172. You should work tonight instead of___television.

　　　 (A) to watch　　　 (B) you watch　 (C) you watching　　 (D) watching

171. The questions now ___at the meeting are of great importance.

　　　 (A) being discussed (B) were discussing (C)　 to discuss (D) are discussing

170. ___ four modernizations we must study law of nature.

　　　 (A) To realize　　 (B) Realizing　　　 (C)　 Realized　　　 (D) Having realized

169. We can't understand why he avoided___to us.

　　 (A) to speak　　　 (B) speech　 (C) having spoken　 (D) speaking

168. He wants___as soon as possible.

　　 (A) that this job is done　 (B)　　　 this job done　 (C)　　 that this job is made

　　 (D) this job made

167.　 you wave your hands in front of your face, you can feel the air __against your face.

　　 (A) moved　 (B) moves　 (C) moving　 (D) to move

166. In many ways, riding a bicycle is similar to ___.

　　 (A) the driving of a car　 (B) when you drive a car

　　 (C)　 driving a car　 (D)　　 when driving a car

165. If you ask nicely, mother will probably ___ a piece of cake.

　　 (A) let you to have　　 (B) allow you have (C) allow that you have　 (D) let you have

164. I am proud of___in New China.

　　　 (A) to be a student　 (B) be a student (C)　 being a student　 (D) am a student

163. We are glad to ___ good　 progress　 in our English study.

　　　 (A) be made　　　 (B) made 　 (C)　 have made　 (D) have been made