I don’t know whether you happen ____ it, but I’m going to study in the U.S.A. this September.

A. to be heard      B. to be hearing       C. to hear      D. to have heard

When          why he behaved that way at table，he made no reply．

A．being asked        B． asked             C．a(chǎn)sking       D．to ask

Mrs. White became a teacher in 1985. She _____ for twenty years by next summer.

A. will teach    B. would have taught    C. has been teaching    D. will have been teaching

All morning as she waited for the medical report from the doctor, her nervousness _____.

A. has grown        B. is growing       C. grew        D. had grown

By the time he realizes he ____into a trap, it’ll be too late for him to do anything about it.

A. walks     B. walked     C. has walked    D. had walked

—Why don’t we choose that road to save time? 

—The bridge to it __________. 

A. has repaired           B. is repaired 

C. is being repaired       D. will be repaired 

—How about your journey to Mount Emei?

—Everything was wonderful except that our car _________ twice on the way.

A. slowed down    B. broke down    C. got down   D. put down

---- We’re organizing a party next Saturday, and I’d like you to come.

---- _______! I have another one that day. Thank you just the same.

A. Good luck       B. What a pity       C. Never do it again    D. Well done

I’m sorry I can’t go to the film with you because I have a lot of things to _________.

A.take to                              B.get to

C.see to                               D.keep to

20. These signatures are very similar.Can you_________them apart?

A.make                           B.divide

C.tell                             D.separate?