.There were two roads ______ to the station.

A lead　　　　　 B. led　　　　　　　 C. leading　　　　　　 D. to lead

More than seventy percent of the population of this country 　　　 peasants.?

A.is　　　 B.has 　　 C.are　　 D.have

As is well known, students’ achievements are closely linked ________ hard they work.

A. to how　　 B. how　　 C. in how　 D. with what

--You'd better keep quiet in class.

　　 -- Sometimes I 　　　　 . Yesterday, I was very quiet during my English class.

　　 A. would　　　 B. do　　　　　　 C. did　　　　　　　　 D. have

Can you tell me if you have found the key ________ your car.

A. for　　　　 B. to　　　　　 C. about　　　 D. by

___________________（面對(duì)）a different situation, Andrew asked his brother for advice. (face)

Whatever is left over may be put into the refrigerator, _____ it will keep for two or three weeks.

A. when　 　 B. which　 　 C. where 　 D. while

So hard-working _____ that he sets a good example to all the other classmates.

　 A. he is　　　　　 B. is he　　　　 C. does he　　　　 D. he does

— ____.

— It’s nothing to worry about. I never liked it anyway.

　 A. I lost my walkman this morning

　 B. I feel awful. I’ve got a cold

　 C. I feel terrible, but I’ve left your tape somewhere

　 D. I’m sorry, but we don’t have that medicine

If you want to make some progress, you have to pay attention to your ________ (先前的) mistakes.