100.— Hi, is Mary there, please? ---请问Mary在吗?
— _______ ---别挂断,我去叫她。

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。

171. This custom has a long tradition. 这个习俗有着久远的传统。

170. It’s never too late to learn. 活到老,学到老。

169. The polluted air becomes poisonous and dangerous to health.
受污染的空气是有毒的,对健康有害。

168. Laptop computers are popular all over the world and give people easy access to the Internet.
手提电脑在全世界都十分普及,为人们提供便利上网的途径。

167. All things are difficult before they are easy. 凡事总是由难而易。/万事开头难。(二选一)

166. Beijing Olympic Games can make Chinese people work harder.
北京奥运会能让中国人努力。

165. Their parents don’t know them as well as their friends do.
他们的父母不像朋友那样了解他们。