--- Catherine, I have cleaned the room for you.

---Thanks. You _______ it. I could manage it myself.

A. needn’t do B. needn’t have done C. mustn’t do D. shouldn’t have done

His silence at the meeting suggested that he _______ to your plan.

A. hadn’t agreed B. didn’t agree C. wouldn’t agree D. not agree

-- What made your skin look so terrible?

--_______ to the sunlight for a long time.

A. Because it was exposed B. After being exposed C. Being exposed D. Exposed

Zhanglin was lost in computer games during his last year in high school, otherwise he _____ a student at Beijing University.

A. would have beenB. can be C. has beenD. had been

______ you come across some new words, don’t refer to your dictionary at once but guess their meanings according to the context.

A. Every time B. The first time C. Now thatD. If only

With dinner _____, the lady went on ____ some sewing.

A. to prepare; to do B. preparing; doing C. prepared; to do D. to be prepared; doing

You can make yourself _____ in English pretty well if you keep on speaking the language.

A. understand B. understanding C. to understand D. understood

___________, I have never seen anyone who’s as wise as John.

A. As long as I have traveled B. Now that I have traveled so much

C. .As I have traveled so much D. Much as I have traveled

_________ I will visit Brazil during the 2016 Olympic Games.

A. If I am possible B. If it possible C. If I possible D. If possible

Someone is ringing the doorbell. Go and see ______ .

A. who is he B. who he is C. who it is D. who is it