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初中英语从句必背知识点

发布时间: 2022-12-11 23:31:05

① 初中英语知识点总结 中考必考语法总结

初中生学习英语应该注意知识点的总结,下面我为大家总结了初中英语知识点,仅供大家参考。

初中英语重点知识点
一般现在时:常与always,often,sometimes, every day连用,表示习惯或经常反复发生的动作或存在的状态。提醒你当第三人称单数做主语时,别忘了动词的变化。注意:象"地球大,月亮小"等客观真理、事实一定用一般现在时。

现在进行时:要注意其构成:由be+动词+ing,表示说话时正在进行的动作。如:We're studying now. 我们现在正在学习。

过去进行时:显然过去进行时表示过去某一时刻正在做什么,常和特定的时间状语如at that time,at six yesterday,at that moment,when he came in等连用。如: When he knocked at the door,his mother was cooking.
英语简单句知识点
句型:主语+谓语

只包含一个主谓结构,而句子的各个结构都只由 单词 或短语表示。简单句有五种基本句型,详见第十七章。

They are playing baseball in the garden.

他们正在公园里打棒球。

Her brother and sister both are teachers.

她的哥哥和姐姐都是老师。
中考必背宾语从句知识点
考察的三个要点:语序,时态,关联词。

1.定义:用作宾语的从句叫宾语从句。

2.构成:关联词+简单句。

3宾语从句的语序一定是陈述句语序。(who 作主语的从句本身就是陈述句语序)

4宾语从句在复合句中作主句的宾语,连接宾语从句的连词有that(that在口语中常省略)。 whether,if,和连接代词what, which, who, whom及连接副词when, where, how, why。

He knew(that) he should study hard.

他知道他应该努力学习。

Can you tell me which class you are in?

您能告诉我,您在哪一班吗?

He asked me if he could come in,

他问我他是否能进来。

以上就是我为大家总结的初中 英语 知识点,仅供参考,希望对大家有所帮助。

② 初中定语从句知识点

初中英语定语从句知识点大全(一)

要学定语从句,得知道什么是定语。定语是用来限定、修饰名词或代词的。例如,agoodbook,good就是定语。那么复合句中修饰名词或代词的从句就叫做定语从句。定语从句由关系代词或关系副词引导,相当于形容词,在句中作定语。被定语从句修饰的词叫先行词,定语从句一般放在先行词的后面。引导定语从句的关联词称为关系词,关系词有关系代词和关系副词。关系代词有that,which,who,whom,whose等,绝对没有what;关系副词有where,when,why,how等。关系词放在先行词和定语从句之间,起连接作用,同时又作定语从句的某个成分。

一、关系代词引导的定语从句

1、由who,whom,that,Whose引导的从句

这些词代替的先行词是人的名词或代词,who作主语指人,whom作宾语指人,that既可作主语又可作宾语(作宾语可以省略),可以指人也可以指物。Whose用来指人或物,只用作定语。

(1)Ishethemanwho/thatwantstoseeyou?他是那个想见你的男人吗?(who/that在从句中作主语)

(2)Heisthemanwhom/thatIsawyesterday.他就是我昨天见的那个人。(whom/that在从句中作宾语)

(3)你刚刚说话的那个男人是我们的英语老师

(4).那个儿子是医生的男人是我们的教授。

2、由which,that引导的从句

它们所代替的先行词是事物的名词或代词,在从句中可作主语、宾语等,作宾语时可以省略,例如:

(1) Prosperitywhich/.农村出现了前所未有的繁荣。(which/that在从句中作主语)

(2)Thepackage(which/that).你拿那个包裹快要散开了。(which/that在从句中作宾语)

注意:代表物时多用which,但在下列情况中用that而不用which:

a)先行词是anything,everything,nothing,none等不定代词时;

b)先行词由every,any,all,some,no,little,few,much等修饰时,这时的that常被省略;

c)先行词前有序数词或被形容词最高级修饰时;

d)先行词中既有人又有物时;

e)整个句中前面已有which,who,that时;

f)当先行词为物并作表语时;

g)先行词为one时;

h)先行词同时又被theonly,thevery,thesame修饰时;

③ 初中英语语法知识总结:从句

一 名词性从句:
1. 主要包括主语从句,宾语从句,表语从句和同位语从句. 一般由that 引起,也可由who, what, when, why, which, whom, whether, how 引起.
2. 主语从句很多情况下都可以放到句子后面,而用代词it作形式上的主语. :
3. 形式宾语
4. 由名词性关系代词whatever, whoever, whichever 等引起的宾语从句
5. whether and if 都能引导从句, 但用法有所不同. 当主语从句直接位于句首时,应用whether,而不用if. Whether 后能直接or not, 但if 不能.
Whether he will come or not is not known.
6. 在名词reason后的表语从句必须用that引导, 不可误用 because.
The reason why he is often late for class is that he has the bad habit of getting up late in the morning.

二: 定语从句
1. 引导定语从句的关系词有who, whom, whose, that, when, where, why and which. 在非限制定语从句中, 只可用which, who, whose, where , when., 如果指代前面整个句子, 多用which.
2. 当引导定语从句的先行词前有all, any, no, little, much, very first 等词, 或先行词前为形容词最高级所修饰时,或先行词为all, anything, nothing, something, everything 时,从句的引导词只能用that.
3. as 可做引导词引导定语从句, 多和such, the same 连用. As 引导的定语从句也可修饰整个句子, 既可放在先行词后,也可放在句子开头.
4. 介词+which/whom/whose从句
5. 代/名+介词+which 从句
6. 同位语从句和定语从句
三 状语从句:

修饰主句中的动词, 形容词和副词, 通常有从属连词引导, 按其意义和作用可分为时间, 地点, 条件, 原因, 让步, 目的, 结果, 方式, 比较.等
1. 时间状语从句:
1) 常见连词有 after, as, before, once, since, till, (not)until, when, whenever(no matter when), while, as long as, as soon as etc.
2) no sooner…than, hardly(scarcely, barely)…when: 刚做…就….
3) 还有 immediately, directly, instantly, the moment, the minute, the instant, the second, every time etc
2. 地点状语从句: 一般用where or wherever 引导
3. 条件状语从句:真实条件从句:if, unless, so long as, provided that, supposing that, on condition that, in the event that, in case that etc
4. 原因状语从句: 从属连词有because, as ,since, for, now, that, in that, seeing that, considering that(鉴于,由于)
5. 让步状语从句:
1): even if, though, even though, while(尽管) no matter what/how/which, however, whatever, whichever, however etc.
2) 由as 引起的让步从句, 语气较强烈,被强调的词须放在句首.
3) whether…or,不管…或…
6. 结果状语从句: so that, so…that, such…that
7. 目的状语从句: so that, in order that, for fear that, lest, in case
8. 方式状语从句: as, just as, as if: 如同…一样
9. 比较状语从句:
1) as…as, not so/as…as
2) 比较级+than, so much/a lot more than
3) no more…than, not more…than, less…than
4) the more…the more

④ 求初中英语从句的知识点(希望全面点)

宾语从句 间接引语:sb say that/tell+宾语+that 第三者转述第一人对第二人所说的话
定语从句 主句+what/which/that+从句(修饰主句) 补足主句
状语从句 条件状语从句:if+从句(一般现在时)+主句(一般将来时) 如果…………表未来假设
现在完成时 have+done(动词p.p形式) 表示过去所做的一直影响到现在
被动语态 be+done+(by+主语)可省略 某物被怎么怎么样,表被动发生的动作

这些都是最主要的考点难点,其他简单的就不打了。

⑤ 求初中英语定语从句的必备知识点

1)who: 当先行项指人时,在定语从句中作主语。
eg: The student who answered the question was John.
The man who was here yesterday is a artist.
2)whom: 当先行项指人时,在定语从句中作宾语。
eg: The man whom I saw is called Smith.
The professor whom you wish to see has come.
3)which: 当先行项指物时,在定语从句中作主语、宾语。
eg: This is the book which has been translated into many languages.(主语)
He doesn’t know the rule which everybody knows.(宾语)
4)that: 当先行项指人、物时,在定语从句中作主语、宾语。
eg: The building that stands over there is a hospital.
The letter that I received form him yesterday is very important.
Is he the man that sells eggs?
He is the man that we are looking for.
注:先行项指物时,只用that的情况
① 先行项有形容词最高级修饰
eg: It is the largest map that I’ve ever seen.
This is the most interesting book I’ve ever read.
② 先行项有序数词修饰
eg: It’s the first book that won the prize.
The first place that they visited in Guilin was Elephant Trunk Hill.
③ 先行项有the only, the very, the same修饰
eg: This is the very computer that I want.
He is the only one among us that knows Spanish.
That’s the same man that asked for help the day before yesterday.
④ 先行项有不定代词修饰
eg: All the apples that fell down were picked up.
⑤ 先行项本身为不定代词
eg: All that glitters is not gold.
There is nothing that can prevent him form doing it.
This reference book contains much/ little that is useful.
⑥ 先行项为既指人又指物的并列名词短语
eg: The boy and the book that the police are looking for disappeared.
He talked of the man and the book that interested him.
Look at the girl and the dog that are crossing the street.
注:先行项指人时,只用that的情况
① 先行项有形容词最高级修饰
eg: Newton was one of the greatest men that ever lived.
He was the cleverest man that ever taught in our school.
② 先行项有序数词修饰
eg: He was the first Japanese that won the Nobel Prize.
③ 先行项有the only, the very, the same修饰
eg: He is the only one among us that knows Spanish.
④ 先行项有all, any等限定词修饰
eg: Any students that want to get the ticket may come in.
5)当先行项为整个上文时,用which不用that
eg: I have known men far more able than Bowles, but not half so interesting
whichis quite a different thing.
6)介词前置只用which 不用that
eg: This is the hotel at which I stayed ring my holiday.
7)关系代词whose作定语,表示定语从句的主语与先行词之间的所属关系,可用of which 替
换,词序一般是“名词 + of which”,也可以是“of which + 名词”。
eg: He’s written a book the name of which (= whose name) I’ve completely
forgotten.
This is the scientist whose name is known all over the world.
2. 关系副词(在定语从句中作状语):when, where, why…
1)when: 时间状语
eg: He came last night when I was out.
2)where: 地点状语
eg: That is the place where he once lived.
3)why: 原因状语(why只有限定用法,而非限定用法则用for which reason)
eg: He refused to disclose the reason why he did it.
The reason why I was late is that there was a traffic jam on my way he

⑥ 初中英语必备语法知识

对于大部分初中生来说,英语语法是十分难学的,不仅难理解,不好记忆,部分复发内容还很容易混淆。下面是我为大家整理的关于初中英语必备语法知识,希望对您有所帮助。欢迎大家阅读参考学习!

初中英语语法知识 总结

一、时间状语从句种类

1、引导的从句表示主从句的动作同时发生,或从句的动作在主句之前。when引导的从句的谓语动词可以是延续性的动词,又可以是瞬时动词。例如:

When she came in, I stopped eating.她进来时,我停止吃饭。(瞬时动词)

When I lived in the countryside, I used to carry some water for him.当我住在农村时,我常常为他担水。(延续性的动词)

We were about to leave when he came in.我们就要离开,就在那时他进来了。

2、While引导的从句的谓语动作必须是延续性的,并强调主句和从句的动作同时发生(或者相对应)。并且while有时还可以表示对比。例如:While my wife was reading the newspaper, I was watching TV. (was reading是延续性的动词,was reading和was watching同时发生)I like playing football while you like playing basketball.我喜欢踢 足球 ,而你喜欢打 篮球 。(对比)

3、As表示“一边……一边”,as引导的动作是延续性的动作,一般用于主句和从句动作同时发生;as也可以强调“一先一后。例如:We always sing as we walk.我们总是边走边唱。(as表示”一边……一边“)As we was going out, it began to snow.当我们出门时,开始下雪了。(as强调句中两个动作紧接着先后发生,而不强调开始下雪的特定时间)

4、由before和after引导的时间状语从句,表示两个动作一前一后发生。 例如:It will be four days before they come back. 他们要过四天才能回来。

After you think it over, please let me know what you decide.你仔细考虑过以后,告诉我你是怎样决定的。

5、由till或until引导的时间状语从句。till和until一般情况下两者可以互换,但是在强调句型中多用until.并且要注意的是:如果主句中的谓语动词是瞬时动词时,必须用否定形式;如果主句中的谓语动词是延续性动词时,用肯定或否定形式都可以,但表达的意思不同。till不可以用在句首,而until可以放在句首。例如:

I didn't go to bed until(till)my father came back.直到我父亲回来我才上床睡觉。 I worked until he came back.我工作到他回来为止。

初中英语语法知识归纳

感叹句(Exclamatory Sentence)

感叹句通常有what, how引导,表示赞美、惊叹、喜 悦、等感情。

what修饰名词,how 修饰形容词,副词或动词,感叹句结构主要有以下几种:

掌握它的搭配,即掌握了感叹句的重点。

How +形容词+ a +名词+ 陈述语序

How+形容词或副词+ 陈述语序

What +名词+ 陈述语序

What+a+形容词+名词+ 陈述语序

What+ 形容词+复数名词+ 陈述语序

What+ 形容词+不可数名词+ 陈述语序

How clever a boy he is!

How lovely the baby is!

What noise they are making!

What a clever boy he is!

What wonderful ideas (we have)!

What cold weather it is!

感叹句的省略形式为:

What a clever boy (he is)!

定义:表达强烈情绪(喜、怒、哀、乐、惊、恐等)的 句子 叫做感叹句。

强烈情绪的表达通常有下列三种方式:

(a)使用感叹词;

(b)只用情绪感觉的语词,例如:

Water! Water! Quick!

(水!水!快!——如救火或救人时。)

What taste!

(这是什么味道啊!——如吃到怪味时)

(c)使用“How…!”或“What(a)…!”的句式,例如:

How beautiful you are, Helen!

(海伦,你是多么美!)

初中英语语法知识

可数名词的复数形式

1.可数名词的复数形式的规则变化:

1)一般情况,直接词尾加s, 读音:在清辅音后读/s/,在浊辅音和元音后读/z/,在t后读/ts/,在d后读/dz/,在以元音字母加y结尾的单词中,读/z/

如:cake-cakes,day-days ,student-students, bed-beds

2)以s,x,sh,ch等结尾的词,加es,读/ⅠZ/, 如bus-buses, class-classes, watch-watches

3)以辅音字母加y结尾的词,变y为i加es,读/z/

如:baby-babies, city-cities, country-countries, lady-ladies 4)部分以f(fe)结尾的词,变f(fe)为ves,读/vz/ 如:leaf-leaves, wolf-wolves, life-lives 5)以ce,se,ze,(d)ge等结尾的词,加s,读/ⅠZ/ 如:face-faces, orange-oranges

2.不规则变化

1)单复同形:fish-fish,sheep-sheep, deer-deer, Chinese-chinese, Japanse 2)个别字母变化:man-men, woman-women, foot-feet 其他:mouse-mice 某国人变复数

中国人:a Chinese-chinese

某国人:an Enlishman-Englishmen 阿拉伯人:an Arab-Arabs

口诀:中日不变英法变,其余s加后面

3)以-o结尾的名词,加es

记忆口诀:黑人英雄爱吃薯仔西红柿 而一般情况下加s: zoo-zoos, radio-radios

4)复合名词前面的名词是man,woman变复数时,构成复合名词的两个名词全都要变成复数形式;若其他词,变复数时,只需把后面的名词变成复数形式。 a man teacher—men teachers

a boy student-boy students

5)字母、数字、引语或缩略(词)语的复数形式是其后加’s或s There are two f’s in the word “office”. Many VIPs are coming to our city.

6)有些以f或fe结尾的词直接加s变成复数 roof-roofs, belief-beliefs, proof-proofs, chief-chiefs

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⑦ 初中英语定语从句知识点盘点

1. that即可代表事物也可代表人,which代表事物;它们在从句中作主语或宾语,that在从句中作宾语时常可省略关系词,which在从句中作宾语则不能省略。而且,如果which在从句中作“不及物动词+介词”的介词的宾语,注意介词不要丢掉,而且介词总是放在关系代词which的前边,但有的则放在它原来的位置

2. which作宾语时,根据先行词与定语从句之间的语义关系,先行词与which之间的介词不能丢

3. 代表物时多用which,但在带有下列词的句子中用that而不用which,这些词包括all, anything, much等,这时的that常被省略

4. who和whom引导的从句用来修饰人,分别作从句中的主语和宾语,whom作宾语时,要注意它可以作动词的宾语也可以作介词的.宾语

5. where是关系副词,用来表示地点的定语从句

6. when引导定语从句表示时间

〔注〕值得一提的是,表示时间“time"一词的定语从句只用when引导,有时不用任何关系代词,当然也不用that引导

By the time you arrive in London, we will have stayed there for two weeks.

I still remember the first time I met her.

Each time he goes to besiness trip, he brings a lot of living necessities, such as towers, soap, toothbrush etc.

7. whose是关系代词,修饰名词作定语,相当于所修饰成分的前置所有格

8. 当从句的逻辑主语是some, any, no, somebody, anybody, nobody, something, anything, everything或nothing时,常用there is来引导

⑧ 初中英语从句知识点总结

从句
1、主语从句
引导词有:that,what,whether,when,wherever,who 等,主语从句的谓语动词必须用单数.
举例:
1) That he will fall the exam is certain.
2) What she said is true.
3) It doesn't matter when she leaves.
4) Whoever is tired may rest.
2、表语从句
一般位于系动词之后.
举例:
The question is that I also like her.
3、宾语从句
句型:主句 + 连词 + 宾语从句
连接宾语从句的词有:that,if,whether,who,whose,what,which,where,when,why,how,whoever,whomever,whenever,wherever 等》
举例:
1) He said that he was the first to clamb to the top of the mountain.
2) I wonder if / whether you could lend me tour bike.
3) Parents shouldn't give their children whatever they want.
4) She doesn't know who will come.
5) He asked if / whether she had an apartment in the city.
6) Who do you think they will travel with?
4、状语从句
(1)时间状语从句
引导时间状语从句的连词有:when,whenever,as,while,before,after,until,till,since,ever,as soon asimmediately,directly,hardly,hardly ...when 等.
举例:
1) When I was in Shanghai,I met her.
2) Please wait until you are called.
(2)地点状语从句
常由 where 何 wherever 引导.
举例:
He lives where the street crosses the river.
(3)原因状语从句
常由 as,because,since,now that,seeing that 等引导,其中语气最强烈的就是 because.
举例:
He has to leave off because he is seriously ill.
(4)条件状语从句
常由 if,unless,as long as,so long as 等引导.
举例:
If you can correct your faults,your work is good.
(5)目的状语从句
常由 so that,in order to 等引导.
举例:
Speak loudly so that every one may hear you clearly.
(6)比较状语从句
常由 than,as,as ...as 等引导.
举例:
I have got as much money as I need.
(7)让步状语从句
常由 though / although,even though,as,if,even if 和 wh- + -ever 复合词引导.
举例:
Although I tried my best to learn English,I haven't passed the exam.
(8)方式状语从句
常由 as,as if,as though,how 等引导.
举例:
She looks as if she is still young.
(9)结果状语从句
常由 that,so / such that 等引导.
举例:
She is such a good teacher that all the students love and respect her.
5、定语从句
结构:
.先行词(被修饰的名词或代词) + 关系代词 / 关系副词 + .
一般来说,修饰人用 who,whom,whose,that;修饰物用 that / which.
举例:
1) The road which through our school is very wide.
2) This is the school where my brother studies
3) Is there anything that you don't understand?.