161. To show one’s colours 原形毕露
162. To make a noise in the world 名噪一时
163. To pick holes in 吹毛求疵
164. To be at the end of one’s rope 山穷水尽
165. To flog a dead horse 徒劳无益
166. To turn over a new leaf 改过自新
167. To put all one’s eggs in one basket 孤注一掷
168. as old as the hills 天长地久
169. as timid as a hare 胆小如鼠
170. as cool as a cucumber 泰然自若
171. to fish in the air 水中捞月
172. as bitter as wormwood 苦如黄连
173. goose-flesh 鸡皮疙瘩
174. as light as a feather 轻如鸿毛
175. as red as rose 艳如桃花
176. ass in the lion’s skin 狐假虎威
177. The onlooker sees most of the game. 旁观者清
178. Neither fish, nor flesh, nor fowl 不伦不类
179. to take a load off one’s mind 如释重负
180. as weak as water 弱不禁风