What ______ the doctors most was that they could not find the cause of the disease.

A．astonished?? B．puzzled?? C．surprised?? D．amused

It was with great joy ???? the couple found their missing son after 18 years.

A. when????????????? ????????????? ????????????? ????????????? B. that????????????? ????????????? ????????????? ????????????? C. what????????????? ????????????? ????????????? ????????????? D. which

There is no reason why you shouldn’t tell the headmaster _________ that you are resigning because he has arranged your post.

A. in effect???????????? B. in fact??????? C. in advance??????????? D. in support

It was __________________ back home from work.

A. not until midnight did he go??????? B. until midnight that he didn’t go

C. not until midnight that he went????? D. until midnight when he didn’t go

His conclusion, ______ on careful research, was acceptable.

A.to base????????????? B.to be based????????????? C.basing????????????? D.based

Some people ________ not have plans yet for New Year’s Eve, but others know exactly what they will be doing.

I can’t remember when exactly the Robinsons left _____city ,I only remember it was ______ Monday. 。

A. the , the? ? B. a ,the ??? C. a, a ?? D. the, a

Keep up good state of mind even if you _____ fail plenty of times.

A. must? B. will? C. can?? D. should

Suddenly, the lightning flashed through the clouds, nearly ____ Paul.

A. beating???????????? ????????????? B. blinding????????? C. burning??????????? D. touching

---- _____????? ---- You were saying you sold the house and left your hometown.

A. How come ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? B. Like what?

C. Do you have the time? ????????????? ????????????? ????????????? ????????????? ????????????? D. Where was I