______! There’s a train coming.

　 A. Look out 　 B. Look around

　 C. Look forward 　 D. Look on

Napoleon’s story proves that to be a hero has nothing to do with size, 　　　　______ with a smart mind and a brave heart.

　 A．and　　 B．so C．or　　　　 D．but

We don’t know the reason _____ he didn’t accept the job.

　 A. for what　　　　 B. for that　 C. for which　　 D. for why

It is known to us that doing eye exercises ________ our eyes, and that is to say, our eyes can ________ doing eye exercises.

A. benefits; benefit from　 B. benefits to; benefit

C. benefits from; benefit　　　 D. benefits; be benfited from

________ born in Chicago, he was brought up in Italy.

A. Although B. Since　 C. As　 D. When

I ________ tell you what he did for fear that he should be angry with me.

　 A. daren’t　　　 B. daren’t to　　 C. dared not to　　 D. dares not

If I ___ you, I wouldn’t return the call.

A. be B. am C. was D. were

There is no doubt _____ America is a developed country.

A. whether　 　　B. if　 　　　　 C. that　　 　　 D. which

—I’m sorry , I shouldn’t have been so rude to you .

　 —You_____ your temper but that’s OK .

　 A．have lost B．had lost C．did lose D．were losing

The boy wanted to ride his bicycle in the street, but his mother told him ___.

　 A. not to　 　　　　 B. not to do　 　　 C. not do it　　　　 D. do not to