101.There's no such thing as a free lunch. 天下没有免费的午餐

102.without batting an eyelid 眼眨都不眨;泰然自若

103.know the ropes 知道学习规则或内容

104.pay through the nose 花很多钱

105.sell like hot cakes 很畅销

106.What's done is done. 做了就做了

107.Look before you leap. 三思而后行

108.When the chips are down. 在重要关头;到了关键时刻

109.bet one's bottom dollar 确信无疑

110.Variety is the spice of life. 多样化丰富生活

111.the calm before the storm 暴风雨前的宁静

112.The early bird catches the worm 早起的鸟儿有虫吃

113.Better left unsaid. 最好还是不要说

114.Tomorrow is another day. 明天又是崭新的一天

115.come out in the wash 真相大白;得到圆满的结果

116.Every dog has his day. 十年风水轮流转

117.bury the hatchet 言归于好;和好

118.A good man is hard to find. 好人难找

119.in the nick of time 及时

120.Don't speak too soon. 别说的太早

121.a wolf in sheep's clothing 披着羊皮的狼

122.Haste makes waste. 欲速则不达

123.like a bull in a china shop 笨手笨脚;莽撞行事

124.someone is not out of the woods yet 还未脱离危险

125.The best things in life are free. 生命中最好的东西是金钱买不到的

126.Easy come, easy go. 来得快，去得快

127.I don't have a clue. 我不知道

128.Better safe than sorry. 宁愿安全(可靠)也不要后悔

129.Practice makes perfect. 孰能生巧

130.for crying out loud 哎呀呀!拜托

131.on the tip of one's tongue 差一点就说出口;差一点就记起来的

132.The more, the merrier. 越多越好

133.let someone off the hook 让某人摆脱麻烦、解脱困境

134.beside the point 离题的;不是重点

135.burn the candle at both ends 白天晚上都要忙;花费很多精力

136.meet a deadline 截稿

137.out of sight, out of mind 眼不见为净;离久情疏

138.rub someone the wrong way 惹恼某人

139.stop on one's toes 触怒到某人

140.be fed up with 对……感到厌烦

141.like a dream come true 如梦成真

142.zero in on sth. 专注于;对准(两个介词并用，奇怪)

143.put/ lay sth. on the line 坦白的说，冒……风险

144.like a fish out of water 感到尴尬不适应

145.All systems are go. 准备好了。(这句话研究了半天，居然不是语法错误?)

146.end of the road 终点;最后

147.just what the doctor ordered 正合需要

148.pull the wool over someone's eyes 欺骗;蒙蔽某人

149.The first step is always the hardest. 万事开头难

150.Time change, people change. 时间会变，人也会变

151.seeing is believing 眼见为实

152.Patience is a virtue. 耐心是一种美德

153.Talk is cheap. 光说没有用

154.turn over a new leaf 重新开始

155.burn the midnight oil 挑灯夜战

156.grin and bear it 默默忍受;忍耐着点

157.same to you 同样祝福你

158.sth. is better than nothing 有总比没有强

159.Opposites attract. 异性相吸

160.The feeling is mutual. 有同感

161.Birds of a feather flock together. 物以类聚，人以群分

162.give sb. an inch and he'll take a mile 得寸进尺

163.Don't press your luck. 不用得寸进尺

164.saved by the bell (在紧要的关头)得救

165.finders keepers 谁捡到就是谁的

166.by the book 按照规定

167.That's fair enough. 这样很公平

168.raise one's eyebrows 吃惊

169.keep one's head above water 使……免于负债

170.bark up the wrong tree 精力用在不该用的地方;错怪人;目标错误

171.You asked for it. 你自找的

172.read between the lines 字里行间的言外之意

173.The rest is history. 众所皆知

174.A little bird told me. 我听说的

175.It never rains but it pours. 祸不单行

176.Mind your own business. 不关你的事儿

177.Hang in there. 坚持下去

178.could be worse 可能更糟

179.Money talks. 金钱万能

180.count me out 不要算我

181.Better luck next time. 下次运气更好

182.come in handy 派得上用场

183.rains cats and dogs 倾盆大雨

184.First come, first served. 先来先招待;捷足先登

185.It's not my day! 今天运气真糟

186.That's news to me. 这可是新闻呢

187.There's no way to tell. 没办法知道

188.read sb. like an open book 清楚某人心里的想法

189.You've got me there. 你考到我了

190.Easy does it. 慢慢来;小心一点;别生气了

191.It's a pain in the neck. 很讨厌而难避免

192.It's the thought that counts. 心意最重要

193.the tip fo the iceberg 冰山一角;危险的细微的征兆

194.jump down someone's throat 粗暴地回答某人;无理地打断某人的话

195.save sth. for a rainy day 以备不时之需

196.behind the scenes 在幕后;在黑暗中

197.by the skin of one's teeth 刚好，勉强，侥幸

198.Don't rock the boat. 不要破坏现状、捣乱

199.worth its weight in gold 很有价值的

200.speak fo the devil 说曹操曹操到