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.
以上就这些在汉语中常用的成语在雅思 考试中的表达方式，大家可以根据自己的雅思 写作话题的不同来选择适当的成语进行应用。但是一定要记得要和上下文结合到一起
