英语四级语法精讲：目的状语从句

 　　3. 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 feat¹ 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;

1 feat   

n.功绩；武艺，技艺；adj.灵巧的，漂亮的，合适的

参考例句：

• Man's first landing on the moon was a feat of great daring.人类首次登月是一个勇敢的壮举。
• He received a medal for his heroic feat.他因其英雄业绩而获得一枚勋章。