______several times, the young scientist still kept on making his experiments.

A.Having been failed 　　　 B.Having failed

C.Though failed　　　　 D.Because of failure

With modern equipment, many mysteries have _______ to light in recent years.

A. bought　　　　　 B. come　　　　　 C. thrown　　　　　 D. appeared

I _____ like someone to take me to the theatre.

A. will　 B. may　 C. would　　 D. shall

It was decided to _____ the search when there was no hope of finding the missing girl alive.

　　A. call off 　　　B. take up 　　　C. keep off　　 D. ring up

Li Ming Seldom watches TV in the evening___he has nothing to do.

A.except B.except for C.except that D.except when

His tired face suggested that he　　 really tired after the 1ong walk．

　 A．had been　　　 B．was　　　 C．be　　　 D．should be

The soldiers have been trying hard to search for anyone alive buried in the ruins and _____them out if found.

　 A. find　 B. make　 C. dig　 D. let

If you ________ that film late last night,you wouldn't be so sleepy.

A.didn't see　　 B.haven't seen　 C.wouldn't have seen　 D.hadn't seen

My parents _____ in Hong Kong. They were born there and have never lived anywhere else.

A. live　　　　 B. lived　　　 C. were living　　　 D. will live