- Air_______ is one of the biggest problems in the world today

- Yes. We must take action to make the air less_______.

A. pollution; pollution B. pollute; pollution

C. pollution; pollute D. pollution; polluted

- The music by Jay Chow_______ nice. I guess his CDs must_______ well

- Yes, he is very popular among young people.

A. sounds; sell B. is sounded; is sold

C. is sounded; sell D. sounds; is sold

-I hear a charity show_______ yesterday evening.

- It was a great success. A lot of famous stars came and donated a great deal of money.

A. held B. was held

C. is held D. hold

It is _______ him to save the old man out of the big fire.

A. brave of B. brave for

C. important of D. impolite of

- We can save water by taking shorter showers.

-_______, turning off the tap when brushing teeth is also a good way.

A. However B. Moreover

C. Otherwise D. For example

I can't believe that great changes_______ in Suzhou in the past 20 years.

A. has been taken place B. have taken place

C. took place D. have been taken place

- The_______ you wrote about the film is wonderful.

- Thanks.

A. renew B. review

C. recycle D. reuse

- You'd better not_______. You should show good_______.

- OK.I will queue for my turn.

A. push in; polite B. carry on; politely

C. push in; manners D. hand in; manners

This type of mobile phone is_______ for me to_______.

A. enough expensive; afford B. too expensive; afford

C. too expensive; afford it D. cheap enough; afford it

- Thanks for giving me_______ on how to improve my English.

- You are welcome.

A. such much advice B. so many useful advice

C. so useful advice D. such useful advice