19.I did have some adventures on the sea. Our ship was ____ the waves.

A. at the mercy　 of　　 B.at the strike of

C. in charge of　　　 D. at risk of

18.He wanted a job, ____ that he has never experienced before.

A. another　 B. the one　 C. it　　 D.one

16.Thinking that you know ____ in fact you didn’t is a serious mistake.

A. what　　 B. that　 C. when　 D. however

pared to the parents’ expectation, what he has achieved is ____ little.

A. so far　 B. far too　　 C. too far　　 D. far from

15.He is constantly ____ not to do that, but he still goes on doing it all the same.

A. telling　 B. being told　　 C. told　 D. to tell

14.Be careful about the news about red fire ants ---_____ measures to prevent the possible spread of them.

A. take　 B. to take　　 C. taken　 D. taking

13.Don’t mention that at the beginning of the story, ______ the shocking ending.

A. give out　 B. give off　 C. give up　　 D. give away

12._____,and all the doors will be knocked.

A. Another hour　 B. After an hour　 C. In an hour　 D. An hour later

11.You go ahead and I’ll ____ here until the others come up

A. wait on　 B. stand on　 C. hold on　　 D. get on

10.Such a thing had happened, Jimmy,but ____ it a little better.

A. might have done　 B. can have done　 C. should do　 D. must do

9.Understanding the cultural habits of another nation, especially ____ containing as many different cultures as the United States is a different thing.

A. which　　 B. one　 C. that　　 D. it