165. a matter of course 理所当然的事　­

164. at all costs不惜任何代价 . at the cost of 以…为代价　­

163. correspond to 相当于 . correspond with 符合,一致　­

162. correspond (with) ( =exchange letters regularly) 通信　­

161. in the corner(of)在角落里;on(at) the comer of a street在街道拐弯处;round　the comer拐过弯; be in a tight corner陷入困境　­

160. cope with(=deal with, try to find a solution to)应付, 处理　­

159. convince sb. of (=cause sb. to believe or feel certain; to persuade sb.)　使某人确信,try to persuade sb. to do sth.劝说某人做…　­

158. at one’s convenience(=where and when it suits one) 在方便的时间或地点 .be convenient to　for 对…方便　­

157. under control (被)控制住 out of control无法控制　­

156. contribute to 有助于　­