初中英语期末复习高频知识点之4种重点语法

一、不定代词的用法：

1）something，anything，nothing，everything是植物的不定代词

somebody，someone，anybody，anyone，nobody，no one，everybody，everyone是指人的不定代词

somewhere，anywhere，nowhere，everywhere是指地点的不定代词

2）当形容词修饰不定代词、不定副词时，放于其后； something special； somewhere wonderful.

3）不定代词、不定副词作主语时，谓语动词用第三人称单数。如：

Is everybody here？ 大家都到齐了吗？

4）something，somebody，someone，somewhere用于肯定句及表示请求或建议的疑问句中，

而anything，anybody，anyone，anywhere用于否定句、疑问句及条件状语从句中。如：

Did you do anything interesting？ 你做了有趣的事吗？（表疑问）

二、提建议的句子

①What/ how about +doing sth.？ 如：What/ How about going shopping？

②Why dont you + do sth.？如：Why dont you go shopping？

③Why not + do sth. 如：Why not go shopping？

④Lets + do sth. 如： Lets go shopping

⑤Shall we/ I + do sth.？ 如：Shall we/ I go shopping？

三、good 短语辨析：

1）be good for：对有好处。 如：Doing exercise is good for our health.

2）be good at：擅长于 如：He is good at playing football.

3) be good to sb./sth： 对好 如：The old woman is good to us.

4) be good to do sth.： 适合；宜于 如：The water is good to drink.

5) be good with： 与相处好 如： The teacher is good with his students.

四、原级、比较级、最高级的相互转换

1、原级与比较级的转换：比较级+than notas/soas

e.g. He speaks more loudly than me. I dont speak as/so loudly as he/him.

2、比较级与最高级的转换：the other +名（复）

在范围之内） the+最高级 比较级+than+ any other+名（单）

e.g. Jim is the tallest student in our class.

Jim is taller than any other student in our class.

Jim is taller than the other students in our class.