(完整版)it的用法及句型总结,推荐文档
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it的用法归纳范文"it" 是一个常见的代词,用来代替一些事物或概念,以避免重复使用一些名词。
在英语中,"it" 的使用非常广泛,以下是对其用法的归纳:1.代替物体、动物或自然现象:- The book is on the table. It is red.(书在桌子上。
它是红色的。
)- I saw a dog. It was very cute.(我看到一只狗。
它非常可爱。
)- The sun is shining brightly. It feels warm.(太阳正照得明亮。
它感觉很温暖。
)2.代替一些特定的事物:- I bought a new phone. It is very expensive.(我买了一部新手机。
它非常贵。
)- I made a mistake, but it is okay now.(我犯了个错误,但现在没事了。
)- I have a headache. It is killing me.(我头疼。
它让我难受得要死。
)3.代替情况、时间或事件:- It is raining heavily today.(今天下着大雨。
)- It is getting late. We need to leave soon.(时间已经不早了。
我们需要尽快离开。
)- It is important to take care of your health.(注意健康很重要。
)4.代替一些观点、意见或说话的内容:- I support the idea of renewable energy. It can help save the environment.(我支持可再生能源的想法。
它可以帮助拯救环境。
)- Mary thinks that the movie is boring, but I really enjoyed it.(玛丽觉得这部电影很无聊,但是我很喜欢。
It的用法总结在英语中,it有许多不同的用法,它既可以用作代词(如人称代词、非人称代词),也可以用作引导词(作形式主语或形式宾语),还可以用来构成强调句型。
.it用作代词(1) 用作人称代词在句子中作主语或宾语;指前面已经提到过的事物、动物或人,且it指特定的事物;如果指前文中提到的事物中的任何一个,用one。
one可以与any, each, every, not等连用,但one不可代替不可数名词。
—where’s your car?—it’s in the garage. 你的汽车在哪儿呢?在车库里。
(指代物品your car)did you hit it? 你打中了吗? (指代事件)the baby cried when it was hungry.这婴儿饿时就哭。
(指代婴儿,尤指性别不详或无所谓时)—who is that?—it’s me. 是谁?我。
(指一定情景中所确定的人或事物,此时相当于指示代词,代指this和that,有时也指人)—what’s this?—it’s a box. 这是什么?一只箱子。
(2) 作非人称代词表示天气、日期、时间、温度、距离、价值、路程、度量、自然现象与环境等。
也可模糊地指一般情形或上文的部分或整个意思。
译成汉语时,it通常不一定译出来。
it’s a long time since they left. 他们走后很久了。
it’s two miles to the beach.离海滨有两英里远。
that’s just it—i can’t work when you’re making so much noise.原因就在这里——你弄出这么大的声音,我工作不了。
另外,需要注意两点:(1)“it’s time…”后面可以接不定式和介词短语表示“是做……的时候了”。
如:it’s time for supper. it’s time to have supper.(2) “it’s time…”后面还可以接一个从句,但是从句中的谓语动词一定要用过去式即虚拟语气,如:it’s time we had lunch.是我们吃饭的时候了。
it 用法归纳关键信息项:1、 It 作人称代词的用法指事物指动物指婴儿指不明身份的人2、 It 作非人称代词的用法表示天气表示时间表示距离表示环境3、 It 作形式主语的用法代替动词不定式代替动名词短语代替主语从句4、 It 作形式宾语的用法动词+ it +宾语补足语+真正的宾语5、 It 用于强调句基本结构强调主语强调宾语强调状语11 It 作人称代词的用法111 It 指事物It 可以用来指代前面提到过的事物,以避免重复。
例如:“I bought a new book It is very interesting” (我买了一本新书。
它非常有趣。
)112 It 指动物当谈论动物时,如果不知道其性别或者不需要强调其性别,通常用it 来指代。
例如:“Look at the dog It is playing with a ball” (看那只狗。
它正在玩球。
)113 It 指婴儿对于不知道性别的婴儿,也可以用 it 来指代。
例如:“The baby is crying It m ight be hungry” (这个婴儿在哭。
它可能饿了。
)114 It 指不明身份的人当不知道对方的性别或者身份时,可以用 it 来指代。
例如:“There is someone at the door It might be the postman” (门口有人。
可能是邮递员。
)12 It 作非人称代词的用法121 表示天气It 可以用来表示天气状况。
例如:“It is sunny today” (今天阳光明媚。
)“It is raining heavily” (雨下得很大。
)122 表示时间It 可以用来表示时间。
例如:“It's eight o'clock” (现在八点了。
)“It was midnight when I got home” (我到家时已是午夜。
)123 表示距离It 可以用来表示距离。
It的用法一、Tell the functions for “it" in each sentence:1、—--What's the weather together?—-—It is fine。
2. It is hard to communicate with him。
3。
I find it hard to communicate with him。
4。
It is Li that who cleaned the classroom。
5。
It is a book。
二、It 用法归纳1,指代it(1).用作人称代词:指代物、整个句子(2)用作非人称代词2,形式it:(1)作形式主语(2)作形式宾语3,强调it4,特殊句型5。
在答语中指代this/that:1).—-—Whose book is that? ——-It’s mine.三、特别注意:it, one和that作替代词的用法及区别1。
it代替前面提到的同一事物,该事物既可以是可数名词也可以是不可数名词。
(特指,指代单数,指代物,同名同物)Can I borrow your pen?-Sorry,I'm using it。
2。
one代替前面提到的同类事物中的一个。
该事物只能是可数名词,前面可以有冠词,也可以被this、that或形容词修饰,其后也可以有定语. (泛指,指代可数名词,指代人或物,同名异物)I have a bike。
Do you have one?Eg:(1).I bought a dictionary three years ago and I am still using______ now。
(2) I bought a dictionary three years ago but I am going to buy a new _______soon. (3)。
that代替前面提到的同类事物中特指的一个。
(完整版)It的用法总结It的用法总结在英语中,it有许多不同的用法,它既可以用作代词(如人称代词、非人称代词),也可以用作引导词(作形式主语或形式宾语),还可以用来构成强调句型。
.it用作代词(1) 用作人称代词在句子中作主语或宾语;指前面已经提到过的事物、动物或人,且it指特定的事物;如果指前文中提到的事物中的任何一个,用one。
one可以与any, each, every, not等连用,但one 不可代替不可数名词。
—where’s your car?—it’s in the garage. 你的汽车在哪儿呢?在车库里。
(指代物品your car)did you hit it? 你打中了吗? (指代事件)the baby cried when it was hungry.这婴儿饿时就哭。
(指代婴儿,尤指性别不详或无所谓时)—who is that?—it’s me. 是谁?我。
(指一定情景中所确定的人或事物,此时相当于指示代词,代指this和that,有时也指人)—what’s this?—it’s a box. 这是什么?一只箱子。
(2) 作非人称代词表示天气、日期、时间、温度、距离、价值、路程、度量、自然现象与环境等。
也可模糊地指一般情形或上文的部分或整个意思。
译成汉语时,it通常不一定译出来。
it’s a long time since they left. 他们走后很久了。
it’s two miles to the beach.离海滨有两英里远。
that’s just it—i can’t work when you’re making so much noise.原因就在这里——你弄出这么大的声音,我工作不了。
另外,需要注意两点:(1)“it’s time…”后面可以接不定式和介词短语表示“是做……的时候了”。
如:it’s time for supper. it’s time to have supper.(2) “it’s time…”后面还可以接一个从句,但是从句中的谓语动词一定要用过去式即虚拟语气,如:it’s time we had lunch.是我们吃饭的时候了。
代词it的用法总结下面是店铺整理的一些代词it的用法总结,欢迎大家阅读!it的用法总结it是常见代词之一,它既可以指代时间、地点、天气、距离等,还能作形式主语或形式宾语,同时可以引起强调结构,是历年高考热点之一。
现结合高考试题对其用法作一介绍。
一、用来表示时间、天气、地点、距离、环境、形势等。
例如:It is two miles to the beach. (Oxford) 这里到海滨有两英里。
It was raining in the morning. (Oxford) 今天早晨下着雨。
If it’s convenient I can see you tomorrow. (Oxford) 如果方便,我明天能见你。
it表示时间常用于句型:1、It is/has been+一段时间+since 从句。
意为“自……以来已有多长时间了”或“自不……以来已有多长时间了”。
例如:1)It is/has been many years since I was last in London 自从我上次到伦敦,已经有许多年了。
2)It’s a long time since we met last. 自从我们上次见面以来已经有很长一段时间了。
2、It is/ was/ will be + 一段时间 + before 从句。
表示“在(做某事)前过了多长时间”,或“过了多长时间才……”。
如:But it will be more than 100 years before the country begins once again to look as it did before.但是在100年之后,这个国家才能恢复到以前的样子。
二、用来指代人。
说明某人的身份或者做某事的人;指代婴儿或儿童;在不清楚某人性别时,也可使用it,尤其在问答的形式中更为常见。
例如:---Look, someone is coming. Who can it be?---It may be the headmaster.---It can’t be him. He has gone to Shanghai.---It must be Mr. Zhang. He looks like the headmaster.三、用来指代前文中的内容,或指代整个主句。
it的用法及例句It的基本用法全部整理在下面了,大家记得收藏起来,后面经常翻看和识记这些用法,达到熟练运用。
(一)用it作人称代词1)it最基本的用法是人称代词,主要用来表示刚提到的东西以避免重复The car accelerated as it overtook me.那辆汽车一加速就超过了我。
The action of salt on ice causes it to melt.盐作用于冰而使其融化。
I don’t care what a car looks like as long as it gets me from A to B.我到不在乎汽车的样子,只要能把我从一处载到另一处就行了。
I’ve never been there but it is,by all accounts,a lovely place.我从来没去过那个地方,但人们都说那地方很好。
The boat stuck on a sandbank but we soon got it afloat again.小船在沙丘搁浅,没过多久我们就又让它自由行进了。
His book reached an even wider audience when it was filmed for television.他的书拍成电视以后,受众范围更广了。
2)也可代表抽象的事物It was acclaimed as a great discovery.它被誉为一次伟大的发现。
Will you pay cash or should I charge it to your account ? 您愿意付现金还是计入您的账?Communication technologies are far from equal when it comes to conveying the truth.交流的技术在传递事实时差别是很大的。
3)也可指动物或未知性别的婴儿- Is this your dog ?- No,it isn’t.Her baby is due next month,she hopes it will be a boy. 她怀的孩子应该下月出生,她希望是个男孩儿。
It 的用法It 可用作实词(代词)和虚词(助词)。
实词it 指用于人称和前指(指刚提到的人或物),用于无人称时,做主语,表示时间,距离,天气等。
虚词it 可用作形式主语或形式宾语,也用于构成的强调句型。
(一)实词(代词)1. 用作人称代词1)指人。
例如:Who is it? Is it you, Andrew ?Who is making such a noise ? It must be the children.2)用作前指,代替前文提到过的人或事物。
例如:What a beautiful baby ! Is it a boy ?You have saved my life; I shall never forget it.3 )代替指示代词this, that。
例如:“What's this ?” “It'sa flag.”4 )代替一个双方既知所指的东西How 'sit going with you ?2. 用作非人称代词常用作没有具体意义的主语,表示气候,天气,温度,时间,地点,距离等。
例如:1)指天气:It 'sdamp and cold. I think it 's going to rain.2)指时间,季节等:“ what time is it ? ” “It is eight o 'clock. ”I hope it is spring all the year round.3)指距离It is five kilometers from the office to my home.4)指环境,条件等It was very quiet and peaceful here,It was becoming increasing dangerous.5)“无人称it ”也用于表达下列2 个结构表达印象和可能性:It seems as if we've known each other for years, (印象)It looks as though I 'm going to fail the test6)“无人称it ”还用于下列的表达中as it is事实上So be it但愿如此,好吧That' s it !对,是这样!make it到达,成功(二)虚词(助词)1. 作形式主语当动词不定式,动名词,或从句做主语时,通常把她们放在谓语后,而用it 做形式主语。
It 句型归纳总结I.It 作形式主语的句型①It + be + adj (kind , wise , careless, clever…) + of sb to do sthEg: It is wise of him to make such a decision.他做出这样的决定是明智的。
②It + be + adj(easy , safe , common , normal …) + for sb to do sth该句型中adj若为important, necessary, natural, possible, strange, vital, essential等可改为从句,从句用should+动词原形。
.Eg: It’s very dangerous for children to play with fire.It is important for us to learn English well. (= It is important that we (should) learn English well.)③It + be +V-ed( reported, believed, said, suggeste d…) + that 从句该句型中:⑴若V-ed为reported, believed, said等常译为“据报道”,“据认为”,“据说”。
⑵若V-ed为suggested, ordered, demanded, insisted等表示“建议”,“命令”的词,从句要用虚拟语气(should)+动词原形。
Eg: It is suggested that the book (should) be revised.It’s said that Tom has been back from abroad. (=Tom is said to have been back from abroad.)④It + be + n (a pity, a shame, a fact , good new s…) + that 从句:该句型中,从句一般用(should) + 动词原形,表示出乎意料,常译为"竟然"。
it用法汇总用法一:指代(后行)it1.It的基本用法是用来指代上文所提到的事物。
如:A: Pass me a blue pen. B: Here it is / Here you are.2.指代不明身份或性别的人也用it;指代喜爱的事物或宠物也可用she / he。
A:Who’s it (knocking at the door)? B: It’s me."I didn’t know it was you, comrade Lenin." said the guard.The crowd moves on. No one tries to stop it.Look that lovely baby in the cradle! Oh, dear. It is crying.My car needs some more petrol. Let’s fill her up.China has a history of over 5,000 years old. She is proud of her culture.用法二:虚义it虚义it指用作没有具体语义的主语,如表示时间、天气、距离、温度等概念的用法。
When spring comes, it is getting warmer and warmer.It is cooler in Tianjin than in Beijing.It is only about half an hour’s ride from here to my home.It looks as if the college is very small.It seemed as though our plan would be perfect.用法三:形式it由于句法结构的需要,常用it作形式主语,而把真正的主语放后置。
一、形式主语:不定式、动名词以及主语从句作主语时,为避免“头重脚轻”,要将真正的主语后置。
It的用法
一、Tell the functions for “it” in each sentence:
1、---What’s the weather together?
---It is fine.
2. It is hard to communicate with him.
3. I find it hard to communicate with him.
4. It is Li that who cleaned the classroom.
5. It is a book.
二、It 用法归纳
1,指代it (1).用作人称代词:指代物、整个句子
(2)用作非人称代词
2,形式it:(1)作形式主语(2)作形式宾语
3,强调it
4,特殊句型
5.在答语中指代this/that:
1).---Whose book is that? ---It’s mine.
三、特别注意:it,one和that作替代词的用法及区别
1.it代替前面提到的同一事物,该事物既可以是可数名词也可以是不可数名词。
(特指,指代单数,指代物,同名同物)
Can I borrow your pen?—Sorry,I’m using it.
2.one代替前面提到的同类事物中的一个。
该事物只能是可数名词,前面可以有冠词,也可以被this、that或形容词修饰,其后也可以有定语。
(泛指,指代可数名词,指代人或物,同名异物)
I have a bike. Do you have one?
Eg:
(1).I bought a dictionary three years ago and I am still using______ now.
(2) I bought a dictionary three years ago but I am going to buy a new _______soon.
(3).that代替前面提到的同类事物中特指的一个。
该事物既可以是可数名词也可以是不可数名词,必须要有后置定语,但不可以有前置修饰语。
(特指,指代单数或不可数,指代物,后面有定语)
The coffee produced in Brazil is more famous than __________in Mexico.
四:形式主语、宾语、强调句及其他
1、形式主语It
It is important to give the money back to him on time. 不定式
It is no use arguing with such a person. 动名词
It is said that he was the No.1 in the competition. 主语从句
it作句子的形式主语, 后面被指代的主语包括:
不定式
动名词
主语从句
It替代作主语的动名词
It‘s no good/use doing…
It's(well)worth doing…
例It's no use crying over spilt milk.
形式主语中的虚拟语气
1.It is important ( necessary,strange,natural...) that ...
It is important that we (should) have enough rice.
2.It's surprising that…(should)………竟然……
例It's surpring that you should apologize to her without any reason.
3.It is suggested ( ordered /demanded/insisted/commanded... ) that ...
that后的从句要用虚拟语气(should + 动词原形),should 可以省;常译为“据建议;有命令...)
4.It is suggested that the meeting ( should ) be put off.
5.It is a pity ( a shame ... ) that ...
that后的从句一般用虚拟语气(should + 动词原形),常译为“竟然”。
没有这种意义时,则不用虚拟语气。
例如;It is a pity that such a thing ( should ) happen in your class.
6、It is adj ( for sb. ) to do sth.
important,necessary,natural ,impossible ,unusual ,rare ,normal ,easy ,hard ,difficult ,dangerous ,pleasant ,likely,right,wrong,,,clear,
obvious,certain,suitable,proper,useful,等、
7. It is adj ( of sb. ) to do sth.
good (好心的),nice(有教养的),polite,kind ,brave ,careless,honest ,modest ,considerate,naughty ,wise ,clever ,thoughtful,careful,crazy,bad ,lazy ,rude ,cruel ,foolish ,silly ,stupid ,.等。
这个句型可以改写为:sb. is adj to do sth. 。
It is kind of you to say so.
= You are kind to say so.
2、形式宾语it
I think it important to give the money back to him on time.
I find it no use arguing with such a person.
I knew it when he left without saying a word.
it 作形式宾语时,句子的真正宾语是:
不定式
动名词
宾语从句
固定句型:
1、owe it to sb.that…把…归功于…
2、see to it that:务必.../负责...
3、I like (enjoy, hate,dislike…) it when….: 我喜欢/讨厌...
4、I would appreciate it if…:如果...我将不胜感激
5、keep it in mind that…把…记在心里
6、I like (enjoy, hate…) it when….
7、I would appreciate it if…
3、强调句it
It is/was+被强调部分+that(who)…
用来强调谓语动词以外的任何句子成分。
当
被强调部分是人时也可以用who。
4、其他含有it的句式
It is time ( about time ,high time ) that ...
例如:It is the first ( second ... ) time that ...
It is the first time I have been here.
= This is the first time I have been here
It is .... since ...。
since 引导的从句通常是一般过去时态,而且是瞬间动词。
“做某事已经多久了”
例如:It is ( has been ) 5 years since his father died.
It is…since+延续性动词的过去式“不做某事已经多久了”
例。
It‘s10years since he had breakfast
It is ... when ...。
when 引导时间状语从句,主句中的it 指时间,表语由具体的时间充当,常译为"当...的时候,是..."
例如:It was 5 o’clock when he came here.
It be ... before ...
when从句中常是将来一般时或过去时两种时态.主句中的it 指时间,表语多是long,not long ,3 days ,2 weeks 等表示时间段的词或短语,常译为"...后..."。
例如:It was 3 days before he went to Beijing.
It will be not long before he finishes his job.。