170．be critical of 爱挑毛病的，批评的

169. on credit赊购; with credit以优异成绩; to one’s credit使某人感到光荣; do sb. credit 使…感到光荣

168. in due course (=without too much delay) 没经过太久, 到一定时候

167. in (during) the course 在…过程中

166. as a matter of course 当然地, 自然地

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