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.