1.A rainbow can't be seen at noon,_____the sun is high in the sky.

　　A.which B. where

　　C. while D. when

　　2._____travel was once an uncertain and dangerous event, it is now an easily planned adventure.

　　A. taking out B.putting off

　　C. giving up D. getting alone

　　3.She was trying to make a final statement but people kept____her speech by shouting.

　　A.taking out B.putting off

　　C.giving up D.getting alone

　　4. We played in the garden till sunset,_____it began to rain.

　　A.when B. after

　　C. while D. then

　　5.______all over the hills and around the lake are wild flowers of different kind.

　　A. To grow B.Growing

　　C. Grown D. Grow

　　6.I listened to Dr Johnson's lecture about biology,but I failed to get its key______.

　　A. words B.notes

　　C.messages D. points

　　7.......Who are you going to have______this letter for you?

　　......My secretary.

　　A.type B. typed

　　C. been typed D. been typing

　　8._____him and then try to copy what he does.

　　A. Mind B. Glance at

　　C. Stare at D. Watch

　　9. I've decided to take the job and I_____change my mind.

　　A. mustn't B. can't

　　C. won't D. may not

　　10. The car is running______50 miles per hour.

　　A.in B. with

　　C.by D. at

　　11. I'm sorry,I took your umbrella_____mistake.

　　A.in B.on

　　C. by D. with

　　12. They went west_____the lost boy.

　　A.in search of B. for search of

　　C. on search of D. in search to

　　13. They succeeded in doing the test______this means.

　　A.by B. in

　　C. with D. for

　　14. Loud noises can do harm_____people's health.

　　A.to B.on

　　C. at D. for

　　15. Of particular interest to visitors_____the large number of bookstores that sell books in different languages.

　　A.have been B. are G is D. found

　　16. I'm going to Shanghai. Do you have anything_____your son there?

　　A. to take for B. to take to

　　C. to be taken for D. to he taken to

　　17.If_____for a new job now,I would read the advertisement columns every morning.

　　A. am looking B.were looking

　　C. will look D. would look

　　18. We shall go_____we are free.

　　A.whenever

　　B. whatever

　　C wherever

　　D. however

　　19. Tom's university education gave him an advantage______boys who had not been to a college.

　　A. of B. over

　　C.above D. with

　　20. ......Write to me when you get home.

　　......______.

　　A. I must B. I should

　　C I Will D. I can

　　參考答案：

　　1-5 D D B A B

　　6一10 D A D C D

　　11一15 C A A A C

　　16 一20 D B A B C