九年级英语上册知识点

英语九年级知识点

Unit 1

1.by+动词ing形式

I study English by watching English movies.

by+名词原形

I go to school by bus.

2.ask sb for sth 向某人要某物

Students always ask their parents for money.

ask sb for help 向某人寻求帮助

Students ask their teachers for help.

ask sb (not) to do sth 要求某人做某事/不要做某事

Teachers always ask students (not) to read storybooks in the evening.

3aloud ( read, cry ,laugh)

Teachers always ask their students to read aloud.

4. What about/ How about+动词ing

It is fine today .what about playing basketball?

5.practice + 动词ing

I study English by practicing speaking English.

6. too…to…, so…that…, not… enough to…

The boy is too young to go to school.

The boy is so young that he can’t go to school.

The boy is not old enough to go to school.

7. so that, in order to , in order that表示目的，为了

Students study hard so that/in order to/ in order that they can get good grades.

8. a little, ＞little 修饰不可数名词, a few , ＞few 修饰可数名词复数

There is a little water in the cup.

There are a few students in the classroom.

9. more than = over 超过，多余

There are more than /over ten students in the classroom.

10. the+比较级，,the +比较级

The more, the better.

11. be patient with….

Our parents are patient with us.

12. because后跟完整句子because of 跟形容词修饰的名词

I can‘t go to school because it is raining.

I can‘t go to school because of heavy rain.

13. although ( though) (but) yet ,still 虽然…，但是…although不能与but连用，但是能与still和yet 连用

Although it is dark, ( still/ yet)the workers go on working.

14 . help sb (to ) do sth help sb with sth

Parents always help us to do homework.

Parents always help us with homework.

15. something interesting 不定代词在前，形容词在后，不定代词修饰形容词

There are something interesting in today‖s newspaper.

16. look look at 看look for寻找look after照顾look up 查阅词组与代词it 或者them的位置关系，代词只能放中间，名词可以中间可以后面

It is a new word, please look it up in the dictionary.

Please turn off the lights.Please turn them off.

17. 宾语从句

I don‘t know how I can use computer.

I don‘t know how to use computer.

18 make mistakes in 在…某方面犯错误by mistake 错误地

I always make mistakes in grammar.

I take my brother ?s coat by mistake.

19. be interested in 对….感兴趣，后+动词ing形式

Tom is interested in playing computer games.

20. unless 除非if…not….

Unless you work hard, you can‘t pass the exam.

If you don’t work hard, you can‘t pass the exam.

21.keep (on) doing sth 坚持不懈做某事

Students should keep writing diary.

22. be afraid to do sth be afraid of doing sth be terrified of doing 害怕做某事

Students are afraid to do homework.

Students are afraid of doing homework.

Students are terrified of doing homework.

22.pay attention to 注意，留心+ 动词ing形式

Students should pay attention to spelling.

23.have conversation with sb

Teachers have conversation with students.

24 phrases: study with a group word by word It‘s a piece of cake

It serves you right take notes in common fall in love with

Be born with pay attention to connect…with…spoken English have (make) conversation with sb talk with /to sb look up make mistakes so that so…that…depend on get the pronunciation right a lifelong journey the secret to…(…的秘密) at first even if=even though （即使）find out (发现，查明)

Unit 2

1 . in two weeks (how soon)

I will go back to park in two days.(对划线部分题问)

How soon will you go back to park?

2. be similar to be the same as

Tom is short. He is similar to his father.

3. have/has +been+ v-ing+ for (since) + time

Have /has + 动词过去分词+ for (since) + time

I have been studying English for six years.

I have studied English since six years ago.

4. give sb sth = give sth to sb

Parents give us money.

Parents give money to us.

5. refuse to do sth

Children always refuse to study hard.

6. so + adj +that

He is so clever that he can work out the difficult problem.

7. share sth with sb 与某人分享某物

Tom always shares food with others.

8. plan to do sth 计划做某事

I always plan to make my students study hard.

9. one…,the other…, 一个，另一个

The old man has two sons. One is a doctor, the other is a teacher.

10. what + do/does+ 主语+ think of? 某人认为某事或者某物怎么样

What do you think of this movie?

What does your brother think of this book?

11. take/ show sb around 带领某人参观

I always take my friends around my school.

12. play tricks on sb 戏弄某人，捉弄某人

My friend always plays tricks on me.

13. used to + v 过去是

She used to be short.

He used to have long hair.

14. warn sb (not) to do sth.警告某人做某事

I warn my students (not) to read after class.

15. tell sb (not) to do sth 告诉某人做某事

I tell my father not to drink.

16. end up = finish +v-ing 结束做某事

I end up speaking in Chinese.

17. remind sb of sth 使某人想起某事、某物remind sb (not) to do sth 提醒某人去做某事The old photo reminds me of my childhood.

Father reminds me to go to school.

18. decide (not) to do sth 决定做某事make a decision 做出决定

He decides to go to park.

19. promise to do sth 许诺做某事

I promise to make my students get good grades.

20. 宾语从句

主句+特殊疑问词+从句

Can you tell me where I can buy some stamps?

I know when Tom will come back.

I don‘t know who I can ask for help.

从句语序为陈述句语序主语+ 谓语动词

主句分为三种句型：

肯定句，I know when Tom will come back

否定句，I don‘t know who I can ask for help

一般疑问句：Can you tell me where I can buy some stamps?

主句为一般现在时态，从句可以是任何时态

Tom says that he will go to park tomorrow.

Mother says that she went to her hometown three days ago.

Tom says that he has finished his homework.

主句为一般过去时态，从句为过去的某个时态（除了从句是表示客观规律）

Mother told me that she had done the housework.

Tom said to me that he stole some money from his father yesterday.

Father told me that he would go back home the next day.

21.感叹句

What +(a ,an) adj + 名词（主语+谓语+其它）可以省略不要

不可数名词：what sweet tea (it is) !

可数名词单数: what an interesting book(it is)!

What a clever boy (he is)!

可数名词复数: what beautiful flowers (they are)!

What lovely students (they are)!

How +adj +名词+ 谓语+其它

How clever the boy is!

How beautiful the flower is!

How sweet tea was!

How interesting books are!

22.phrases

put on lay out on business end up wash away at present（目前）not only…but also…spread…around（传播，分散）between…and…traditional folk story dress up as play a trick on sb throw…at…in the shape of （呈…的形状）shoot down give out（分发）

Unit 3

1.宾语从句

Could you please tell me where the restrooms are?

Do you know when the plane will leave?

I want to know why you are late for school.

I can get to the station.

从句

主句+特殊疑问词或者特殊疑问词短语+从句

主句有三类：

肯定句，I want to know

否定句，I don’t know

一般疑问句：Could you please tell me Do you know

从句必须是陈述语序：（主语+谓语）

the restrooms are?

the plane will leave?

you are late for school.

I can get to the station.

2. could you( please) +v原形，表示委婉的请求别人,please 可要可以不要

Could you （please）help me ?

Could you please not +v原形

Could you please not play basketball here?

3.would you mind (not) doing sth你介意做某事吗？你介意不要做某事吗？

would you mind opening the door?

Would you mind not opening the door?

Would you mind my/her opening the door?

4.spend 人做主语过去时spent

sb+spend money/time on/(in) doing sth

I spend five hours on my homework.

She spent twenty Yuan in buying this book.

Cost 物做主语过去时cost

This coat cost me twenty yuan.

It takes sb money/time to do sth.

It takes me ten yuan to buy this coat.

It took him three hours to finish his homework.

Sb pay money for sth 过去时paid

Tom paid ten yuan for this book.

5.look forward to doing盼望做某事

I am looking forward to finding a better job.

6. make sb +do/adj 使某人…

She wants to make me happy.

Mother wants to make her son study hard.

7 形容词的比较级，最高级

单音节或者短音节的加er或者r，tall---taller short---shorter

Nice---nicer y-----i+er heavy---heavier

长音节的加more beautiful---more beautiful

最高级是比较级加er变为est，比较级加more的变为most, 前面必须加定冠词the Tall---taller---the tallest short---shorter---the shortest

Beautiful---more beautiful---the most beautiful

8 be sorry to do sth 很抱歉做某事

11. It is +(adj)名词+for sb to do sth对于某人来说做某事是

It is a good habit for students to get up early.

It is a good way for students to speak English.

12. what do you think of +名词？你认为…怎么样？=

How do you like +名词?

What do you think of this movie? =

how do you like this movie?

13. leave sth sp把某物落在某处

I left my book at home.

He left his wallet on the bus.

14. 主语+have/has +been +v-ing+( for+时间段)（since+时间点）现在完成进行时

主语+have /has +动词过去分词+(for+时间段) （since+时间点）现在完成时

I have been studying English for six years. =

I have been studying English since six years ago. =

She has studied English for six years.=

She has studied English since six years ago.

不论是for提问的还是since提问的都用how long 去提问

How long have you been studying English?

How long has she studied English?

15. phrases: turn left/right between…and…depend on pass by fascinating inexpensive cheap expensive crowd—crowded—uncrowded polite—impolite pardon me

Such as

Unit 4

https://www.360docs.net/doc/b69254259.html,ed to +动词原形（be,do）过去常常做某事

I used to be short.

Tom used to have short hair.

Be used to do sth = be used for doing sth 被用来做某事

The wood is used to make desks.

The wood is used for making desks.

Be used to doing sth 习惯于做某事

I used to be lazy. But now I am used to getting up early.

2. what‘s …like? = What do/does +sb look like? 某人长什么模样

What‘s he like? What does he look like?

3be careful to do sth. 认真做某事

he is careful to do his homework.

4 not…anymore =no more = not…anylonger=no longer 不再

He is not a student anymore. =he is no more a student.

5 deal with 与how = do with 与what 处理，对付

How do you deal with your problems?

What do you do with your problems?

6. take up +doing sth 开始做某事(begin to do sth)

After the exam, I take up studying English hard.

7.dare to do sth 敢于做某事

I dare to study English in Chinese class.

8. be prepared to do sth 准备做某事

I am prepared to do my homework.

9. give up +doing sth 放弃做某事

I decided to give up smoking.

10. the number of 。。。的数量，句子谓语动词用单数

The number of the students is 50.

a number of 许多，大量后跟可数名词复数，句子谓语动词用复数

A number of students are boys in this school.

11. be proud of =take pride in 以…感到骄傲，自豪

Our parents are proud of their children.

Our parents take pride in their children.

12. hate = dislike to do sth / doing sth 讨厌做某事

I hate to do my homework.

I dislike doing my homework.

13. 15-year-old 相当于一个形容词，必须加名词，有连字符号不加S

15 years old 处在句末

He is a 15- year –old boy.

He is 15 years old.

14.have an influence on 对…有影响

Going to bed early and getting up early have an influence on our health.

15.do well in = be good at +doing 擅长于

she does well in playing computer games.

She is good at playing computer games.

16.be absent from 缺席

she is absent from the class.

17.decide (not) to do sth 决定做某事

He decided to go to park.

18.advise sb to do sth 建议做某事

My mother advises me to work hard.

19.反义疑问句，前肯定，后否定，前否定，后肯定；如果句子中有few, little, seldom, hardly

Jim has few friends here, does he?

I think he is a student, isn‘t he?

I don‘t think he is a student, is he?

20. marry 结婚die 死（一定记住这两个词的同义句转换）

Tom died five years ago.

Tom has been dead for five years (since five years ago)

They married two years ago.

They have been married for two years.

21. such a /an +形容词+名词= so+形容词+a/an+名词如此….的

He is such a clever boy.

He is so clever a boy.

22 phrases:

Wear glasses straight hair/curly hair get good grades in / get good scores on Take up all the time tons of= lots of =plenty of hang out give up The road to success make it =arrive be proud of= take pride in seldom=hardly Be absent from make a decision boarding school in person take a 24-hour train and 5- hour bus ride in the last few years=in the past few years fail the examination Be/keep silent from time to time =sometimes in public

Unit 5

1 be made of 由…制成可以看出原材料

This desk is made of wood.

Be made from由…制成看不出原材料

This sweater is made from silk.

Be made in 产与某地

This car is made in Japan.

2be famous for 以…而著名。名胜古迹，地方

china is famous for the great wall.

Be famous as 以…而著名身份

Lu xun was famous as a great writer.

Be known for

This city is known for tea.

3both…and…两者都谓语动词用复数

both his father and his mother are teachers.

4. no matter + 特殊疑问词= 特殊疑问词+ever 无论…

No matter what =whatever no matter where= wherever

No matter when he arrives, he would look after his baby.

Whenever he arrives , he would look after his baby.

5. sb find/found/think/thought/feel/felt +it+ 形容词

或者是it+ is+ 形容词

I find it hard to study English well

I thought it is difficult to study English well

6 avoid +doing 避免做某事

Students should avoid watching bad movies.

7allow sb to do sth允许某人做某事

teacher allow students to read aloud in class.

Be allowed to do sth 被允许做某事

Students are allowed to go out on weekends.

8stop to do sth停下来去做另外一件事情

because it is tired ,students stop to have a rest.

Stop doing sth停止做某事

Students stop speaking in class.

Stop sb from doing sth 阻止某人做某事

Teachers stop students from smoking

9主动语态变为被动语态

many people speak English

English is spoken by many people.

10. 前一个句子是一般疑问句于后一个句子合并为一句时用if连接，并且考虑时态―do you want to try something new?‖she asked him.

She asked him if he wanted to try something new.

―will there be a meeting in five days?‖ Tom didn‘t know.

Tom didn‘t know if there would be a meeting in five days.

―can you drive me to the office building?‖she asked me.

She asked me if I could drive her to the office building.

11 be covered with 被…所覆盖

The mountain was covered with snow.

12 phrases;

so/as far as I know by hand it seems that be good for/be bad for in fact according to such as/for example high-technology products in the future even though=even if in trouble turn into a symbol of send out

把下列句子变为被动语态

I watered the flower yesterday.

The flower was watered by me yesterday.

I bought this book last week.

The book was bought by me last week.

I cleaned the classroom this morning.

The classroom was cleaned by me this morning.

I bought this school uniform two weeks ago.

This school uniform was bought by me two weeks ago.

I learned unit 5 last week.

The unit 5 was learned by me last week.

I ate eggs and bread this morning.

The eggs and bread were eaten by me this morning.

I did my homework last night.

My homework was done by me last night.

Tom drew a picture on the blackboard yesterday afternoon.

A picture was drawn by Tom on the blackboard yesterday afternoon.

Unit 6

1.such a/an +adj+名词=so +adj+a/an+名词如此的….

He is such a clever boy.=he is so clever a boy.

2.need to do sth(人做主语) need doing sth (物做主语) 需要做某事

Tom needs to do his homework.

The classroom needs cleaning.

Need 还可以做情态动词，必须加动词原形

I need buy a bike.

3.stop to do sth 停下来去做另外一件事情

I am tired ,I want to stop to have a rest.

Stop doing sth停止做某事

The teacher came into the classroom, students stopped talking.

Stop sb from doing sth阻止某人做某事

The teacher wants to stop students from copying others‘ homework.

4.dream of doing sth 梦想做某事

he always dreams of becoming a singer.

5. encourage sb to do sth 鼓励某人做某事

Our parents encourage us to study hard.

6. be used for doing sth= be used to do sth 被用来做某事

The pen is used for writing.=

The pen is used to write.

7. 五分之一，三分之二，，分子用基数词，分母用序数词，分子大于一，分母加S

One fifth, two thirds

8.heroes （两人两菜加es ,黑人negro，英雄hero，土豆potato，西红柿tomato，其余以O 结尾的名词+S 如zoo ,photo）

9. do you think 在句子里做插入语，可以省略

What do you think is the most helpful inventions in the world?

10.the car was invented in 2000. （对划线部分提问）

When + was the car invented ?

The car was invented by Tom. (对划线部分提问)

Who + was the car invented by?

11.translate …into…把…翻译成……

Students should translate these sentences into Chinese.

12.divide…into…把…分成…..

Teacher divided the cake into four parts.

13.be made to do sth 被迫做某事

The students were made to do their homework.

Be seen to do sth 被看到做某事

Tom was seen to steal lucy‘s books.

Be heard to do sth 被听到做某事

Lucy was heard to sing in the next room.

14.why not=why don‘t you + 动词原形提出建议，为什么不做某事

Why not + play basketball this afternoon.

Why don‘t you + play basketball this afternoon.

15.make sb+动词原形/形容词使某人，让某人…..

I always make students study hard.

Tom always wants to make me happy.

16.phrases

Have a point 有理由without doubt around the world =all over the world = the whole world All of a sudden come true=achieve include(including) by accident look up to (admire). Take place by mistake divide ….into…not only….but also…. Prefer …to….=like….better than….. it is said that it is believed that at the same time according to in the end=at last=finally

Everywhere=here and there my pleasure fall into

Unit 7

1.情态动词被动语态

情态动词+be +动词过去分词

Tom should study English.

English should be studied by Tom.

2.six-year-olds 相当于six- year-old children/teenagers six-year-old 相当于形容词+名词

有连字符号不能加S，相当于形容词，加名词；没有连字符号，year后面加S，放在句末。

Tom is a ten- year-old boy.

Tom is ten years old.

3.allow sb to do sth 允许某人做某事

teachers allow students to speak English in Chinese class.

Be allowed to do sth 某人被允许做某事

Children were allowed to read story books in school.

4.get/have sth +动词过去分词，使某事被做

some boys will get their ears pierced.

5.be excited about +动词ing 很兴奋做某事

we are excited about + hearing the good news.

6.be strict with sb 对某人严格要求

teacher is strict with students.

Be strict in sth 对某事严格要求

Teacher is strict in our homework.

Be strict with sb in sth 对某人在某方面严格要求

Our parents are strict with us in our homework.

7.only then 放在句首，句子用倒转语序，后面是一般疑问句

only then + will I know the bad news.

8.so do I 用在肯定句neither does Tom 用在否定句

lucy likes apples,so do I.

Lucy doesn‘t like bananas,neither does Tom.

9.need time to do sth 需要时间做某事

we always need time to clean our rooms.

10.no matter when=whenever no matter where= wherever

No matter+特殊疑问词=特殊疑问词+ever 无论……..

11.phrases; make one‘s own decision on the …..team achieve one‘s dream take care of=look after instead of +动词ing 代替…. driver‘s license Hundreds of (5 hundred 有数字，没有S,没有of；没有数字，有S，有of ) give sb a hug 给某人一个拥抱regret doing sth 遗憾做某事，后悔做某事

Get/be /stand in the way of 挡道，阻碍

Unit 8

1.情态动词must/ can could ,may might/can‘t

must表示对事情的一种推测,表示一定，肯定。can could ,may might表示对事情的一种推测，有可能是有可能不是。can‘t表示对事情的一种否定，不可能.

It must belong to Carla. Because her name is on it .

He can/could/may/might be in the classroom, but I am not sure.

He can‘t be in the classroom; he has gone to the park. .

2. It must belong to Carla. Belong to +人名，后面不加‘S

It must be carla‘s. be +人名后面加‘S

3 Whose + 名词，谁的….

whose + book is this？Whose + piano is that?

Who+ 谓语动词

Who likes this book? Who has a computer? Who is that boy?

4(something .anything nothing everything)不定代词在前，(important difficult hard )形容词在后

Be quiet, I have something important to tell you .

There is nothing difficult in today‘s homework.

5. have fun + 动词ing 形式，喜欢做某事，乐于做某事

I always have fun watching scary movies

6. one of +形容词的最高级+名词复数句子谓语动词用单数

Tom is one of the most popular students in our school.

One of the most useful inventions is light bulb in the world.

7.must 提问的一般疑问句，肯定回答用must，否定回答用No ,you needn‘t. No , you don‘t have to. Must I clean the room now?

Yes ,you must. No ,you needn‘t. No , you don‘t have to.

8. phrases : attend a concert 参加音乐会the rest of 剩余的，其余的not only…but also…不但…而且Communicate with sb point out 指出run after 追赶belong to属于valuable 有价值的

Unit 9

1.定语从句，有限定词who，that，which 引导，which和that引导指人，who和that引导指物，所

以that既可以指人，也可以指物，指物主语用that，因为如果句子中出现有些词不能用which；指人主要用who

I like music that I can dance to.

Tom likes girls who are beautiful.

Lucy loves boy who is friendly.

Parents like children who study very hard.

I like drink that tastes sweet.

Which，who，that后面的谓语动词单复数取决于之前的名词

2. feel like +动词ing形式想要做某事，喜欢做某事

I feel like + watching TV.

She doesn‘t feel like + playing football.

3..try one‘ s best to do sth = do one‘s best to do sth 竭尽全力做某事，尽力做某事one‘s 为形容词性物主代词

I will try my best to study English well

Students do their best to finish homework.

4…continue to do sth 继续做某事，做完一件事情继续做另外一件事情

continue doing sth 继续做某事

After finishing his homework , lucy continues to read storybooks.

Although it is dark, he continues working.

5.prefer sth to sth = like sth better than sth 宁愿做某事而不愿做某事

I prefer apples to bananas .= I like apples better than bananas.

Prefer doing sth …to doing sth 喜欢做某事而不喜欢做某事

Tom prefers watching TV to playing computer games.

Prefer to do…rather than do =would rather do…than do…喜欢做某事而不喜欢做某事

I prefer to sleep rather than study.

I would rather sleep than study.

6.too much+不可数名词too many +可数名词复数much too+ 形容词太….

Tom has too much homework to do.

Lucy has too many friends to chat with.

The pen is much too expensive, but the house is much too cheap.

7. phrases: sing along with随之哼唱dance to have great lyrics有着优美的歌词cheer up 使…高兴起来in that case stick to plenty of once in a while = now and then 偶尔，有时in total all kinds of different kinds of spare time=free time make (earn) money by the end of get mad keep sb doing sth

Unit10

1.be supposed to + 动词原形should + 动词原形应该做某事否定式+not

You are supposed to shake hands.

You should shake hands.

Tom is not supposed to kiss each other.

Lucy should not bow.

2.be expected to do sth 被期望做某事

children are expected to get good grades.

We are expected to study hard.

3.arrive at / in 到达大地方用in，小地方用at

Tom arrived at school at 7:00.

Lucy arrived in London yesterday.

4.to one‘s surprise 令某人惊奇的是，one‘S用形容词性物主代词

To my surprise ,he got good grades.

Be surprised at sth 对某事感到惊奇

I am surprised at the news.

Tom was surprised at the good grades.

5. drop in at +地方，表示拜访某地drop in on + 人，表示拜访某人

I drop in at lucy‘ house.

Lucy drops in onTom.

6….make an effort to do sth 努力做某事

Mother makes an effort to make money.

7. worth + doing 加动词ing形式值得做某事

I worth buying a storybook.

8. phrases: for the first time 第一次drop by = come over to = drop in 顺便来访without effort 毫不费力after all 毕竟get mad make an effort 做出努力take off go out of one‘s way to do sth 特地的做某事，格外努力的做某事make sb feel at home 使某人感到宾至如归behave (v) behavior (n) 行为