八年级英语上册易错知识点

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八年级英语上册易错知识点

一、易错知识点

1.enough的用法

enough的位置名词之前enough water/money

形容词副词之后big enough/interesting enough

2.another,the other,other,others的区别

the other表示两者中的另一...one...the other一个...另一个

another表示大于等于两者中的另一..

another+基数词+名词=基数词+more+名词

other其他的,后面跟名词复数

others other+名词复数+others

3.little/a little,few/a few

little表否定后面跟或者代指不可数名词

a little表肯定

few表肯定后面跟或者代指可数名词复数

a few表肯定

4.both,either,neither,all,none,any的区分。

辨析 都 任何 都不

两者 both either neither

三者(以上) all any

none

5.through,across的区分

辨析

though 穿过(门/窗/森林等)

across 从平面上穿过,比如果过马路,过桥等

6.使用doing的固定搭配

like/enjoy/feel like/finish/keep

be busy be used to/look forward to+doing

介词后

7.使用do的固定搭配

情态动词

had better

do/does/did

don’t/doesn’t/didn’t+do

make/let sb

8.形容词副词的位置

形容词①修饰名词或者代词,作定语;

(注意;名词之前,复合不定代词之后)

an interesting novel;something important.

②在系动词之后,作表语

(系动词包括感官动词,be动词以及一些半动词)

Smell good/keep healthy/seem unhappy

③在宾语之后,作宾语补主语。

find/make/believe+宾语+形容词

副词①修饰形容词/副词

(一般在形容词副词前)

She is really talented in skiing.

②修饰动词

(在be动词/情态动词之后,实义动词之前)

He can also finish the match.

I often go swimming once a week.

③修饰句子

Luckily,he didn’t hurt himself badly.

9.形容词副词原级,比较级和最高级的区分以及同义句转换、

原级比较结构:

①A+谓语动词+as+adj/adj.原形+as+B ②A+谓语动词(否定)+so/as+adj/adj.原形+as+B

比较级结构:

①A+谓语动词+adj/adj.比较级than+B

②much/far/even/a lot等修饰比较级

③比较级+and+比较级

④The+比较级(+主谓),the+比较级(+主谓).越...就越...

⑤Which+谓语动词+比较级,A or B?

最高级结构

①one of+the+形容词最高级+名词复数

②The+序数词+最高级

③Which+谓语动词+最高级,A、B or C?

④形容词最高级前必须加the.

同义句转换

①She is not as tall as Lily.=she is shorter than Lily=Lily is

taller

than she/her.

②She is the best student in her class

=She is better than any other student in her class

=She is better than the other students in her class

10.感叹句what/how的结构辨别

What a/an+形容词+可数名词的单数(+主语+谓语)!

What+形容词+不可数名词/可数名词的复数(+主语+谓语)!

How+形容词+a/an+可数名词的单数(+主语+谓语)!

How+形容词/副词原形(+主语+谓语)!

How+主语+谓语!

11.So/such...that结构辨别

so++形容词+a/an+可数名词的单数+that+句子

so++形容词/副词原形+that+句子

so++many/much/little/few+可数名词的复数/不可数名词+that+句子

such++a/an+形容词+可数名词的单数+that+句子 such++除many/much/little/few外的形容词+可数名词的复数/不可数名词+that+句子

12.There be结构与used to do的结合

There be there used be这儿过去有/是...

used to do

13.There be结构与一般将来时饿结合

There be

will do there will be这儿将会有/是...

There be

be going to do there is/are going to be这儿将会有/是...

14.主将从现的用法

主句用一般将来时,从句用一般现在时

适用这一用法的连接词:

if如果,unless如果不;除非;when当..时候;as soon as一...就as

long

as只要

(连词引导的句子叫从句)

If it doesn’t rain tomorrow,we will go out to ride bikes.

注意:若if的意思为是否时,那么时态就不是主将从现,而是根据时间状语来判断。

He is not sure if his father will attend the meeting tomorrow.