49. be concerned about 关心；挂念

eg： People began to be concerned about the air pollution here.

人们开始对这里的大气污染表示忧虑。

50. be indifferent to... 不在乎...

eg： Children will fail to progress if their parents are indifferent to their success.

如果家长对孩子的成功漠不关心，孩子将不会有进步。

Part 6

51. contribute...to 有助于；捐献

eg： Science has contributed much to modern technology.

科学对现代技术作出了很大贡献。

52. be absent from... 缺席，不在

eg： He was absent from school for two weeks.

他两星期未去上课。

53. in accord with 与…一致

eg： The calculated result is in accord with theoretical analysis.

计算结果与理论分析符合

54. adjust...（to） 调节； 适应

eg： The eyes need several minutes to adjust to the dimness.

需要花几分钟的时间使眼睛适应昏暗。

55. find out 查明，找出，发现

eg： If you excuse me for a second， I'll find out for you.

请稍候片刻，我给你查一下。

56. get away 逃脱；走开

eg： If they dare come， they'll never be able to get away.

如果他们敢来，他们就逃脱不了。

57. get together 相聚，聚集

eg： I'm trying to get together with her.

我想和她在一起。

58. hand over 交出，移交

eg： The thief forced her to hand over the money.

强盗逼她把钱交出来。

59. hang on 坚持，抓紧

eg： You're not sure how much longer you can hang on.

你不知道自己还可以撑多久。

60. stick to 粘着，坚持

eg： You should stick to your view.

你应该坚持自己的观点。

Part 7

61. in sum 大体上，总之

eg： The teacher，in sum，is doing a good job.

总之，这位老师教得不错。

62. taste of 有…味道

eg： The bread tastes of mould.

这面包有霉味。

63. thank...for... 因...感谢某人

eg： Thank you for your compliment， let me take you to visit！

谢谢您的夸奖，那让我带您去参观一下吧！

64. at no time 无论何时也不

eg： At no time should you give up studying.

在任何时候你都不应放弃读书。

65. be true of 适合于…的

eg： The same should be true of you.

这个对你也适用。

66. by accident 偶然

eg： I found out the secret of the matter by accident.

我偶然发现了那件事情的秘密。

67. on business 因公，因事

eg： He went overseas on business and not for a vacation.

他是因公出国而不是去休假。

68. in conclusion 最后，总之

eg： In conclusion， you'd better look at the bright side of the matter.

总之，你要看到这件事积极的一面。

69. in the future 在将来

eg： How much of the existing technology will change in the future？

现有技术会在将来发生多大程度的变化？

70. on the contrary 正相反

eg： You think you are clever， on the contrary， I assure that you are very foolish.

你自以为很聪明，相反地，我确信你很傻。

Part 8

71. out of control 失去控制

eg： We've let the garden get a bit out of control.

我们的花园有点失去控制了。

72. out of date 过时的，不用的

eg： These figures are very out of date.

这些数字早已过时。

73. in a hurry 匆忙，急于

eg： He was in a hurry to be rich.

他巴不得自己能暴富。

74. at length 终于，最终

eg： At length，we began to understand what he wanted.

最后，我们总算弄明白他要的是什么。

75. in accord with 与...一致

eg： The numbers in this table don't seem to be in accord with reality.

桌上的数字似乎与事实不符。

76. in accordance with 依照，根据，与…一致

eg： I'm in accordance with him in this matter.

我在此事上与他是一致的。

77. on account of 因为

eg： I prefer to call off the meeting on account of boss's absence.

我倾向于取消会议，因为老板不在。

78. accuse...of... 指控，控告

eg： She accused the official of corruption.

她指控这位官员腐败。

79. be accustomed to 习惯于

eg： By now Facebook should be accustomed to criticism.

现在Facebook应该已经对批评习以为常了。

80. admit of 留有...的余地

eg： His problem did not admit of any solution.

他的问题没法解决。

81. ahead of 在...之前

eg： A new life lay ahead of him.

新的生活展现在他面前。

82. in all 总之，简言之

eg： In all， this is an interesting textbook.

简言之，这是一本有趣的教科书。

83. fall in 坍塌

eg： The roof of the house was about to fall in.

房子的屋顶快要塌了。