If you ________ a crime, you can never escape being punished.

A. do 　　　　　 B. discharge 　　　 C. take 　　　　　 D. commit

Wait till you are more ________. It’s better to be sure than sorry.

A. alternative　 B. satisfied　　 C. optimistic　　 D. certain

— When did she leave Beijing?

— At seven o’clock ______ the evening of March 8.

A. in　 B. on　 C. at　 D. for

Of all the books on the desk，　　 is of any use for our study.?

A.nothing　　　　　 B.no one　　　　　　 C.neither　　　　　 D.none

Henry set up a club for football fans, ________ he invited all his friends.

A. for whom　 　　　　　　　　 B. to whom

C. to which　　 　　　　　　　 D. from which

Attention, please, every one! Please keep _____ for a moment while I take your photograph.

A. still 　 B. silent　 C. calm 　 D. quiet

I thought him an honest man ____I saw him.

A. the first time　　 B. for the first time　　 C. every time when　 D. by the time

The exploitation of natural _____（资源） was hampered by the lack of technicians.

He amused himself with the idea of going to Europe though he couldn't ________it.

A. offer B. spend C. pay D. afford

As the strong winds blew down many tall trees, some of the streets in the city were _______.

A. struck　 B. caught　 C. crowded　 D. blocked