人教版九年级英语全册知识点归纳：Unit1
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1：ask the teacher for help像老师寻求帮助
Ask…for…像…要，寻求，请求
考点：ask sb (not) to do sth 让某人（不）做某事。
2：Study for a test 为考试而做准备
常用how提问：How do you study for a test?
用 by doing… 回答
3：by working with a group通过小组合作学习
by是介词，后接动词时，要用动名词形式。
4: have conversations with sb 和某人交谈
have a conversation with sb
5：what about…?...怎么样？
用于提建议，同义句型还有：
How about…?
Why not do …?
Why don’t you do …?
Let’s do …
8: The more you read, the faster you will be .你读得越多，你就会读得越快。考点：the more…,the more…越…越…
9:secret 秘密，秘密的
Keep a secret保守秘密
In secret 秘密地
10：be afraid to do sth.害怕去做某事
Be afraid of doing sth. 担心做某事（担心可能引起的后果）
11：because of 因为
Because:后接句子，为从属连词，引导原因状语从句。
Because of ：后接名词，代词，动名词或名词性短语。
12:although.连词，尽管，即使，虽然，引导让步状语从句，不能喝but ，however连用。可以和still, yet 连用。
13:increase动词，增加，增长.
Increase: 指自身数量，重量，价值，程度，力量等增加
Add:把某物加进某物上，使之在数量，体积，重要性上有所增加
The school will increase more chances to oral English.
Please add some salt in the soup.
14:speed.
名词，速度：at high \low speed
动词，加速: speed up
My hometown has developed at high speed in the past few years.
My dad speeded up in order to get home earlier.
15:make a mistake
Make mistakes
犯错误
相关短语：
Make faces\friends\noises\money\progress\up
做鬼脸，交朋友，制造噪音，赚钱，取得进步，化妆\编造\组成
16：born.
动词：出生
She has born 3 children since she married.
形容词：天生的
When were you born?
17:ability. 名词：能力
1):表示能力，不可数。
2):表示才能，才艺，才干，可数。
He is a man of ability.
He is a man of many abilities.
3):表示具备做某事的能力，用于词组：
Have\has the ability to do sth.
4):与生俱来的做做事的能力：
Be born with the ability to do sth.
18:depend on 取决于，依靠，随…而定。
The man depends on his son.
Our plan depends on time.
Weather we go or not depends on the weather.
19:pay attention to 注意，关心。
后接：名词，代词，动名词。
20：connect…with…把…和…联系起来
Connect…to…把…连到…去
Can you connect the wire with that one ?
Connect to an existing home network.
21: even if (though) 即使，引导让步状语从句。
He will come even if it rains.
22: unless 除非，如果不(=if …not)
You will forget it unless you use it.=
You will forget it if you don’t use it.
23:review.（=go over）动词，复习.名词，复习
24:knowledge.名词，知识（不可数）
A good knowledge (有限定词修饰，可以加a)
25:practice makes perfect.熟能生巧
26：if 引导的条件状语从句，主句是将来时，从句用一般现在时。简称：主将从现。
I will tell him the truth if he comes .
27: remember to do sth.记得去做某事（未发生）
Remember doing sth.记得做过某事（已发生）
Remember to close the door when you leave.
He remembered closing the door when he left.
28:instead of代替，介词短语，后接名词，代词，动名词。
Instead .代替，副词，用于句首或句尾。
I would like to stay at home instead of going shopping .
Let’s go to another shop instead .
29：until ，直到
用于肯定句：表示动作一直延续到某时，谓语动词是延续性动词
用于否定句：常和not连用，直到…才，表示动作直到某时才发生。谓语动词是非延续性动词。
Go along the street until you see the office.
I didn’t go to bed until my son came back.
30:介词by 的归纳总结：
1）：by 地点名词，表示方位，在…旁边。
2）：by 时间名词，表示到…时，在…之前。
3）：by 交通工具，表示某种交通方式（交通名词不加冠词，不变复数）
4）：by 动词-ing形式，通过某种方式，凭借…
5):by的常见短语：
By means of 用，依靠
By way of 当作
By the way 随便问一下
One by one一个接一个
Step by step一步一步
Day by day日复一日
Side by side 并肩，一排
Shoulder by shoulder肩并肩
By oneself 某人自己做…
By birth生来，在血统上
Learn…by heart用心学习…
What do you mean by…这个…是什么意思？
