As many students will graduate from colleges, there is a ______ for unemployment to rise in the summer．

A. custom 　　　 B. tension 　　　　 C. tendency 　　　　 D. tide

In order _______ well, this exercise must be taught again and again.

A. to do　 B. doing it　 C. to be done　 D. to do it

—What do you think of the hotel?　　 —Wonderful.You couldn’t have found　　　　 .

A.a good one　　　 B.a better one　　　 C.a best one　　　　 D.the best

 —Was he sorry for what he’d done？

—_________.

A.No wonder　　　　　　　 B.Well done

C.Not really　　　　　　　 D.Go ahead

Don’t sit there__________nothing.Come and help me with this table.?

A.do　　　　　　 B.to do　　　　　 C.doing　　　　　 D.and doing

Swimmers must be very strong in order to build up speed because of the high resistance of the water. Runners, ____, must struggle against the heavy resistance of the air and ground.

A. generally　　 B. similarly　　 C. naturally　　 D. probably

When _______, ice changes into water.

　　 A. to heat　　　 B. heating　　 C. heated　 D. they are heated

20.  —Mrs. William is always beautifully dressed.

—She wears ______ nice clothes.

A. so　　　　　 B. such　　　　 C. such a　　　 D. so much

I was shocked ______ the cruelty of Tom, a relative of my wife, who not only shouted ____ the poor man begging for something to eat but also let his violent dog come _____ him.

　 A. at; at; at　 B. with; to; at　 C. by; to; at　 D. for; at; to