We must do something useful to _______ pollut...

We must do something useful to _______ pollution.

A. cut off　　 B. cut up　　 C. cut down　　 D. cut in

九年级英语单选题困难题查看答案及解析

We must do something important to stop the pollution ____ a happy life.

A. live　　　 B. to live

C. living　　 D. from living

九年级英语单项填空中等难度题查看答案及解析

Air pollution has become 　　 than before. We must do something to stop it.

A. serious 　　　　　　　　　 B. more serious

C. most serious　 　　　　　　 D. the most serious

九年级英语单项填空中等难度题查看答案及解析

Air pollution has become ____than ever before. We must do something to stop it.

A. the more serious　　　　　　　　　　 B. more serious

C. seriouser　　　　　　　　　　　　　 　 D. the most serious

九年级英语单项填空中等难度题查看答案及解析

Air pollution has become__________ than ever before. We must do something to stop it.

A. serious    　　　　　 B. more serious　　　　　　

C. most serious    　　 D. the most serious

九年级英语单项填空简单题查看答案及解析

2018年上海浦东二模 Noise pollution has become___________than ever before. We must do something to stop it.

A. serious　　 B. more serious　　 C. most serious　　 D. the most serious

九年级英语单选题困难题查看答案及解析

Something necessary ___________ to prevent the serious air pollution.

A.must do B.must be done C.may do D.may be done

九年级英语单选题中等难度题查看答案及解析

We are now short 　　　　　 fresh water. Something must be done to prevent people　　　　　 polluting it.

A. of；from　　　　　　　　　 　　　　　　　　　 B. for；from　　　　　　　　　 　　　　　　　　　 C. of；to

九年级英语单项填空简单题查看答案及解析

Something must be done to stop air pollution, ________ we will have no fresh air.

A. or

B. for

C. but

D. so

九年级英语单项填空中等难度题查看答案及解析

—　　　　　　 terrible pollution!

—Yes. We have to do something to protect our environment.

A. What　　　　　　 B. What a　　　　　　 C. How　　　　　　　 D. How a

九年级英语单项填空中等难度题查看答案及解析