6O, C3H8, C2H2.

Câu 25: Dãy các chất nào sau đây đều là dẫn xuất của  hiđrocacbon ?

A. C2H6O, CH4, C2H2.                        C. C2H6O, C3H7Cl, C2H5Cl.           

B. C2H4, C3H7Cl, CH4.                       D. C2H6O, C3H8, C2H2.

Câu 26: Trong các chất sau: CH4, CO2, C2H4, Na2CO3, C2H5ONa có

A. 1 hợp chất hữu cơ và 4 hợp chất vô cơ.                           B. 2 hợp chất hữu cơ và 3 hợp chất vô cơ.

C. 4 hợp chất hữu cơ và 1 hợp chất vơ cơ.                           D. 3 hợp chất hữu cơ và 2 hợp chất vô cơ.

Câu 27: Thành phần phần trăm về khối lượng của các nguyên tố C, H, O trong C2H6O lần lượt là

A. 52,2%; 13%; 34,8%.                         C. 13%; 34,8%; 52,2%.             

B. 52,2%; 34,8%; 13%.                          D. 34,8%; 13%; 52,2%

Câu 28 : Công thức cấu tạo của hợp chất hữu cơ cho biết:

A.    Thành phần nguyên tố

B.     Thành phần của phân tử, trật tự và cách thức liên kết của các nguyên tử trong phân tử

C.     Khối lượng nguyên tử

D. Số lượng nguyên tử mỗi nguyên tố

Câu 29: Nguyên tử cacbon có thể liên kết trực tiếp với nhau tạo thành các dạng mạch cacbon là

A. mạch vòng.                                                   C. mạch vòng, mạch thẳng, mạch nhánh.          

B. mạch thẳng, mạch nhánh.                             D. mạch nhánh.

Câu 30 Hãy cho biết chất nào sau đây trong phân tử chỉ có liên kết đơn ? 

A. C6H6.                       B. C2H4.                                 C. CH4 .                       D. C2H2.

Câu 31: Số liên kết đơn trong phân tử C4H10 là:        A. 10.              B. 13.                C. 14               .D. 12.

Câu 32: Số công thức cấu tạo của C4H10 là                A. 3.                 B. 5.               C. 2.               D. 4.

Câu 33: hiđrocacbon (X) chứa 81,82% cacbon. Công thức phân tử của (X) là

A. C3H8.                      B. C3H6.                      C. C2H4.                                  D. C4H10.

Câu 34: Chất có phần trăm khối lượng cacbon lớn nhất là    

 A. CH4.                      B. CH3Cl.                                  C. CH2Cl2.                             D. CHCl3.

Câu 35: Phản ứng đặc trưng của metan là

A. phản ứng cộng.                     B. phản ứng thế.                 C. phản ứng trùng hợp.                D. phản ứng cháy.

Câu 36 : Nhóm chất nào sau đây chỉ tham gia phản ứng cộng:

C2H2 , CH4                  B. C2H2, C6H6             C. C2H2, C2H4                         D. C2H2 , C2H6                      

Câu 37: Một hidrocacbon mà trong thành phần phân tử chứa 75% cacbon theo khối lượng. Hidrocacbon có công thức hóa học là:

A.    C4H10                 B.  C2H4                     C. C6H6                               D. CH4

Câu 38 .Hợp chất hữu cơ có số nguyên tử hiđro bằng hai lần số nguyên tử cacbon và làm mất màu dung dịch brom. Hợp chất đó là

A. metan                    B. etilen                       C. axetilen                   D. benzen

Câu 39: Cho các chất có công thức sau:                     1) C6H6                        2) CH2 = CH - CH3         

3) CH2 = CH- CH= CH2                     4) CH

Số chất làm mất màu dung dịch Br2 là:

A. 1                             B. 2                             C. 3                             D. 4

Câu 40: Hợp chất hữu cơ có số nguyên tử hiđro bằng số nguyên tử cacbon, tham gia phản ứng cộng và tham gia phản ứng thế nhưng không làm mất màu dung dịch brom. Hợp chất đó là

A. metan                     B. axetilen                   C. etilen                       D. benzen

4
5 tháng 3 2022

ko hiểu j

5 tháng 3 2022

đề cương hả

IV/ Duøng töø cho saün trong khung ñeå hoaøn taát ñoaïn vaên. Sau ñoù traû lôøi caùc caâu hoûi.also     empty     near     from     cheapest     expensive     most     teachesJohn Robinson is an English teacher _______ the USA. He _______ English in a high school in Ha Noi. Now he is looking for an apartment _______ the school. there are three _______ apartments. The first one is a big apartment. It’s comfortable, but it is very  _______ . The second one is _______ a lovely apartment, but it’s...
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IV/ Duøng töø cho saün trong khung ñeå hoaøn taát ñoaïn vaên. Sau ñoù traû lôøi caùc caâu hoûi.

also     empty     near     from     cheapest     expensive     most     teaches

John Robinson is an English teacher _______ the USA. He _______ English in a high school in Ha Noi. Now he is looking for an apartment _______ the school. there are three _______ apartments. The first one is a big apartment. It’s comfortable, but it is very  _______ . The second one is _______ a lovely apartment, but it’s quite expensive, too. The last one is smaller than the other two, but it’s the _______ of the three. It has a bright living room, two bedrooms and a large, morden kitchen. Mr. Robinson thinks the third apartment is the _______ suitable for his family.

* Answer the questions :

 

1./ What does Mr. Robinson do?

…………………………………………………?

2./ Where is he from?

…………………………………………………?

3./ What is he looking for?

…………………………………………………?

4./ Which is the cheapest apartment?

…………………………………………………?

5. Which is the most expensive?

…………………………………………………?

6. Describe the most suitable apartment for Mr. Robinson’s family.

…………………………………………………?

 

1
19 tháng 10 2021

IV/ Duøng töø cho saün trong khung ñeå hoaøn taát ñoaïn vaên. Sau ñoù traû lôøi caùc caâu hoûi.

also     empty     near     from     cheapest     expensive     most     teaches

John Robinson is an English teacher ____from___ the USA. He _____teaches__ English in a high school in Ha Noi. Now he is looking for an apartment __ near _____ the school. there are three ___empty____ apartments. The first one is a big apartment. It’s comfortable, but it is very  __expensive_____ . The second one is ____also ___ a lovely apartment, but it’s quite expensive, too. The last one is smaller than the other two, but it’s the ___cheapest ____ of the three. It has a bright living room, two bedrooms and a large, morden kitchen. Mr. Robinson thinks the third apartment is the ___most ____ suitable for his family.

* Answer the questions :

 

1./ What does Mr. Robinson do?

………He is a teacher…………………………………………?

2./ Where is he from?

…………She is from the USA………………………………………?

3./ What is he looking for?

………He is looking for an apartment near the school.…………………………………………?

4./ Which is the cheapest apartment?

…………The third apartment ………………………………………?

5. Which is the most expensive?

…………The first one………………………………………?

6. Describe the most suitable apartment for Mr. Robinson’s family.

………It is the third one…………………………………………?

22 tháng 11 2014

A={9; 10; 11}

REWRITE THESE SENTENCES WITHOUT CHANGING THEIR MEANING(VIẾT LẠI CÂU SAO CHO NGHĨA KHÔNG THAY ĐỔI SỬ DỤNG CÁC TỪ GỢI Ý)PART 1 9.This exercise is very difficult and I can’t do it.  This exercise is too………………………………………………….10.How much beef do you want?How much beef would ………………………………………………11.There are three floors in my new house.My new house ………………………………………………..12.I cycle to school every day.I go  ……………………………………………………13.What’s your brother’s job? ~ A doctor.What...
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REWRITE THESE SENTENCES WITHOUT CHANGING THEIR MEANING

(VIẾT LẠI CÂU SAO CHO NGHĨA KHÔNG THAY ĐỔI SỬ DỤNG CÁC TỪ GỢI Ý)

PART 1

9.This exercise is very difficult and I can’t do it.

  This exercise is too………………………………………………….

10.How much beef do you want?

How much beef would ………………………………………………

11.There are three floors in my new house.

My new house ………………………………………………..

12.I cycle to school every day.

I go  ……………………………………………………

13.What’s your brother’s job? ~ A doctor.

What ……………………………………………………………….

14. Phong has a sister. Her name is Nhung.

Nhung ………………………………………………………………

15. Does Phong’s school have forty classrooms ?

     Are ………………………………………....................................

16. Mr Minh has a son, Trung.                               

      Mr Minh ..............................................................................................

17. Huyen walks to school every afternoon.           

     Huyen goes .......................................................................................

18. Phuong has a brother, Nam.

     Phuong is ………………………………………………………………………..

19. My father usually drives to work.

     My father usually goes ……………………………………………………….

20.Does your have twenty-five students?

->  Are there.........................................................................?

21.   His teeth are small and white.

-> He has ...................................................................................................

22.   Phuong has a brother, Nam

-> Phuong is ....................................................................................................

23.   The girl is beautiful.

-> She is...................................................................................................

24. How about going to the zoo?

Lets ………………………………………………………………………..

25. How much are these shoes?

How much do …………………………………………………….?

Giúp em với ạ!

7
30 tháng 11 2021

tách đc ko?

30 tháng 11 2021

Học thì này rồi mà quên cách làm rồi , mới cả bài dài quá ạ :v

Exercise 6: Turn these sentences into reported speech.                                                                                             1. She said, “I can’t find my umbrella”.                                                                                                                        2. They said, “We are learning English now”.                                                                                                              3. “My friend is coming next week”,...
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Exercise 6: Turn these sentences into reported speech.                                                                                             1. She said, “I can’t find my umbrella”.                                                                                                                        2. They said, “We are learning English now”.                                                                                                              3. “My friend is coming next week”, Tom said.                                                                                                              4. “I’ll help my mum with housework this weekend” he said.                                                                                         5. “We shall overcome this difficulty”, they said.                                                                                                                                     6. “My father is a doctor here”, my friend said.                                                                                                                        7. “I am going on holiday tomorrow”, the boy said to his neighbor.                                                                              8. “You will have to finish all these exercises before next week”, the teacher said to his students.                                         9. “I came back here early yesterday,” she said.                                                                                                                                      10. “I’ve broken the vase,” she said.                                                                                                                          11. “I will never see you again,” the boy said to the girl.                                                                                                                                     12. He said to her, “You are my friend.”                                                                                                                   13. Johnny said to his mother, “I don’t know how to do this exercise.”                                                                                          14. “We are waiting for the school bus”, said the children.                                                                                      15. Mary said, “My father died a year ago”.   

 

1
30 tháng 9 2021

Tham khảo

1,She said that she couldn't find her umbrella

2.They said that they were learning English then

3.tom said his friend was coming the next week

4.he said he would help his mum with homework that weekend

5.We said we should overcome that difficulty.

6.my friend said her father was a doctor there.

7.the boy told his neighbor that he was going on holiday the next day.

8.the teacher said to his students that he would have to finish all these exercises before  the next week

9.she said she had come back there early the previous day

10.she said she had broken the vase

11.the boy said to the girl that he would never see her again

12.He said to her that he was her friend 

13..Johnny said to his mother that he didn't know how to do that exercise

14.the children said that they were waiting for the school bus

15.Mary said that her father had died a year before 

Viết lại câu với “if” sao cho nghĩa của câu không thay đổi.1. I can’t finish this task you don’t give me a hand.-> _____________________________________________________________________________2. You will run out of money if you don’t stop wasting it.-> _____________________________________________________________________________3. Don’t call me unless it is an emergency.-> _____________________________________________________________________________4. James will not pass...
Đọc tiếp

Viết lại câu với “if” sao cho nghĩa của câu không thay đổi.
1. I can’t finish this task you don’t give me a hand.
-> _____________________________________________________________________________
2. You will run out of money if you don’t stop wasting it.
-> _____________________________________________________________________________
3. Don’t call me unless it is an emergency.

-> _____________________________________________________________________________
4. James will not pass the test unless he studies harder.
-> _____________________________________________________________________________
5. If Jane finishes her work before 6 pm, she will dine out with her friends.
-> _____________________________________________________________________________
6. My brother won’t go travelling this summer if he doesn’t find a companion.
-> _____________________________________________________________________________
7. It is not easy to do these exercises unless you listen attentively to the teacher.
-> _____________________________________________________________________________
8. If Jim doesn’t submit his essay before Tuesday, he will be punished by the teacher.
-> _____________________________________________________________________________

3
14 tháng 1 2022

Chào em, em tham khảo nhé!

1.l can't finish this task if you don't give me a hand.

=> Unless you give me a hand, I can't finish this task.

2.You will run out of money if you don't stop wasting it.

=> Unless you stop wasting money, you will run out of it.

3.Don't call me unless it is an emergency.

=> If it is not an emergency, don't call me.

4.James will not pass the test unless he studies harder.

=> If Jame doesn't study harder, he will not pass the test.

5.If Jane finishes her work before 6 pm, she will dine out with her friends.

=> Unless Jane finishes her work before 6 pm, she will not dine out with her friends.

14 tháng 1 2022

6. Unless my brother finds a companion, he won't go travelling this summer

7. If you don't listen attentively to the teacher, it is not easy to do these exercises

8. Unless Jim submit his essay before Tuesday, he will be punished by the teacher

1.     I’d like you to waid until they bring out a new model. (rather)à....... .......................................................................................................................2.     We couldn’t find the cat anywhere. (nowhere) à...... ........................................................................................................................3.     What finally ended the dispute was the fact that the union agreed to go to arbitration. (agreement)à...........
Đọc tiếp

1.     I’d like you to waid until they bring out a new model. (rather)

à....... .......................................................................................................................

2.     We couldn’t find the cat anywhere. (nowhere)

 à...... ........................................................................................................................

3.     What finally ended the dispute was the fact that the union agreed to go to arbitration. (agreement)

à........ ......................................................................................................................

4.     He won’t let anyone else touch his records (objects)

à..... .........................................................................................................................

5.     The fact that nobody said anything at the time surprised me. (what)

à... ...........................................................................................................................

6.     The referee first blew the whistle 30 minutes into the game. (playing)

à.... ..........................................................................................................................

7.     I admitted it was my fault for burning the toast. (blame)

à.... ..........................................................................................................................

8.     It’s becoming extremely expensive to maintain the museum. (unkeep)

à... ...........................................................................................................................

1
19 tháng 3 2022

why có từ à??

viết lại câu với từ cho sẵn

21 tháng 3 2022

36. We can’t find our motorbike. You (see) ………Do you see….…………..   it?  

21 tháng 3 2022

Giúp e với ạ