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2021英语四级语法形容词和副词:the + 最高级 + 比较范围

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  2021大学英语四级语法目录汇总

  1) The Sahara is the biggest desert in the world.

  形容词最高级前通常必须用定冠词 the,副词最高级前可不用。

  形容词most前面没有the,不表示最高级的含义,只表示"非常"。

  It is a most important problem.

  =It is a very important problem.

  注意: 使用最高级要注意将主语包括在比较范围内。

  (错) Tom is the tallest of his three brothers.

  (对) Tom is the tallest of the three brothers.

  2) 下列词可修饰最高级,by far, far, much, mostly, almost

  This hat is nearly / almost the biggest.

  注意:

  a.  very可修饰最高级,但位置与much不同。

  This is the very best.

  This is much the best.

  b.  序数词通常只修饰最高级。

  Africa is the second largest continent.

  3) 句型转换:

  Mike is the most intelligent in his class.

  Mike is more intelligent than any other students in his class.

  4) "否定词语+比较级","否定词语+ so… as"结构表示最高级含义。

  Nothing is so easy as this.

  =Nothing is easier than this.

  =This is the easiest thing.

  更多内容请关注新东方网。



2021英语四级语法动词:助动词do 的用法

  2021大学英语四级语法目录汇总

  1) 构成一般疑问句,例如:

  Do you want to pass the CET? 你想通过大学英语测试吗?

  Did you study German? 你们学过德语吗?

  2) do + not 构成否定句,例如:

  I do not want to be criticized.  我不想挨批评。

  He doesn't like to study.  他不想学习。

  In the past, many students did not know the importance of English. 过去,好多学生不知道英语的重要性。

  3) 构成否定祈使句,例如:

  Don't go there. 不要去那里。

  Don't be so absent-minded. 不要这么心不在焉。

  说明: 构成否定祈使句只用do,不用did和does。

  4) 放在动词原形前,加强该动词的语气,例如:

  Do come to my birthday party. 一定来参加我的生日宴会。

  I did go there. 我确实去那儿了。

  I do miss you. 我确实想你。

  5) 用于倒装句,例如:

  Never did I hear of such a thing.  我从未听说过这样的事情。

  Only when we begin our college life do we realize the importance of English.

  只有在开始大学生活时我们才认识到英语的重要性。

  说明: 引导此类倒装句的副词有never, seldom, rarely, little, only, so, well等。

  6) 用作代动词,例如:

  ---- Do you like Beijing? --你喜欢北京吗?

  ---- Yes, I do. --是的,喜欢。(do用作代动词,代替like Beijing.)

  He knows how to drive a car, doesn't he?

  他知道如何开车,对吧?

  更多内容请关注新东方网。



2021英语四级语法形容词和副词:many,old 和 far

  2021大学英语四级语法目录汇总

  1) 如果后接名词时, much more +不可数名词

  many more +可数名词复数

  2) old 有两种比较级和最高级形式: older/oldest 和elder/eldest。 elder,eldest 只用于兄弟姐妹的长幼关系。

  My elder brother is an engineer.

  Mary is the eldest of the three sisters.

  3) far 有两种比较级,farther,further. 在英语中两者都可指距离。

  在美语中,father 表示距离,further表示进一步。

  I have nothing further to say.

  更多内容请关注新东方网。



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