2020年9月大学英语四级,2020年6月大学英语四级重点语法知识

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【篇一】2020年6月大学英语四级重点语法知识

　　结果状语从句常由so… that 或 such…that引导;so保留，that可以省略;如此……以至于……;

　　eg：He didn't abide by the contract so that he was fined.

　　He was so excited that he couldn't fall asleep.

　　He made such an inspiring speech that everybody got excited.

　　比较：so和 such

　　(1)so：so +形容词、副词+that;so+形容词+a/an+名词+that;

　　eg：The wind was so strong that we could hardly move forward.

　　He run so fast that I couldn't catch up with him.

　　It was so hot a day that crops wilted.

　　He is so lovely a boy that everyone loves him.

　　(2)such：such+a/an+形容词+名词+that

　　eg：It was such a hot day that crops wilted.

　　He is such a lovely boy that everyone loves him.

【篇二】2020年6月大学英语四级重点语法知识

　　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。

【篇三】2020年6月大学英语四级重点语法知识

　　方式状语从句通常由as，as if，as though，the way，what引导;

　　eg：Always do to the others as you would be done by.

　　When enter rome do as the romans do.

　　(1)as从句带有比喻的含义，意思是"正如…"，"就像";

　　(2)as if/though："仿佛……似的"，"好像……似的";

　　有时用虚拟语气，有时不用;

　　eg：They completely ignore these facts as if (as though) they never existed. (与事实相反，谓语用虚拟语气。)

　　He looks as if (as though) he had been hit by lighting.

　　(与事实相反，谓语用虚拟语气。)

　　It looks as if the weather may pick up very soon.

　　(实现的可能性较大，谓语用陈述语气。)

　　(3)the way：可以连接两个句子，表达就像……一样;

　　eg：I should do the job the way my father did.

　　Many Europeans now apparently view the US. the way many Americans view Mexican as a cheap place to vacation, shop and party.

　　(4)what：就像，犹如;

　　eg：Air is to man what/as water is to fish.

　　句型：A is to B what C is to D.

　　eg：A1 Gore calls global warming an "inconvenient truth," as if merely recognizing it could put us on a path to a solution.

　　put sb. on a path to a solution：找到解决的办法

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