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24 tháng 4 2021

1. are called

2. be 

giải thích:

1. Những hành tinh bên ngoài hệ mặt trời được gọi là ngoại hành tinh.

2. Có thể là chúng ta không hề cô đơn ngay cả trong hệ mặt trời của chính mình.

16 tháng 12 2017

Đáp án: B

Giải thích: câu gián tiếp dạng trần thuật

Dịch: Các nhà khoa học khẳng định rằng có 8 hành tinh trong hệ mặt trời

9 tháng 8 2017

Đáp án B

Giải thích: câu gián tiếp dạng trần thuật

Dịch: Các nhà khoa học khẳng định rằng có 8 hành tinh trong hệ Mặt Trời.

24 tháng 4 2021

1. astronomers have discovered a planetary system containing at least five planets. (planet)

2. japanese people are very inventive. they are fond od creating things. (invent)

3. are airpods the best wireless earbuds? (wire)

giải thích:

1. Các nhà thiên văn học đã phát hiện ra một hệ hành tinh chứa ít nhất năm hành tinh. (planetary system: hệ hành tinh)

2. người Nhật rất sáng tạo. họ thích tạo ra mọi thứ. (inventive (a): có tính sáng tạo)

3. Airpods có phải là tai nghe không dây tốt nhất không? (wire: dây - wireless: không dây)

Based on the context, make conditional sentences type 2 from the clues. 1. My home hasn't installed a solar water heater. If/ my home/ install/ a solar water heater/ we/ save a lot of energy. ➞ 2. Not all households in Viet Nam turn off lights during the Earth Hour. If/ all households/ Viet Nam/ turn off lights/ the Earth Hour/ we/ save enough electricity/ develop our rural areas. ➞ 3. Some students in our school still throw litter on the school ground. If/ students/ our school/ not...
Đọc tiếp

Based on the context, make conditional sentences type 2 from the clues.

1. My home hasn't installed a solar water heater. If/ my home/ install/ a solar water heater/ we/ save a lot of energy.

2. Not all households in Viet Nam turn off lights during the Earth Hour. If/ all households/ Viet Nam/ turn off lights/ the Earth Hour/ we/ save enough electricity/ develop our rural areas.

3. Some students in our school still throw litter on the school ground. If/ students/ our school/ not throw litter/ the school ground/ our campus/ look/ greener/ fresher.

4. People use aluminum cans instead of glass bottles. If/ people/ use/ glass bottles/ they/ use/ again and again.

5. Our school ground is large but we don't have a wind turbine. If/ we/ install/ a wind turbine/ our school/ become/ more eco-friendly.

6. People don't use organic fertilizers. If/ people/ use/ organic fertilizers/ they/ prevent/ land pollution.

7. A large number of people ride their motorbikes to work. If/ people/ ride/ bikes/ they/ keep/ air/ less polluted.

8. That factory doesn't have a wastewater treatment system. If/ that factory/ have/ wastewater treatment system/ river/ not become/ so polluted.

1
1 tháng 4 2020

Base on the context, make conditional sentences type 2 from the clues

1. My home hasn't installed a solar water heater.

\(\rightarrow\) If my home installed a solar water heater, we would save a lot of energy.

2. Not all households in Viet Nam turn off lights during the Earth Hour.

\(\rightarrow\) If all households in Viet Nam turned off lights during the Earth Hour, we would save enough electricity to develop our rural areas.

3. Some students in our school still throw litter on the school ground.

\(\rightarrow\) If the students in our school didn't throw litter on the school ground, our campus would look greener and fresher.

4. People use aluminum cans instead of glass bottles.

\(\rightarrow\) If people used glass bottles, they could use them again and again.

5. Our school ground is large but we don't have a wind turbin.

\(\rightarrow\) If we installed a wind turbin, our school would become more eco- friendly.

6. People don't use organic fertilizers.

\(\rightarrow\) If people used organic fertilizers, they would prevent land pollution.

7. A large number of people ride their motorbikes to works.

\(\rightarrow\) If people rode their bikes, they would keep the air less polluted.

8. That factory doesn't have a wastewater treatment system.

\(\rightarrow\) If that factory had wastewater treatment system, the river would't become so polluted.

Chúc bạn học tốt!

11 tháng 11 2019

1. My home hasn't installed a solar water heater. If/ my home/ install/ a solar water heater/ we/ save a lot of energy.

➞ If my home installed a solar water heater , we would save a lot of energy.

2. Not all households in Viet Nam turn off lights during the Earth Hour. If/ all households/ Viet Nam/ turn off lights/ the Earth Hour/ we/ save enough electricity/ develop our rural areas.

➞ If all households in Viet Nam turned off lights during the Earth Hour, we we would enough electricity to develop our rural areas.

12 tháng 11 2019

1. If my home installs a solar water heater, we will save a lot of energy

2. If all households in Viet Nam turned off lights at the Earth Hour, we could save enough electricity to develop our rural areas

D. READING 1. Read the text then choose the best answer. ENVIRONMENTAL POLLUTION In recent years the problem of environmental pollution has become a serious problem in big cities in our country. So, what are reasons and possible measures for this problem? Nowadays, we are living in a city with high population density, so domestic waste is the first reason. Then many people's social consciousness is not high. In several areas, they throw rubbish on streets, canals and rivers. It is easy...
Đọc tiếp
D. READING 1. Read the text then choose the best answer. ENVIRONMENTAL POLLUTION In recent years the problem of environmental pollution has become a serious problem in big cities in our country. So, what are reasons and possible measures for this problem? Nowadays, we are living in a city with high population density, so domestic waste is the first reason. Then many people's social consciousness is not high. In several areas, they throw rubbish on streets, canals and rivers. It is easy for us to see rubbish of all kinds floating on the water. Moreover, uncultured people even pee in the public place. Now, let's come to other reasons. Our city is overloaded with vehicles that expel a lot of smoke and dust. This contributes to the heat of the air, and causes pollution. Besides that, in several places, trees have been cut down to have room for buildings, hotels, or supermarkets. This makes the atmosphere in our city mug and stuffy. New words: muggy (adi) nồm ẩm, oi bức stuffy (adi) ngột ngạt 1. What is not the reasons of environmental pollution? A. high population density B. smoke and dust from vehicles C. domestic waste D. the new drainage system 2. What is the first reason of environmental pollution? A. domestic waste B. smoke and dust from vehicles C. population density D. rubbish on streets 3. What is the synonym of the word "consciousness"? A. awareness B. unculture C. unconsciousness D. awakeness 4. Why vehicles cause air pollution? A. Vehicles make the atmosphere in our city muggy and stuffy. B. Because they expel a lot of smoke and dust. C. Because they consume too much gasoline. D. Because many people use motorbikes and cars nowadays. 5. How is the drain system in our city? A. It’s very modern. B. It's downgrade. C. It is new. D. It is very old and downgrade
2
13 tháng 1 2019

help

13 tháng 1 2019

ko hiểu cho lắm

27 tháng 4 2021

 she asked her teacher if scientists (find) had found water on mars yet.

Cấu trúc câu trần thuật gián tiếp: khi câu nói trực tiếp chia ở thì hiện tại hoàn thành (vì có dấu hiệu nhận biết là từ "yet" cuối câu) thì ở dạng câu gián tiếp lùi 1 thì, từ HTHT xuống quá khứ hoàn thành

Choose the letter A, B, C or D to complete the passage belowHi. We are from Neptune, the eighth planet from the Sun in the Solar System. Our planet is named (1) ___________ the Roman god of the sea. The climate here is very unfriendly, with a temperature of around -300 degrees Celsius, and the winds are very strong. Actually, we have a lot of storms here. Everything is freezing on the (2) ___________ of Neptune, so of course we don’t have liquid water. To be able to survive here, we have to...
Đọc tiếp

Choose the letter A, B, C or D to complete the passage below

Hi. We are from Neptune, the eighth planet from the Sun in the Solar System. Our planet is named (1) ___________ the Roman god of the sea. The climate here is very unfriendly, with a temperature of around -300 degrees Celsius, and the winds are very strong. Actually, we have a lot of storms here. Everything is freezing on the (2) ___________ of Neptune, so of course we don’t have liquid water. To be able to survive here, we have to build all of our cities underground, a hundred kilometers beneath the surface. Luckily, we don’t have Neptune-quakes!

Our life here is very different from your life on earth. Because it’s extremely (3) ___________ underground, we have a very good lighting system on round the clock. Every day, we need only three hours for sleep, four hours for work, and the rest of the day we (4) ___________ on our leisure activities. So life is relaxing. Most of us like traveling to other planets for new experiences. Although we are (5) ___________ than you in size, we can move very fast. In fact, we have wings, so we can fly. Thus, we don’t suffer heavy traffic like on your earth. We don’t have oxygen either, but we live on hydrogen.

Question 1:

A. for

B. in

C. after

D. to

1
22 tháng 7 2018

Đáp án C

Giải thích: cụm từ “be named after”: được đặt tên theo…

Dịch: Hành tinh được đặt tên theo vị thần đại dương của người Roman.

Choose the letter A, B, C or D to complete the passage belowHi. We are from Neptune, the eighth planet from the Sun in the Solar System. Our planet is named (1) ___________ the Roman god of the sea. The climate here is very unfriendly, with a temperature of around -300 degrees Celsius, and the winds are very strong. Actually, we have a lot of storms here. Everything is freezing on the (2) ___________ of Neptune, so of course we don’t have liquid water. To be able to survive here, we have to...
Đọc tiếp

Choose the letter A, B, C or D to complete the passage below

Hi. We are from Neptune, the eighth planet from the Sun in the Solar System. Our planet is named (1) ___________ the Roman god of the sea. The climate here is very unfriendly, with a temperature of around -300 degrees Celsius, and the winds are very strong. Actually, we have a lot of storms here. Everything is freezing on the (2) ___________ of Neptune, so of course we don’t have liquid water. To be able to survive here, we have to build all of our cities underground, a hundred kilometers beneath the surface. Luckily, we don’t have Neptune-quakes!

Our life here is very different from your life on earth. Because it’s extremely (3) ___________ underground, we have a very good lighting system on round the clock. Every day, we need only three hours for sleep, four hours for work, and the rest of the day we (4) ___________ on our leisure activities. So life is relaxing. Most of us like traveling to other planets for new experiences. Although we are (5) ___________ than you in size, we can move very fast. In fact, we have wings, so we can fly. Thus, we don’t suffer heavy traffic like on your earth. We don’t have oxygen either, but we live on hydrogen.

Question 2:

Asystem

B. surface

C. trace

D. trek

1
12 tháng 8 2017

Đáp án B

Giải thích: on the surface of: trên bề mặt của

Dịch: Trời lạnh cóng trên bề mặt sao Hải Vương, nên tất nhiên là chúng tôi không có nước dạng lỏng.