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

Air pollution is one of _________ (6) problems of the current time all over the world. There ___________ (7) a lot of reasons for this pollution. First of all, the release of air pollutants such as smog and solid materials cause air pollution and health issues ___________ (8) human. ___________ (9) dirty wastes in big cities are polluting the whole atmospheric air. Thirdly, motor vehicles are releasing polluted gases contributing to the air pollution. Finally, some natural ________ (10) like dust, soil particles, and natural gases are also the source of air pollution.

Question 7

A. are      

B. is      

C. being      

D. be

Câu 1:

You should put rubbish in the recycling ___________.

A. bin      

B. sea      

C. soil      

D. air

Câu 2: Choose the letter A, B, C or D the word that has the underlined part different from others.

A. energy      

B. president      

C. electricity     

D. decorate

Câu 3: Choose the letter A, B, C or D the word that has the underlined part different from others.

A. A. fasten      

B. daddy     

C. backpack     

D. water

Câu 4:

We ___________ a survey to know more about recycling

A. make      

B. do      

C. have      

D. get

Câu 5:

Let’s reduce the __________ of deforestation.

A. environment     

B. polluted      

C. effect      

D. disappear

Câu 6:

They are using leaves __________ food.

A. wrap      

B. to wrap      

C. wrapping      

D. will wrap