6. —Who’s that speaking? ---你是谁?
—This is Tom ____________ ---我是TOM。

181. Air pollution is more serious than water pollution. 空气污染比水污染要严重。

180. Do you think students should do a part-time job? 你认为学生应该做兼职吗?

179. It doesn't matter whether he will come or not. 他来不来无关紧要。

178. I happened to pass by when the boy fell into the river. 孩子落水时,我恰好路过。

177. Wisdom is much more important than knowledge. 智慧远比知识重要的多。

176. There is something urgent that you need do right now.
有一些你需要立马就做的紧急事情。

175. Are you willing to give more money to the poor people? 你愿意给穷人更多的钱吗?

174. Students can study by themselves through school network. 学生可以通过学校的网络自学。

173. Would you like some mineral water? 你想喝点矿泉水吗?

172. He is sweating all over. 他汗流浃背。