21、The sun heats the earth , __ _　makes it possible for plants to grow .

　　A. where

　　B. when

　　C. that

　　D. which

　　答案：D。

　　22、There is a ________ of two hours with the 7:40 train.

　　A. delay

　　B. change

　　C. schedule

　　D. timetable

　　答案：A。

　　23、You can make a lot of friends if you_ ____ this club .

　　A. take part in

　　B. join

　　C. enter

　　D. come in

　　答案：B。

　　24、You should ______ with your name, sex, age and address.

　　A. fill in the form

　　B. filling the form

　　C. full of the form

　　D. full the form

　　答案：A。

　　25、I _______get up late, but now I usually get up at six in the morning.

　　A. used to

　　B. am used to doing

　　C. am used to

　　D. get used to doing

　　答案：A。

　　26、Department stores offer a big ____ of items.

　　A. kind

　　B. variety

　　C. type

　　D. model

　　答案：B。

　　27、The garments in the department store are so expensive that I can't __them.

　　A. buy

　　B. purchase

　　C. afford

　　D. take

　　答案：C。

　　28、We soon arrived　 the airport.

　　A. in

　　B. at

　　C. on

　　D. of

　　答案：B。

　　29、John is busy　　　his girlfriend with her paper.

　　A. to help

　　B. helping

　　C. help

　　D. helps

　　答案：B。

　　30、They __ ______ good friends and often visited each other.

　　A. are used to being

　　B. are used to be

　　C. used to being

　　D. used to be

　　答案：D。

　　31、 一I’ve got a little _____ in my house. 一Why not keep two or more?

　　A. juice

　　B. mice

　　C. bread

　　D. fish

　　答案：D。

　　32、I wanted to explain，but he didn’t give me any _______

　　A. excuse

　　B. chance

　　C. way

　　D. choice

　　答案：B。

　　33、When I hurriedly got to the airport; the lady at the window told me that there were no ________ left on that plane.

　　A. places

　　B. seats

　　C. space

　　D. room

　　答案：B。

　　34、—Why did you laugh just now —Ted wanted to tell us ___ very funny story, but he forgot end himself.

　　A. a; an

　　B. the; the

　　C. the; a

　　D. a; the

　　答案：D。

　　35、一Shall we pay ____visit to Expo 2010, Shanghai? 一No，I'd rather stay at home and play football

　　A. a; the

　　B. the;a

　　C. 不填，the

　　D. a，不填

　　答案：D。