181. hear through the grapevine

听到谣言

182. read you loud and clear

听得很清楚；很了解你

183. have a sweet tooth

喜欢甜食（喜欢某物）

184. know sb. like the back of one's hand

很了解某人

185. It's not the end of the world.

不是世界末日

186. come away empty-handed

一无所获

187. breathe down someone's neck

紧跟在某人后面；监督某人

188. cost sb. a pretty penny

很贵

189. fill someone's shoes

接替某人的职位

190. act the mustard

达到标准

191. like a dream come true

如梦成真

192. zero in on sth.

专注于；对准（两个介词并用，奇怪）

193. put/ lay sth. on the line

坦白的说，冒……风险

194. like a fish out of water

感到尴尬不适应

195. All systems are go.

准备好了。（这句话研究了半天，居然不是语法错误？）

196. end of the road

终点；最后

197. just what the doctor ordered

正合需要

198. pull the wool over someone's eyes

欺骗；蒙蔽某人

199. The first step is always the hardest.

万事开头难

200. Time change, people change.

时间会变，人也会变