51. on the tip of one’s tongue差一点就说出口;差一点就记起来的
52. The more, the merrier.越多越好
53. let someone off the hook让某人摆脱麻烦、解脱困境
54. beside the point离题的;不是重点
55. burn the candle at both ends白天晚上都要忙;花费很多精力
56. meet a deadline截稿
57. out of sight, out of mind眼不见为净;离久情疏
58. rub someone the wrong way惹恼某人
59. step on one’s toes触怒到某人
60. be fed up with对……感到厌烦
61. give credit where credit is due.称赞该被赞美的人
62. go from bad to worse每况愈下
63. hit the jackpot中大奖，走运
64. It all depends on what one means by sth.看某人对于……是指什么意思
65. accidentally/on purpose不小心/故意
66. in one’s book在某人的字典里;对……而言
67. No pains, no gains一份耕耘，一份收获
68. You ain’t seen nothing yet.你还没看过更好(烂)的
69. to give a rain check改天的邀请
70. That’s what friends are for.这就是好朋友啊
71. It’s a pain in the neck.很讨厌而难避免
72. It’s the thought that counts.心意最重要
73. the tip fo the iceberg冰山一角;危险的细微的征兆
74. jump down someone’s throat粗暴地回答某人;无理地打断某人的话
75. save sth. for a rainy day以备不时之需
76. behind the scenes在幕后;在黑暗中
77. by the skin of one’s teeth刚好，勉强，侥幸
78. Don’t rock the boat.不要破坏现状、捣乱
79. worth its weight in gold很有价值的
80. speak of the devil说曹操曹操到
81. right up/down someone’s alley某人的专长
82. You never know what you can do until you try.不试试看，就不知道自己的潜力。
83. You scratch my back, and I’ll scratch yours.你帮我，我也帮你
84. A penny saved is a penny earned.省一分就是赚一分。
85. get away from it all远离这一切
86. make a mountain out of a molehill大惊小怪;小题大做;言过其实
87. Two heads are better than one.三个臭皮匠抵过一个诸葛亮
88. get/ have cold feet紧张
89. have someone’s sight on sth.看好了某样东西;决心要
90. Honesty is the best policy诚实为上策
91. No sooner said than done.说做就做
92. sleep like a log睡得很沉
93. through thick and thin共同经历
94. all in the day’s work习以为常;不足为奇
95. Curiosity killed the cat.好奇伤身
96. Great minds think alike.英雄所见略图
97. Some people never learn.有些人总是学不乖
98. There’s no place like home.没有比家更温暖的地方
99. You learn sth. new everyday.你每天都会学到新东西/知道新事情
100. wrap things up把事情整理一番，做个结束
