it用法归纳
it用法归纳现将it用法归纳如下：一、指无生命、动物、植物和在性别不计或不详时指人和婴儿。
There is a person knocking at the door. Who can it be?二、指心目中的人或上文中提到的人或事物He is fifty-two, but doesn't look it.Jim is ill. Have you heard of it?三、可以代替指示代词this和thatWhat's this/that？------It's a book。
四、作无人称代词的主语，表时间、天气、距离、温度、环境和情况。
It was noisy when I got to the room.五, 表含糊概念How's it going with you? 近况如何？Does it itch much? 很痒痒吗？Where does it hurt? 哪儿疼？Whose turn is it next? 接下来轮到谁了Take it easy. 放松点！不要紧张！六、It用作形式主语替代作主语的从句、动词不定式、动名词，而把真正作主语的从句、动词不定式、动名词置于句尾。
It 作形式主语的常见句型：1. 代作主语的动词不定式，其句型为（1）It be adj. (for sb.) to do sth.（2）It be adj. of sb. to do sth.2, It替代作主语的动名词的常见句型：It’s no good/use doing…It’s (well)worth doing…It’s (well)worth one’s while doing/to do It’s (well)worth while doing/ to do3, It替代作主语的从句常见句型（1）It is + noun +从句（2）.It is adj. +clauseIt’s surprising that… (should)………竟然……It’s a pity/shame that…(should)………竟然…（3）It verb sb. + clause= It is v-ing + clauseIt+surprise/delight/inter est/disappoint/worry /please/anger sb. that…（4）It verb (to sb.) that…= sb/sth verb to do(verb = appear, seem, happen, occur, turn out)（5）It is v-ed that…=sb/sth is to do(verb=say, report, think, believe, hope, expect, know）七、It 作形式宾语用来替代作宾语的从句、动词不定式、动名词，而把真正作宾语的从句、动词不定式、动名词置于句尾。
It 作形式宾语的常见句型：1. verb+ it+ adj./noun (for/of) to do/clause (verb=think, believe, suppose, consider, keep…)八、It 常用的固定搭配1. make it(1).在口语当中相当于succeed,表示：成功、做到、说定、赶上、及时到达。
It 作形式主语时，常用于下列四种结构，且由固定译法a) it + be + noun + that-clauseit is a fact that…事实上是……it is a pity that…可惜的是……it is no good that………是没用的it is no use that…做……是无用的it is a waste of time to do…做……是浪费时间b) it + be + adjective + that-clauseit is certain that…很肯定的是……it is clear/evident that…很清楚……it is unlikely that…未必会，不见得，不太可能it is likely that…很可能……it is necessary that...有必要……c) it + be + past participle + that-clauseit is said/reported that…据说/报道……it is believed that… 据认为……；人们认为……it is believed/recognized that 普遍认为……it is well known that 大家都知道，众所周知d) it + be + intransitive verb + that-clauseit seems that/as if 好像是……it happens/happened that 碰巧……it occurs/occurred to sb that 某人想到……it looks as if 看起来好像，似乎九、习惯用法it all depends=that depends 视情况而定if it is convenient to you 如果你方面的话believe it or not 信不信由你take it easy 别着急，慢慢来，别紧张，see (to it ) that 设法使，务必做到十、it 引起的容易混淆的时间句型1、 it is/has been +段时间+since-clause"自从……以来已经多久了"，主句多采用一般现在时，从句用过去时，如果表示过去的情况，since 主句用一般过去时，从句用过去完成时，或主句用过去完成时，从句用一般过去时。
如：It's five years since they were married. (从过去算起)It is three years since his father passed away.2、 it be +段时间+before-clause段时间（long years, months, weeks, days, hours, minutes）主句中的谓语动词用肯定式，意思为："过多长时间才……"。
主句谓语动词是否定式时，意思为："没过多长时间就……"。
主句的时态可用过去时was或将来时will be，用was 时，before从句的时态用一般过去时，用will be时，从句常用一般现在时。
如It was not long before he learned those poems by heart.她没过多久就会背那些诗了。
It will be hours before he makes a decision.It will not be hours before we meet again.3、 it be +high/about 时间+that-clause此句型是个虚拟语气句型，“该做……的时候了”，此时无论主句中的be是什么时态，从句中的谓语动词一律用一般过去时或者should do，high和about是用以加强语气的。
如：It is high time that we went to school.It is time that we should make people's life a little better.4、It/This/That be the first(second/third…) time that-clause这个句型表示说话时为止某人的一种经历，关键是time前面的序数词，从句要用完成时。
This is the first time (that) these Europeans have visited the Great Wall.It was the fifth time (that) I had paid a friendly visit to America.十一、强调句型"It is/was+强调部分（主语，宾语等）+that/who+其余部分"。
It is/was+被强调部分+ that(who)… 强调句型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。
在使用强调句型时需注意以下几点：1. 请注意强调句型的特殊疑问句如果强调的是特殊疑问句，表示"究竟，到底"等语气时，就用结构："疑问词+is/was it that +句子"，如：强调结构的一般疑问句和特殊疑问句一般疑问句形式为：Is／Was＋被强调部分＋that／who＋句子的其余部分?特殊疑问句形式为：特殊疑问词Who／When／Where／How／Why＋is／was＋it＋that＋句子的其余部分?例如：陈述句：It was you that came yesterday．一般疑问句：Was it you that came yesterday?特殊疑问句：Who was it that came yesterday?陈述句：It was last night that they had a get-together with the workers．一般疑问句：Was it last night that they had a get-together with the workers?特殊疑问句：When was it that they had a get-together with the workers?Where was it that you met him?What is it that he wants to see?When was it that you saw him?Why is it that you want to change your idea?2. 在强调原因状语从句时，只能强调由because所引导的从句。
It was because he was ill that died at once3. 在强调no t … until结构时必须把not与until一起放到被强调的位置上。
It is not until she got home that he gave her the book.4, 当被强调的部分是人时，可以用who，也可以用that；当被强调的部分是物或其他状语等时，只能用that。
5．当使用强调结构强调主语时，that／who后边的动词应和被强调的主语保持一致。
英语语法：高中英语It的用法
【导语】"It"⽤法及其句型和固定搭配，是⾼中英语语法的重点、难点，⼜是近⼏年⾼考的热点，因此应给予充分的重视，⽆忧考整理了“it的⽤法”，欢迎阅读参考！更多相关讯息请关注⽆忧考！⼀、It⽤作实词表达以下概念:指代前⽂提到的事物，如前⽂中的this, that；替代前⽂中的内容；指代⼀位性别不明的⼩孩或未知的⼈；指代未指明但谈话双⽅都知道的那件事；指代时间、天⽓、⽓候、距离等⾃然现象……⼆、It⽤作形式主语替代作主语的从句、动词不定式、动名词，⽽把真正作主语的从句、动词不定式、动名词置于句尾。
It 作形式主语的常见句型：1. 代作主语的动词不定式，其句型为:(1) It be adj. (for sb.) to do sth.此处adj. 通常为描述事件的形容词：easy, difficult, hard, necessary, unnecessary, possible, impossible, likely, unlikely, right, wrong, important, unimportant, legal, illegal, well-mannered, ill-mannered, polite, impolite, clear, obvious, certain, suitable, proper, fit, useful, useless, dangerous…例: It is illegal (for a teenager) to drive a car without a license.(2) It be adj. of sb. to do sth.此处adj. 通常为描述⼈的形容词：kind, unkind, nice, rude, cruel, considerate, thoughtful, thoughtless, careful, careless, silly, foolish, stupid, clever, wise, crazy.例: It's kind of you to help me with the problem.(3) It替代作主语的动名词的常见句型:It's no good/use doing…It's (well)worth doing…It's (well)worth one's while doing/to do…It's (well)worth while doing/ to do例: It's no use crying over spilt milk（覆⽔难收）.2. It替代作主语的从句常见句型：(1) It is + noun +从句例: It is no secret that the president wants to have a second term at office.(2) It is adj. +clauseIt's surprising that… (should)………竟然……It's a pity/shame that…(should)………竟然……例: It's important that you should apologize to her for your rudeness.(=It's of much importance that you should apologize to her for your rudeness.)(3) It verb sb. + clause= It is v-ing + clauseIt+surprise/delight/interest/disappoint/worry/disturb/annoy/amaze /bother/concern/frighten/please/anger sb. that…例: It worried me that she drove so fast.(= It was worrying that she drove so fast.)(4) It verb (to sb.) that…= sb/sth verb to do例: It (so) happened/chanced that they were out.(= They happened/chanced to be out.)(5) It is v-ed that…=sb/sth is to do(verb=say, report, think, believe, hope, expect, agree, accept, decide, determine, intend, plan, understand, know）例: It is said that the couple have gotten divorced.(=The couple are said to have gotten divorced.)(6) It is v-ed that … (should)…(verb=demand, request, require, order, suggest, advise, recommend例 It is suggested that they should begin with the third question.三、It作主语的句型1. It takes sb. … to do…(=sb takes…to do…)某⼈⽤多长时间做某事例: It took the men a week to mend our roof.(= The men took a week to mend our roof.)2. It's (just)(un)like sb. to do…（不）像某⼈做某事的风格例: It was (just) like him to think of helping us.3. It's (about/high) time that… should /v-ed…是该做某事的时候了例: It's(about/high) time that we should take action.4. It's the x-th time (that) … have v-ed…第⼏次做某事了例: It's the third time that he has failed the driving test.5. It is/has been… since …continuous v-ed(延续性动词) 某动作持续了多长时间例: It's 10 years since he lived here6. It was(not)… before…过(不)了多长时间某动作发⽣了例: It was not long before they arrived.四、It 作形式宾语⽤来替代作宾语的从句、动词不定式、动名词，⽽把真正作宾语的从句、动词不定式、动名词置于句尾。
it的用法归纳
it的用法归纳
1. 代词：it可以代替前面出现过的事物、物品、动物等，做主语、
宾语、表语等。
例句：I saw a bird in the tree. It was singing beautifully. （我看见了一只鸟在树上。
它唱得很美。
）。
2. 指示代词：it也可以作为指示代词，用来指代某一事物或物品。
例句：I want this book, not that one. Give me it.（我想要这
本书，不是那本。
给我它。
）。
3. 不定式：it可以作为不定式的形式，表示“它”的含义，一般表
示时间、天气等。
例句：It’s nice to see you again.（很高兴再次见到你。
）。
4. 表示真理或存在：it可以用来表示某件事或事物的存在或真相。
5. 表示强调：it可以作为强调句的主语，强调句子中重要的信息。
例句：It was him who broke the vase, not me.（是他打破了花瓶，不是我。
）。
6. 虚主语：it可以作为虚主语出现在句首，表示无人称、无性别的
动作或状态。
(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。
超详细的It的用法归纳总结(附习题及答案)!
超详细的It的用法归纳总结（附习题及答案）！
一、It是代词
指除人以外的一切生物和事物，用来指代时间、季节、天气距离、环境。
在这里，i是一个虚词，没有任何实际意义。
例如:
①It is a quarter to eight now.
现在是八点差一刻。
②It is midnight. 现在是午夜。
③It is time for breakfast.
现在是吃早饭的时间。
④-What is the date today?今天几月几号?
--It is December 3rd. 十二月三号。
⑤--What season is it?现在是什么季节?
--It is summer. 夏季。
⑥--What is the weather like today?
今天天气如何?
--It is fine.天气很好。
--It is foggy and wet.天气多雾又潮湿。
⑧How far is it from the bus station to your home? 从汽车站到你们家有多远?
⑨It is around five miles to the shopping center.从这儿到购物中心大约有五英里。
it的七种用法
it的七种用法1.指代特定的事物或物体："我正在使用这台电脑，它非常好用。
"拓展："it"也可以指代不确定的事物或物体，特别是当我们无法或不想具体描述时。
例如："我听到了什么声音，但我不知道是什么，我觉得有点可怕。
"2.指代动物，尤其是不知道其性别或不确定其性别时： "我看到一只猫，它在树上爬来爬去。
"拓展："it"也可以用于指代婴儿或不确定性别的人。
3.指代强调上文所提到的事物或观点： "我买了一辆新车，我花了很多时间挑选，但它真的很值得。
"拓展：这种用法可以强调前面提到的具体事物或主题，并给予它更多的关注或认可。
4.被用作形式主语： "It's important to exercise regularly."拓展：在某些句子中，"it"可以用作形式主语，代表主语部分的内容，尤其是当真正的主语是以后出现时。
5.引导强调句： "It was John who broke the vase."拓展：在强调句中，"it"被用作形式主语，而真正的主语将被放置在句子的后部，以便强调。
6.用于指示时间、天气和环境条件： "It's raining outside."拓展："it"在描述天气、时间或条件时，常用于英语中，例如："It's getting late." "It's hot today."7.在某些习语中，表示状态或情感： "I'm over it." （我已经度过了这个困境）拓展：在某些习语或俚语中，"it"用于表示情感、状态或体验，并在一定程度上代表所描述的特定情况。
（完整版）It的用法总结
（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。
“it”用法总结
3). It is necessary ( for sb. ) to do sth. 常见的形容词有：① important， necessary， natural ② easy ， safe ，common ，normal ，hard ， difficult ,dangerous ， 等。 在①中的形容词作表语可以用从句改写， 如： It is important for her to come to the party. = It is important that she (should ) come to the party.
③被强调部分为人时，可用who(主格或宾格)和 whom(宾格)代替that，用that也行。 1) It was your father that/whom /who I met in the street yesterday． 2) It was I that/who met your father in the street yesterday．
3.2.作形式主语替代不定式
1). It takes sb. ... to do sth. ＂做．．．要花费某人．．＂ It took thousands of people many years to build the Great Wall.
2). It is kind ( of sb. ) to do sth. 主句中的形容词必须是能表示逻辑主语特征的形容词。 常见的有： bad ， brave ， careless， clever ， cruel ， foolish ，stupid ， wise wrong等。 这个句型可以改写为：sb. is kind to do sth. 。 It is kind of you to say so. = You are kind to say so.
“It” 重点用法归纳
“It” 重点用法归纳一、it在特定句型中的运用1. It was/will be long(one week/two years ...)+before从句此句型可译为“很久(一周/两年后……)才……”。
如:It was long before he came back.很久以后他才回来。
It will not be long before we meet again. 不久我们就又会见面。
2. It is/has been/was + some time + since从句此句型可译为“自从……以来已经有多长时间了”。
如:It is / has been more than fifty years since the People’s Republic ofChina was founded.中华人民共和国成立已经有五十多年了。
It was three days since he had fallen ill. 他生病已经有三天了。
注意:①如果since从句中的谓语动词为延续性动词时, 应译为“自从不……以来已经有多长时间了”。
如:It is / has been seven years since I taught in this school.我离开这所学校已经有七年了。
②时态的把握:如果主句运用的是一般现在时或现在完成时,那么since 引导的从句用一般过去时;如果主句运用的是一般过去时,那么since引导的从句常用过去完成时。
3. It + be + the +序数词+ time + that从句此句型可译为“是某人第几次做某事了”。
如:It is the first time that I’ve spoken in public.这是我第一次公开发言。
注意:如果主句是一般现在时或一般将来时,从句用现在完成时;如果主句是一般过去时,从句用过去完成时。
4. It +be +具体时间+ when ...此句型可译为“当某事发生时,时间是在……”。
it的用法
it的用法it有它等意思，那么你知道it的用法吗?下面跟着店铺一起来学习一下，希望对大家的学习有所帮助!it的用法大全：it的用法1：用it作人称代词,可替代无生命的东西或事情,在性别不详或无所谓时,也可指代人,尤其是指婴儿。
it的用法2：it作主语时,可指自然现象、季节、时间、距离、环境等。
it的用法3：it可以作先行词，用于强调句型中,强调主语、宾语、时间状语、地点状语、介词宾语或从句等,强调句型中的it一般指已发生过的事,而不指尚未发生或提及的事。
it的用法4：it还常用作形式主语或形式宾语,代替较长的真实主语或真实宾语(其形式多为动词不定式短语或that从句等)。
it的用法5：it可以代替前面提到的某个名词、代词或句子,但在believe, expect, forget, imagine , remember, think等词后常常省略。
it的用法例句：1. Beauty is an attitude. It has nothing to do with age.美是一种态度，与年龄无关。
2. English has hurt me a thousand times, but I still regard it as my first love.英语伤我千百遍，我待英语如初恋。
3. Success is not guaranteed. It is not handed to you. Success is earned.成功无法保证，并非唾手可得。
成功必须靠自己去争取。
4. Success is not final, failure is not fatal: it is the courage to continue that counts.--Winston Churchill成功不是终点，失败也并非末日，最重要的是继续前进的勇气。
5. If you're not satisfied with the life you're living, don't just complain. Do something about it.对于现况的不满，不能只是抱怨，要有勇气作出改变。
it的用法
it的用法it的用法：1、it作形式主语It is known to us that… 众所周知…… It is said that… 据说…… Itseems/appears that… 似乎/看起来…… It happened that… 碰巧……2、it作形式宾语 We consider it necessary to do sth. 我们认为有必要做某事 I find it difficult to answer the question. 我发现回答这个问题很难 He made it clear that… 他清楚地表明……3、it作形式定语 The book, which I bought yesterday, is interesting. 我昨天买的那本书很有趣The man who came just now is my teacher. 刚才来的那个人是我的老师4、it作宾语补足语 She looks pale, as if it were a disease. 她看起来苍白，好像生病了5、it作引导词It was not until then that … 直到那时才…… It is because of this that… 正因为如此才…… It is in this way that… 就是这样……6、it作状语It being Sunday, he didn’t go to work. 既然是星期日，他就不去上班了7、it作指代词 Everyone wants to have a good time, and it is true for me too. 每个人都想过的愉快的时光，对我来说也是一样。
8、it作副词 I worked harder than ever before, and it paid off. 我比以往更加努力，结果收获满满。
9、it作指示代词 Bring it here and put it on the table. 把它拿过来放在桌子上。