it的十种用法
It的用法
“It” 的用法1.“it”作代词。
“it”可替代物、动物、抽象事物，还可以代天气、时间、距离、环境、温度等。
也可指代上下文提到的事物或某种情况，以及不明身份、性别的人和小婴儿，也可用于电话用语中替代this或that。
E.g. ① It's fine today.(weather)② It's hot today. (temperature)③ It's four o'clock now. (time)④ It's only 200 metres from my home to our school.(distance)⑤ It's noisy outside.(circumstance)⑥ --Who is knocking at the door?--It must be John.(an unknown person)⑦ --Who is it speaking?--It's Mary.(making a phone call)2.“it”作形式主语。
（1）It be +adj. +(for sb.)+ to do sth.此处的adj.为描述事物的形容词。
如：easy, hard, difficult, necessary, possible, impossible, likely, right, wrong, important, etc.E.g. ① It's easy for us to climb the hill.② It's difficult for me to work out the maths problem.(2) It be +adj.+(of sb.)+to do sth.此处的adj.为描述人的形容词。
如：kind, nice, rude, cruel, careful, careless, silly, foolish, stupid, wise, crazy, etc.E.g. ① It's kind of you to help me with this problem.② It's foolish of you to believe in such a person.③ It's wise of you to choose to study abroad.(3). It be + adj.+ doing sth.It's no good/use doing sth.It's (well) worth doing.E.g. ① It's no good arguing with him.② It's no use crying over spilt milk.③ It's no good drinking too much wine.(4) It be +adj./n. +Clause.It's a pity that…It's a fact that…(It's) no wonder that…It's obvious that…It's certain that…It's strange/important/necessary that…(要用虚拟语气）(用should+动词原形)It worries/surprises sb. that…It seems/appears that…It turned out that…It (suddenly) occurred to sb. that…It strikes/struck sb. that…It's said/reported/believed… that…It doesn't matter whether…It makes no di fference whether…(5)其它句型。
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。
人称代词it的用法总结
人称代词it的用法总结人称代词在英语中起着非常重要的作用，它们可以替代特定的名词或名词短语，以避免过多重复。
其中一个常见的人称代词就是"it"。
下面将详细总结"it"在不同情况下的用法。
一、指示事物或物体1. 指代单数名词：当我们第一次提到某个具体事物或物体时，可以使用"it"来指代。
例如：- Look at the beautiful flower! It is in full bloom.- The new car is expensive, but it's worth every penny.2. 指代抽象事物：当我们谈论关于天气、环境或其他抽象概念时，也可以使用"it"来指代。
例如：- It is raining heavily today.- It seems that there will be a storm tonight.3. 表示距离或方位：当我们谈论远处或方向时，常使用"it"来表示。
例如：- I can see the lake from here. It looks beautiful.- Turn left at the next intersection. It's just around the corner.二、指示时间和日期1. 表示时间：当我们描述时间时，可以使用人称代词"it"。
例如：- Is it already 10 o'clock? We need to hurry.- It's late, we should go home now.2. 指示日期：当我们谈论某个具体的日期时，也可以使用"it"。
例如：- I have an important meeting on Friday. It's going to be a long day.- The party is on Saturday night. It starts at 8 o'clock, so don't be late.三、指代动物和婴儿1. 指代动物：当我们不知道或不关心动物的性别时，可以使用"it"来指代动物。
It 用法的句型
It 用法的句型1.It was + 段时间+before sb. did sth. “过很久才…”It will be+段时间+before sb. do sth. “将过很久才…”(do代will do)It was not+段时间+before sb. did sth. “不久就…”It will not be+段时间+before sb. do sth. “不久就将…”(do代will do)2.It is +段时间+since sb. did sth. “自从…到现在为止”3.It is/was/will be+时间点+when sb. do/did/do) “当…的时候”4.It/This/That is the first time that sb. has done sth. “截止到现在是第一次…”5.It is (high/about)time that sb. did/should do sth.(不省should) “该到…的时间了”6.1)It is/was+强调部分+that /who+原句其他部分2)Is /Was it+强调部分+that /who+原句其他部分? (划线部分用陈述语气)3)特殊疑问词+was it+强调部分+that /who+原句其他部分? (划线部分用陈述语气)4)It was not until+句子/短语）+that /who+原句其他部分.7. It is no good/no use/fun/a waste of time doing sth.8. It is adj. （指人）of sb. to do sth.It is adj. （指事）for sb. to do sth.9.It takes sb. some time to do sth.10.It is said that …=sb./sth. is said to do/to be doing /to have done （类似said的动词有：reported，thought，announced，known等）11.It is a wonder that…（类似wonder的名词有：an honor, a pity, a shame等）12.find it +adj/n+to do sth./从句（类似的动词有feel, think, consider , make）13.appreciate it+when/if从句（类似词有表示喜怒哀乐，love ,enjoy ,prefer, hate like.）。
“It”竟然有这么多用法，你绝对没想到！
“It”竟然有这么多用法，你绝对没想到！It的用法及其句型和固定搭配，是英语语法的重点、难点，也是高考的热点。
01、It 指情形、行为等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。
His mother warned him never to go to the Internet cafe, but it didn’t work.他妈妈告诫他不要去网吧，但毫无用处。
02、 It指人(未知的人或婴儿)— Someone is knocking at the door; go and see who it is.有人敲门，去看看是谁?— It must be the milkman.一定是送奶工。
What a beautiful baby — is it a girl?多么好看的婴儿啊, 她是女孩吗？03、 It指环境，情况等If it’s convenient, I can see you tomorrow.要是方便的话, 我明天可以见你。
It’s getting very competitive in the car industry.汽车工业方面的竞争日益加剧。
04、 It作形式主语当动词不定式或that从句充当主语时，把主语移到句尾，用it来填补正常的主语位置。
在这种情况下，it称之为形式主语，后移成分为后移主语或真实主语。
例如：It’s surprising that he should have passed the test.It’s a pity / shame that he should ask for money from aforeigner.It worried her a bit that her hair was turning grey.It was believed that the earth was flat in the old times. (=The earth was believed to be flat in the old times.)It will take them more than ten years to complete the project.05、 It作形式宾语It作形式宾语，可以指代后面真正的宾语。
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。
it的用法
it的用法(1)it作无人称代词：it作无人称代词表示自然现象、气候、时间、距离等。
it是形式主语没有词汇意义。
如：1)It is very cold today．(气候)2)It is three o'clock．(时间)3)It is along way from here．(距离)(2)it作人称代词：it作人称代词时，用来代替上下文中提到的事或物，有时可代替整个句子的内容。
(3)his(was)+形容词十不定式(to do)，it为形式主语，不定式短语为真正主语。
(过去分词)(4)his+{形容词}+that(what，how，whether．．．)，it为形式主语，that 引导的为主语从句。
(名词)(5)It+不及物谓语动词+that引导的主语从句。
这些动词有：seem，appear，turn out，follow，happen等。
(6)It may well be that引导的主语从句。
(7)it作形式宾语：1)某些及物动词+it+形容词十不定式；2)某些及物动词+it+形容词+that...在上述两种句型中，it是形式宾语，真正的宾语是不定式短语，或that 引导的宾语从句。
(8)it用于强调句型：It is(was)十被强调的成分+that(which，who)强调句型是简单句，可以用来强调句中主语、宾语和状语，但不能强调定语和谓语。
在这种句型中把his．．．that去掉，句子仍成立。
代词在句中分析与翻译的实例1．All the various transitions from one form of motion into another are governed by one ofthe fundamental laws of nature，that of the eternity of matter and its motion．运动可以由一种形式变为另一种形式，所有运动形式的变换都取决于一个基本的自然规律，即物质及其运动永恒性的规律。
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高考回放
1、--I’d like to take a week’s holiday. --____,we are too busy.04年全国卷Ⅲ A.Don’t worry B.Don’t mention it C.Forget it D.Pardon me 2.--I’m terribly sorry I broken your glass. -- _____.2005年高考安微卷 A.That’s right B.Bad luck C.Sorry D.You can forget it Forget it 用在对话中表示对对方表达的谦意或提出的请求 给以宽慰或回绝，意为“别介意，没关系，算了”等
九、It 用作形式宾语，句型有： sb. think it +adj./n.+to do sth./doing sth./that clause
类似用法动词有：consider/make/take/feel/find 等 e.g. She feels it his duty to help those disabled. They consider it difficult to complete the project in such a short time. I find it important that we should keep calm in time of danger.
• 2、It +be +is no good giving him everything he wants. -- It is no use arguing with him about it .
3、It +be+adj./n.+clause
-----It was true that he had failed . It is uncertain whether he has passed the driving test. It is surprising how much he knows. It is no wonder that he has got the full marks. It is a pity that I lost the chance to go studying abroad.
四、It +be +some time +before… 要过...久才… It +be +some time +since… 自…以来已…
--It is/has been over 50 years since the PRC was founded. --It was 3 days since he had fallen ill. --It will be long before he makes a super star . --It will be at least 10 years before I can do things like that. --It won’t be long before I come back to see you.
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第二部分
It 有关短语
一些含有it的常用短语例举：
--When are you leaving Nanchang for Beijing? --It depends.(要看情况而定) 考题回放： 1、-- How often do you eat out? --______,but usually once a week.(2004高考天津卷) A. Have no idea B. It depends. C. As usual D. Generally speaking 2、--How long are you staying? --I don’t know._____. A.That’s OK B.Never mind C.It depends D. It doesn’t matter
五、It+be+the first/second/third/…/last time that… 是某人第一/…/次做某事
It is the first time that I’ve sung in public.
六. It is (about/high) time that sb.did sth. It is time that sb. should do sth.
高考回放
1.--Shall we go to the art exhibition right away? --______.(2005年高考安微卷) A.It’s your opinion B.I don’t mind C.It’s all up to you D. That’s your decision 2.--What do you want to do next? We have -half an hour until the basketball game. --_____.Whatever you want to do is fine with me.(2004年 高考浙江卷) A.It just depends B.It’s up to you C.All right D.Glad to hear that It’s up to you.此语用在对话中表示愿意听从对方的安排，由 对方做决定，意为“由你，随你”等
十、it 用在下列句型中，可表模糊概念，指代 后面从句所叙述的内容。
常用于此结构的动词有： hate/dislike/like/love/see to/depend on(upon)/appreciate etc. 常用句型有： You can depend on it that I will keep my promise. I love it when we have the fair chance of developing ourselves. He hates it when people laugh at the disabled. I like it in the autumn when the weather is clear and bright.(2004年全国卷Ⅰ考点)
三、it 用作形式主语，句型有：
• 1、It +be+adj./n.+(for/of sb.)to do sth.
-- It is encouraging for us to see his achievement . -- It is not wise of him not to accept his assistant’s advice. -- It is a great honor to be given this award.
再看以下例句中的it的用法
• 5.—To be honest, I’m so nervous speaking before you. --- Take it easy. • 6.---We ‘d better hurry up. ---Take it easy, we still have enough time. Take it easy .此习语意为“别着急，慢慢来，别紧张”. • 7.See to it that everything in the room is put away. See to it that此习语意为“注意，留神，务必使”用以提 醒对方或提出要求，通常用于祈使句。
再看以下例句中的it的用法
• 1.So long as you study hard, I’m sure you’ll make it sooner or later. • 2.Although the road to the village was rough, we made it at last. Make it 表“及时到达，成功在做成或做到，按规定时间应 邀”之意。 • 3.I came across him in the park last night, believe it or not. • 4.Believe it or not, he is only twenty years old this year. Believe it or not.此习语意为“信不信由你”在句中作插入 语。
八、It seems/appears as if/that…
• It seems as if he had been to Germany last month. • It appears that he is absorbed in writing his new novel. • It appears that this poem was written by Chairman Mao.
It is time that you told me the truth. It is about time that I should think for my future life.
七、It+is/was+被强调成份＋that/who+其它成份
• It is he that/who is to take possession of this sum of money. • It was not until then that I realized the value of friendship. • It was in the park that I met my old friend yesterday. • It was because he fell ill that he was absent from class this morning.
二、it 用在指代this ,that；或用在前面提到的或双方 心目都知道中的人或事物；或用在性别、身份不详 时；或指人或指婴儿时。
• 1、What’s this in English? It’s a plike. 指代this • 2、--The president will inspect our workroom this afternoon. -- Have you heard about it ? 指代前面提到的的事 • 3、Look at the lovely baby, it is my cousin. 指婴儿 • 4、Someone is knocking at the door. Who can it be? 身份不详