11.Why do you want a new job____ you've got such a good one already?

　　A. that

　　B. where

　　C. which

　　D. when

　　12. -I'm going to the post office.

　　-____you're there,can you get me some stamps?

　　A. As

　　B. While

　　C. Because

　　D. If

　　13. ____you've got a chance,you might as well make full use of it.

　　A. Now that

　　B. After

　　C. Although

　　D. As soon as

　　14. You should make it a rule to leave things ___you can find them again.

　　A. when

　　B. where

　　C. then

　　D. there

　　15. We'll have to finish the job,______.

　　A. long it takes however

　　B. it takes however long

　　C. long however it takes

　　D. however long it takes

　　16. The WTO cannot live up to its name ______it does not include a country that is home to one fifth of mankind.

　　A. as long as

　　B. while

　　C. if

　　D. even though

　　17. It is generally believed that teaching is _____it is a science.

　　A. an art much as

　　B. much an art as

　　C. as an art much

　　D. as much an art as

　　18. A computer can only do ____you have instructed it to do.

　　A. how

　　B. after

　　C. what

　　D. when

　　19. John shut everybody out of the kitchen _____he could prepare his grand surprise for the party.

　　A. which

　　B. when

　　C. so that

　　D. if

　　20. The mother didn't know_____to blame for the broken glass as it happened while she was out.

　　A. who

　　B. when

　　C. how

　　D. what

　　21. Don't be afraid of asking for help_____it is needed.

　　A. unless

　　B. since

　　C. although

　　D. when

　　22. A fast food restaurant is the place,_____,just as the name suggests,eating is performed quickly.

　　A. which

　　B. where

　　C. there

　　D. what

　　参考答案：

　　1-5 CAADA 6-10DCCBB

　　11-15 DBABD 16-20CDCCA 21-22 DB