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 6

A. serious     

B. more serious     

C. the most serious      

D. serious than

Câu 1: Choose the letter A, B, C or D to answer these following questions

Glass is a wonderful substance. It can be recycled over and over again. The good thing about glass recycling is that the glass retains its quality. Imagine how many bottles of soda, juice and glass jars are used daily. If we simply throw them away, the environment will suffer greatly. There are many advantages of glass recycling. The first thing is that glass recycling reduces industrial pollution. Reducing industrial pollution benefits not only the environment but also the entire ecosystem. Another benefit is the recycling of glass conserves natural resources. Recycling glass saves on the need to obtain more materials to make new glass; therefore, they save existing natural resources.

What is the good point of glass recycling?

A. The glass retains its quality

B. The glass breaks

C. The glass disappears

D. The glass reduced its quality

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

A. A. recycle      

B. happy     

C. study     

D. windy

Câu 3:

They are using leaves __________ food.

A. wrap      

B. to wrap      

C. wrapping      

D. will wrap

Câu 4: Choose the letter A, B, C or D the word that has the underlined part different from others.

A. A. charity     

B. natural      

C. classmate      

D. exchange

Câu 5:

Water is used to generate __________.

A.  

B. electricity      

C. money      

D. deforestation

Câu 6:

Do you know what ___________ water pollution?

A. caused      

B. causing      

C. to cause      

D. causes