21． All the cups are made of glass ________ the green one. It’s made of ______.

A. beside　　 B. except　　 C. about　　 D. with

20． It’s not always necessary to look up the words ______ the dictionary while reading. Sometimes we need to guess.

A. on　　 B. in　　 C. at　　 D. from

19． It’s very nice ______ you to give me the chance.

A. of　　 B. for　　 C. to　　 D. at

18． I paid 25yuan ________ the beef, and I only got little.

A. for　　 B. on　　 C. in　　 D. to

17． The school days are busy enough, yet the Taylors try hard to fit as much as possible _____ their kids’ lives.

　A. in　　　 B. into　　 C. on　　 D. at

16． Mr Smith has bought a large house ______ a swimming pool.

A. in　　　 B. with　　 C. of　　 D. at

15． Mary lived near her school, so she went to school _______ foot.

A. on　　 B. by　　 C. with

14． ---When is Henry’s birthday party?　　 --- The 18^th, _______ about three o’clock in the afternoon.

A. in　　 B. at　　 C. on　　 D. to

13． I usually do to school ______ bike, but sometimes I go to school _______ foot.

A. with; on　　 B. on; by　　 C. on; with　　 D. by;on

12． It’s not good to be late _______school.

A. to　 B. for　　 C. with　　 D. of