He was busy writing a story, only ______ once in a while to smoke a cigarette.

A．to stop　　 B．stopping　 C．to have stopped　　　　 D．having stopped

Dr Black comes from either Oxford or Cambridge.I can’t remember　　 .

A、where　　 B、what　　　 C、which　　　　 D、that

Her father retired__________poor health last year.

　 A. account for　　 B. on no account　　 C. on account of　　 D. from all accounts

—Are you happy with your new computer??

—No，it is　　　 me a lot of trouble.?

A.showing　　　　　　　 B.leaving　　　　　　　 C.giving　　　　 D.sparing

The manager discusssed the plan that they would like to see ______ the next year.

　　A.carry out 　　 B.carrying out 　 C.carried out 　　　 D.to carry out

On his way to the airport，it________him all of a sudden that he had forgotten her birthday.

A. hit 　　　　　　　　 B. knocked

C. occurred 　　　 D. beat

It is _________he often wins medals _______makes his parents proud of him.

A. what; that　　 B. that; that　　　　 C. that; what　　　 D. /; that

The stranger tried his _____ to get along _____ with the new neighbours.

　 A. best; well 　 B. best; good

　 C. better; best 　 D. good; better

The acting is so c　　 that it makes you believe that it is one of the best meals he has ever tasted.