雅思写作口语中的成语大全：

1. 知人知面不知心 Fair without, foul within.

2. 血比水浓 Blood is thicker than water.

3. 自作自受 Harm set, harm get.

4. 无债一身轻 Happy is he who owes nothing.

5. 英雄所见略同 Great minds think alike.

6. 真人不露相 Deep rivers move in silence, shallow brooks are noisy.

7. 事出有因 Every why has its wherefore.

8. 傻人多福 Fortune favors the fools.

9. 有备无患 Good watch prevents misfortune.

10. 公事公办 Business is business.

11. 和气生财 Cheek brings success.

12. 人比人气死人 Comparisons are odious.

13. 知足常乐 Content is happiness.

14. 否极泰来 Adversity leads to prosperity.

15. 瑞雪兆丰年 A heavy snow promises a good harvest.

16. 失之毫厘，差之千里 A miss is as good as a mile.

17. 不做亏心事，不怕雷声响 A quiet conscience sleeps in thunder.

18. 饥不择食 Beggars must be no choosers.

19. 树大招风 A tall tree catches the wind.

20. 万事开头难 It is the first step that costs. / The first step is the hardest.

21. 好的开始是成功的一半 A good beginning is half the battle. / Well begun is half done.

22. 情人眼里出西施 Beauty is in lover's eyes. / Beauty is in the eyes of the beholder.

23. 言教不如身教 A good example is the best sermon.

24. 良心不安 A guilty conscience needs no accuser.

25. 雨过天晴 After rain comes fair weather.

26. 坏事传千里 Bad news has wings.

27. 宁为鸡头，不为马尾 Better be the head of a dog than the tail of a lion.

28. 急病还得要猛药医 Desperate diseases must have desperate remedies.

29. 酒后吐真言 Drunkenness reveals what soberness conceals.

30. 习惯成自然 Custom is a second nature.

31. 祸不单行 Misfortunes never come alone

32. 两恶取其轻 Of two evils choose the least.

33. 半斤八两 Six of one and half of a dozen of the other.

34. 打铁趁热 Strike while the iron is hot.

35. 隔墙有耳 Walls have ears.

36. 说是一回事，做又是一回事 Saying and doing are two things.

37. 言多必失 He that talks much errs much.

38. 谋事在人，成事在天 Man proposes but God disposes.

39. 天作之合 Marriages are made in heaven.

40. 欲速则不达 More haste, less speed