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Use UNLESS instead of IF.
1. If you are not careful, you will cut yourself with that knife.
UNLESS you are careful, you will cut yourself with that knife.
2. If you do not like this one, I'll bring you another.
UNLESS you like this one, I'll bring you another.
3. I'll not be able to do any work if I do not have a quiet room.
UNLESS I have a quiet room, I'll not be able to do any work
4. If she does not hurry, she'll be late.
UNLESS she hurries, she'll be late.
5. If we had more rain, out crops would be better.
UNLESS we had more rain, out crops wouldn't be better.
6. The crops would be have been ruined in the flood had risen higher.
UNLESS the flood had risen higher, The crops wouldn't be have been ruined
7. If you had not sneezed, he wouldn't have known that we were there.
UNLESS you had sneezed, he wouldn't have known that we were there.
8. If she did her hair differently, she would look quite nice.
UNLESS she did her hair differently, she would look quite nice.
9. If John had played for our football team, we would not have lost the game.
UNLESS John had played for our football team, we would have lost the game.
10. If I won a big prize in a lottery, I'd give up my job.
UNLESS I won a big prize in a lottery, I'd not give up my job.
1 If I see him I (give)will give him a lift.
2 The table will collapse if you (stand)stand on it.
3 If he (eat)eats all that he will be ill.
4 If I find your passport I (telephone)wil telephone you at once.
5 The police (arrest)will arrest him if they catch him.
6 If he (read) reads in bad light he will ruin his eyes.
7 Someone (steal) will steal your car if you leave it unlocked.
8 What will happen if my parachute doesn't open (not open)?
9 If he (wash)washes my car I'll give him £10.
10 If she (need)needs a radio she can borrow mine.
11. If you (not go) don't go away I'll send for the police.
12. I'll be very angry if he (make)makes any more mistakes.
13. If he (be)is late we'll go without him.
14. She will be absolutely furious if she (hear)hears about this.
15. If you put on the kettle I (make)will make the tea.
16. If you give my dog a bone he (bury) will bury it an once.
17. If we leave the car here it (not be)will be in abybod's way.
18. He'll be late for the train if he (not start)doesn't start at once.
19. If you come late they (not let)don't let you in.
20. If he (go) goes on telling lies nobody will believe a world he says.
21. Unless he (sell) sells more he won't get much commission.
22. If I lend you Ł10 when you (repary)wiil repary me?
23. We'll have to move upstairs if the rivier (rise)rises any higher.
24. If he (work)works hard today can he have a holiday tomorrow?
25. Ice (turn)will turn to water if heat it.
26. If the house (burn)burns down we can claim compensation.
27. If you (not like)don't like this one I'll bring you another.
28. Unless you are more careful you (have)will have an accident.
29. Tell him to ring me up iy you (see)see him.
30. If I tell you a secret, you (promise)will promise not to tell it to anyone else?
31. If you (not believe)won't believe what I say, ask your mother.
32. If he (like) likes the house will he buy it?
33. If you will kindly sit down I (make)makes enquiries for you.
34. Unless I have a quiet room I (not be able)won't be able to do any work.
35. She won't open the door unless she (know)knows who it is.
36. Should you require anything else please (ring)ring the bell for the attendant
1 If I see him, I WILL GIVE him a lift.
2 The table will break if you SIT on it.
3 If he EATS all that, he will be ill.
4 If I find your passport, I will telephone you.
5 The police WILL ARREST him, if they catch him.
6 If he READS in bad light, he will ruin his eyes.
7 Someone WILL STEAL your car if you leave it unlocked.
8 What will happen if my parachute DOES NOT OPEN?
9 If he WASHES my car, I'll give him $10.
10 If she NEEDS a radio, she can borrow mine.
11 If you DO NOT GO away, I'll call the police.
12 I'll be very angry if he MAKES any more mistakes.
13 If he IS late, we'll go without him.
14 She will be absolutely furious if she HEARS about this.
15 If you put on the kettle, I WILL MAKE some tea.
16 If you give my dog a bone, he WILL BURY it.
17 If we leave the car here, it WON'T BE in anybody's way.
18 He'll be late for the train if he DOESN'T START at once.
19 If you come late, they WON'T LET you in.
20 If he GOES on telling lies, nobody will believe a word he says.
21 Unless he SELLS more, he won't get much commission.
22 If I lend you $10, when WILL you REPAY me?
23 We'll have to move upstairs if the river RISES any higher.
24 If he WORKS hard today, can he have a holiday tomorrow?
25 Ice TURNS to water if you heat it.
26 If the house BURNS down, we can claim compensation.
27 If you DON'T LIKE this one, I'll bring you another.
28 Unless you are more careful, you WILL HAVE an accident.
29 Tell him to ring me up if you WILL SEE him.
30 If I tell you a secret, WILL you PROMISE not to tell it to anyone else?
31 If you DON'T BELEIVE what I say, ask your mother.
32 If he LIKES the house, will he buy it?
33 If you kindly sit down, I WILL MAKE enquiries for you.
34 Unless I have a quiet room, I WON'T BE ABLE to do any work.
35 She won't open the door unless she KNOWS who it is.
36 Should you require anything else, please RING the bell for the attendant.
1) I'll call the police if you don't leave me alone !
--> unless you leave me alone, I'll call the police
2) in the snowy weather we don't go to school
--> If it didn't snow, we could go to school
3)Without Jack's help , i wouln't have been able to move the table
--> if Jack helped me, I would have been able to move the table
4) Make me some coffee , and i'll give you one of my biscuits
--> if you make me some coffee, I'll give you one of my biscuits
5) If you hadn't told me about Sue's hair , i wouldn't have noticed
--> unless you had told me about sue's hair, I wouldn't have noticed
6) if you see Peter , tell him to be here at 8:00
--> Should you see Peter, tell him he should be here at 8.00
1. Lang Lieu was very poor, so he couldn't buy any special food.
A. Lang Lieu couldn't buy any special food because of he was very poor.
B. Lang Lieu couldn't buy any special food because of he was very poor.
C. Lang Lieu couldn't buy any special food because of he be very poor.
D. Lang Lieu couldn't buy any special food because he was very poor.
2. Unless you go to Hue festival, you won't know why we like the oriental night show.
A. If you don't go to Hue festival, you will know why we like the oriental night show.
B. If you know why we like the oriental night show, you don't go to Hue festival.
C. If you go to Hue festival, you will know why we like the oriental night show.
D. If you come to Hue festival, you won't know why we like the oriental night show.
HỌC TỐT 
Choose the best sentence which has a similar meaning to the given one.
1. Lang Lieu was very poor, so he couldn't buy any special food.
A. Lang Lieu couldn't buy any special food because of he was very poor.
B. Lang Lieu couldn't buy any special food because of he was very poor.
C. Lang Lieu couldn't buy any special food because of he be very poor.
D. Lang Lieu couldn't buy any special food because he was very poor.
2. Unless you go to Hue festival, you won't know why we like the oriental night show.
A. If you don't go to Hue festival, you will know why we like the oriental night show.
B. If you know why we like the oriental night show, you don't go to Hue festival.
C. If you go to Hue festival, you will know why we like the oriental night show.
D. If you come to Hue festival, you won't know why we like the oriental night show.
1. They said that they saw an UFO in the sky. => had seen
2. The furniture should move to highler places because of the flood.\
=> be moved
3. You should have your eyes check regularly.
=> checked
1. Would you like to go out for a drink with me tonight? He told me.
----> He invited_me to go out for a drink with him tonight_____________
2. I'm really sorry I didn't invited her to the party
-----> I really wish I___had invited her to the party_______
3. Linda gave me that present on my 20th birthday
---> That present __was given me by Linda on my 20th birthday__________
4. They couldn't move any futher because of the thick fog
The thick fog_ prevented them from moving any further ______________
5. We don't have enough money so we can't buy that house
If __We had enough money,We could buy that house__________
1.The baby's temperature kept rising,so we took him hospital.(higher)
The baby's temperature was higher, ,so we took him hospital.
2.If you don't take the map , you''ll get lost.(Unless)
unless you take the map, you''ll get lost
1.The baby's temperature kept rising, so we took him hospital.(higher)
=> The baby's temperature was higher and higher, so we took him hospital.
kept rising diễn tả sự tăng liên tục, so sánh kép có vẻ hợp hơn
B
b