15．(2010·江苏南京期末)Alice, bent ______ losing weight, increased the time of exercise to three hours ______ a time.

A. on; at　 　　　　　　　　　　　　　 B. on; for

C. with; for　 　　　　　　　　　　　 D. with; at

[答案]

14．The building around the corner caught fire last night. The police are now ______ the matter.

A. seeing through　 　　　　　　　 B. working out

C. looking into　 　　　　　　　　　 D. watching over

13．-I knocked but nobody answered the door.

-They ______ asleep then and didn’t hear you.

A. must be　 　　　　　　　　　　　 B. should be

C. must have been　 　　 　　D. should have been

12．-The boss said we had only three days to finish the work.

-Don’t worry. We have already ______ two thirds of it.

A. got down　 　　　　　　　　　　　　　　 B. got through

C. given in　 　　　　　　　　　　　 D. given away

11．The parents rushed to the hospital ______ they heard that their son was injured.

A. at the moment　 　　　　　　　　　　 B. for the moment

C. the moment　 　　　　　　　　　 D. in a moment

10．A terrible thought suddenly ______ me-had anyone broken into the house?

A. struck　 　　　　　　　　　　　　 B. beat

C. knocked　 　　　　　　　　　　　 D. attacked

9．Don’t put the chair too close to the stove. Dry wood ______ fire easily, you know.

A. lights　 　　　　　　　　　　　　　 B. burns

C. makes　 　　　　　　　　　　　　 D. catches

8．-Can I speak to Eril?

-Oh. ______ please. He is coming.

A. Hold out　 　　　　　　　　　　　 B. Hold up

C. Hold back　 　　　　　　　　　　 D. Hold on

7．______ in a heavy traffic jam is quite an unpleasant experience.

A. Caught　 　　　　　　　　　　　　 B. Having caught

C. Being caught 　　　　　　　　　 D. To catch

6．-It’s neither hot nor cold now.

-Yes, I’m fond of returning ______ nature ______ vacation.

A. to the; on　 　　　　　　　　　　　　　　 B. /; during

C. back to; in　 　　　　　　　　　 D. to; on