[2019年英语四级12卷1答案]2019年12月英语四级高级语法讲解：状语从句之目的状语

【#四六级考试# 导语】®文档大全网英语四级频道为备考英语四级的同学们整理了2019年12月英语四级高级语法讲解：状语从句之目的状语，希望可以为大家带来帮助，预祝大家高分通过大学英语四级考试。

目的状语从句

　　可以由that, so that, in order that, lest, for fear that, in case等词引导;

　　lest：以防;从句中的谓语动词必须用should+动词原形;

　　eg: He wrote the name down for fear that(lest) he should forget it.

　　He took the umbrella with him lest it should rain.

　　in case：以防;与lest不同，从句里的时态不做特殊变化;

　　eg：Take the umbrella with you in case it rains.

　　for feat that：和lest保持一致;

　　eg：A variety of activities should be organized so that participants can remain active as long as they want and then go on to something else without feeling guilty and without letting the other participants down.

　　let…down…：让……感到气馁;

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