高考英语复习it的用法公开课(共38张PPT)
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it用法总结高三总复习 ppt课件
(7) If it were not for… / If it hadn’t been for… 若不是因为……
• If it were not for their help, we couldn’t have got over the difficulties. 要不是他们帮助，这 些困难我们不克服不了的。
6
三、it用作形式主语
1. 基本用法
• 当不定式、动名词、从句等复杂成分用作句子主 语时，为保持句子平衡，通常把真正的主语放在 句末，而在句首使用形式主语it。如：
• It’s very important to remember this. 记住这
一点很重要。
• It’s hard work climbing mountains. 爬山是费劲
2021/3/26
it用法总结高三总复习 ppt课件
1
一、it 作人称代词的用法
• 1. 指事物 • 作为人称代词，it 可以除人以外的一切事
物或动物。如： • I dropped my watch and it broke. 我
把手表掉在地上摔坏了。 • It’s hard work, but I enjoy it. 工作很
soon resign. 据传闻，国防部长不久就要辞职。 【说明】能用于此结构的动词不多，常见的有 have,
take, put, like 等。
2021/3/26
it用法总结高三总复习 ppt课件
14
• (2) 动词 + it + when (if)-从句。如：
• I dislike it when you whistle. 我不爱听你吹口哨
2021/3/26
it用法总结高三总复习 ppt课件
• If it were not for their help, we couldn’t have got over the difficulties. 要不是他们帮助，这 些困难我们不克服不了的。
6
三、it用作形式主语
1. 基本用法
• 当不定式、动名词、从句等复杂成分用作句子主 语时，为保持句子平衡，通常把真正的主语放在 句末，而在句首使用形式主语it。如：
• It’s very important to remember this. 记住这
一点很重要。
• It’s hard work climbing mountains. 爬山是费劲
2021/3/26
it用法总结高三总复习 ppt课件
1
一、it 作人称代词的用法
• 1. 指事物 • 作为人称代词，it 可以除人以外的一切事
物或动物。如： • I dropped my watch and it broke. 我
把手表掉在地上摔坏了。 • It’s hard work, but I enjoy it. 工作很
soon resign. 据传闻，国防部长不久就要辞职。 【说明】能用于此结构的动词不多，常见的有 have,
take, put, like 等。
2021/3/26
it用法总结高三总复习 ppt课件
14
• (2) 动词 + it + when (if)-从句。如：
• I dislike it when you whistle. 我不爱听你吹口哨
2021/3/26
it用法总结高三总复习 ppt课件
高考英语二轮复习：it的用法课件(共40张PPT)
① It is difficult for a foreigner to learn Chinese. ② It is everyone’s duty to obey the law. ③ It took them a year to build the bridge. ④ It is up to us to help those in need.
二、it 作形式主语
⒊ it代替主语从句：这个主语从句可以用连词that引导，也可以用连接 代词或连接副词引导。
①It is clear ( obvious， true， possible， certain....) that ...该句型中 it 是形式主语，真正的主语是that 引导的主语从句，常译为＂清楚（显 然，真的，肯定……）＂ 是主语从句最常见的一种结构。 ➢ It is very clear that he’s round and tall like a t真正的主语移到句子 后部去，使句子显得平衡，避免“头重脚轻”。it作形式主语时，可以代 替三种形式：不定式、动名词和主语从句。
二、it 作形式主语
1. it代替不定式短语，常用于下列句型中： It + be +adj + (for/of sb.) to do sth. It + be + n + to do sth. It takes sb. some time to do sth. It’s up to sb. to do sth.
二、it 作形式主语
b) It doesn’t matter（It’s no wonder；It doesn’t make too much difference等）＋连接代词或连接副词引导的从句。 ➢ It doesn’t matter whether we go together or separately. ➢ It is no wonder why he came here too late.
二、it 作形式主语
⒊ it代替主语从句：这个主语从句可以用连词that引导，也可以用连接 代词或连接副词引导。
①It is clear ( obvious， true， possible， certain....) that ...该句型中 it 是形式主语，真正的主语是that 引导的主语从句，常译为＂清楚（显 然，真的，肯定……）＂ 是主语从句最常见的一种结构。 ➢ It is very clear that he’s round and tall like a t真正的主语移到句子 后部去，使句子显得平衡，避免“头重脚轻”。it作形式主语时，可以代 替三种形式：不定式、动名词和主语从句。
二、it 作形式主语
1. it代替不定式短语，常用于下列句型中： It + be +adj + (for/of sb.) to do sth. It + be + n + to do sth. It takes sb. some time to do sth. It’s up to sb. to do sth.
二、it 作形式主语
b) It doesn’t matter（It’s no wonder；It doesn’t make too much difference等）＋连接代词或连接副词引导的从句。 ➢ It doesn’t matter whether we go together or separately. ➢ It is no wonder why he came here too late.
it用法总结ppt课件
3). It be ... before ... 该句型主句中的 it 指时间， 主句中的时态常是一般将来时或过去 时两种时态．主句中的表语多是long， not long ， 3 days ， 2 weeks 等表示时间段的词或短语，常译为“．．．之后．．．”。
It was 3 days before he went to Beijing. It will be not long before he finishes his job.
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2）.It is +v-ed +that 从句 ① It is said (reported， learned....) that ...
据说（据报道，据悉．．．）“。 It is said that he has come to Beijing.
②. It is suggested ( ordered /demanded/insisted/commanded... ) that ...
②. It is important ( necessary， right， strange， natural...) that ... that 后的从句中要用虚拟语气（should + 动词原形）， should 可以省去，建议记住该句型中的形容词。 It is important that we (should) learn English well.
It is time that children went to bed.
② It is the first ( second ... ) time that ... “是第一（二）．．．次．．．”。
It is the first time I have been here. = This is the first time I have been here.
It was 3 days before he went to Beijing. It will be not long before he finishes his job.
8
2）.It is +v-ed +that 从句 ① It is said (reported， learned....) that ...
据说（据报道，据悉．．．）“。 It is said that he has come to Beijing.
②. It is suggested ( ordered /demanded/insisted/commanded... ) that ...
②. It is important ( necessary， right， strange， natural...) that ... that 后的从句中要用虚拟语气（should + 动词原形）， should 可以省去，建议记住该句型中的形容词。 It is important that we (should) learn English well.
It is time that children went to bed.
② It is the first ( second ... ) time that ... “是第一（二）．．．次．．．”。
It is the first time I have been here. = This is the first time I have been here.
高中英语it用法详解课件(共37张PPT)
that 表示“同类不同物”，（只在平级结构或比较级结构或表
对比结构中指代前文出现的表特指的可数名词单数或不可数名 词。（复数名词用those指代)
I had a good pen, but I lost it yesterday. I’ll buy one tomorrow.
易误辨析: it / one / that
Sentence patterns: 1. Sb + think + it + necessary + ( for sb. ) to do sth.
+连词+clause
make\believe\feel\ hard\possible\important\usele
find\consider
ss\worth\worthwhile…
A√ . Anyone who B. The boy C. The one D. the
ones
形式宾语
The chairman thought ___ necessary to invite Professor Smith to speak at the meeting. A. that BB. it C. this D. him
Traanslation
形式宾语
I like __C_ in the autumn when the weather is clear and bright. A. this B. that C. it D. one
点拨:这是it作形式宾语的一种特殊用法.少数动词 (如like, love,enjoy, dislike, hate, don't mind, appreciate, feellike等)或包含介词的动词短语(如 see to, depend on,be fond of等)后接宾语从句,必 须先由it担任形式宾语,再接从句.
对比结构中指代前文出现的表特指的可数名词单数或不可数名 词。（复数名词用those指代)
I had a good pen, but I lost it yesterday. I’ll buy one tomorrow.
易误辨析: it / one / that
Sentence patterns: 1. Sb + think + it + necessary + ( for sb. ) to do sth.
+连词+clause
make\believe\feel\ hard\possible\important\usele
find\consider
ss\worth\worthwhile…
A√ . Anyone who B. The boy C. The one D. the
ones
形式宾语
The chairman thought ___ necessary to invite Professor Smith to speak at the meeting. A. that BB. it C. this D. him
Traanslation
形式宾语
I like __C_ in the autumn when the weather is clear and bright. A. this B. that C. it D. one
点拨:这是it作形式宾语的一种特殊用法.少数动词 (如like, love,enjoy, dislike, hate, don't mind, appreciate, feellike等)或包含介词的动词短语(如 see to, depend on,be fond of等)后接宾语从句,必 须先由it担任形式宾语,再接从句.
高三英语it的用法(PPT)5-1
形式主语it
有下面几种类型： Be+形容词+不定式 eg: It’s better to be early. Be+名词+不定式 eg: It was his duty to take care of the orphans. Be+介词短语+不定式 eg: It’s beyond me to say why. It + 及物动词+宾语+不定式 eg: It makes me sick to think about it. Be+名词+动名词 eg:It’s no good standing here in the cold. Be + 形容词+动名词 eg:It’s helpless trying to advise her to do so . 其他结构+动名词 eg:It doesn’t matter waiting a few more days.
用it起始的句型归纳：
1）it +be+形容词behaved like that. 2）it +be+名词+从句: eg: It’s a puzzle how life began. 3）it +动词（+宾语）+从句 eg: It doesn’t matter much where we live. eg2: It makes no difference whether we go by train or by boat. 4）it +动词的被动语态+从句 eg: It is not decided who will edit it.
现多用胶片：锌～｜铜～｜排～｜制～。②量书籍排印一次为一版，一版可包括多次印刷：第一～｜再～。③量报纸的一面叫一版：头～新闻。④筑土墙用 的夹板：～筑。 【版本】名①同一部书因编辑、传抄、刻版、排版或装订形式等的不同而产生的不同的本子。②指同一事物的不同表现形式或不同说法：这 个故事有好几种～。 【版次】名；天津不锈钢水箱 天津不锈钢水箱 ；图书出版的先后次序。图书第一次出版的叫“第一版” 或“初版”，修订后重排出版的叫“第二版”或“再版”，以下类推。 【版画】名用刀子或化学品等在铜版、锌版、木版、石版、麻胶版等版面上雕刻或蚀 刻后印刷出来的图画。 【版籍】〈书〉名①登记户口、土地的簿册。②泛指领土、疆域。③书籍。 【版刻】名文字或图画的木版雕刻。 【版口】名木版书 书框的中缝。也叫版心或页心。 【版面】名①书报杂志上每一页的整面。②书报杂志的每一面上文字图画的编排形式：～设计。 【版纳】名云南西双版纳傣 族自治州所属的旧行政区划单位，相当于县。年版纳改为县，如版纳景洪改称景洪县。 【版权】名①即著作权。②出版单位根据出版合同对特定作品所享有 的出版权和销售权。 【版权页】名书刊上印着书刊名、著作者、出版者、发行者、版次、印刷年月、印数、定价、书号等的一页。 【版式】名版面的格式。 【版税】名出版者按照出售出版物所得收入的约定百分数付给作者或其他版权所有者的报酬。 【版图】名原指户籍和地图，今泛指国家的领土、疆域：我 国～辽阔。 【版心】ī名①书刊等每面排印文字、图画的部分。②版口。 【版型】同“板型”。 【版主】名指对网站的主页或某个栏目进行管理和维护的人。 【版筑】〈书〉名筑土墙用的夹板和杵（筑土墙时，夹板中填入泥土，用杵夯实）。泛指土木营造的事情。也作板筑。 【钣】（鈑）名金属板材：铝～｜ 钢～。 【钣金】ī动对钢板、铝板、铜板等金属板材进行加工：～工。 【舨】见页［舢板］（舢舨）。 【蝂】见页［蝜蝂］。 【办】（辦）动①办理；处理； 料理：～公｜～交涉｜～入学手续｜这些事好～。②创设；经营：～工厂｜勤俭～一切事业。③采购；置备：置～｜～货｜～嫁妆｜～了几桌酒席。④惩 治：～罪｜严～｜首恶必～。 【办案】∥动办理案件。 【办差】动旧指给官府办理征集夫役、征收财物等事。 【办法】名处理事情或解决问题的方法： 好～｜他不答应，你也拿他没～。 【办复】动办理并答复：委员们的提案已基本～。 【办公】∥动办理公务；处理公事：～会议｜星期天照常～。 【办公室】 名①办公的屋子。②
有下面几种类型： Be+形容词+不定式 eg: It’s better to be early. Be+名词+不定式 eg: It was his duty to take care of the orphans. Be+介词短语+不定式 eg: It’s beyond me to say why. It + 及物动词+宾语+不定式 eg: It makes me sick to think about it. Be+名词+动名词 eg:It’s no good standing here in the cold. Be + 形容词+动名词 eg:It’s helpless trying to advise her to do so . 其他结构+动名词 eg:It doesn’t matter waiting a few more days.
用it起始的句型归纳：
1）it +be+形容词behaved like that. 2）it +be+名词+从句: eg: It’s a puzzle how life began. 3）it +动词（+宾语）+从句 eg: It doesn’t matter much where we live. eg2: It makes no difference whether we go by train or by boat. 4）it +动词的被动语态+从句 eg: It is not decided who will edit it.
现多用胶片：锌～｜铜～｜排～｜制～。②量书籍排印一次为一版，一版可包括多次印刷：第一～｜再～。③量报纸的一面叫一版：头～新闻。④筑土墙用 的夹板：～筑。 【版本】名①同一部书因编辑、传抄、刻版、排版或装订形式等的不同而产生的不同的本子。②指同一事物的不同表现形式或不同说法：这 个故事有好几种～。 【版次】名；天津不锈钢水箱 天津不锈钢水箱 ；图书出版的先后次序。图书第一次出版的叫“第一版” 或“初版”，修订后重排出版的叫“第二版”或“再版”，以下类推。 【版画】名用刀子或化学品等在铜版、锌版、木版、石版、麻胶版等版面上雕刻或蚀 刻后印刷出来的图画。 【版籍】〈书〉名①登记户口、土地的簿册。②泛指领土、疆域。③书籍。 【版刻】名文字或图画的木版雕刻。 【版口】名木版书 书框的中缝。也叫版心或页心。 【版面】名①书报杂志上每一页的整面。②书报杂志的每一面上文字图画的编排形式：～设计。 【版纳】名云南西双版纳傣 族自治州所属的旧行政区划单位，相当于县。年版纳改为县，如版纳景洪改称景洪县。 【版权】名①即著作权。②出版单位根据出版合同对特定作品所享有 的出版权和销售权。 【版权页】名书刊上印着书刊名、著作者、出版者、发行者、版次、印刷年月、印数、定价、书号等的一页。 【版式】名版面的格式。 【版税】名出版者按照出售出版物所得收入的约定百分数付给作者或其他版权所有者的报酬。 【版图】名原指户籍和地图，今泛指国家的领土、疆域：我 国～辽阔。 【版心】ī名①书刊等每面排印文字、图画的部分。②版口。 【版型】同“板型”。 【版主】名指对网站的主页或某个栏目进行管理和维护的人。 【版筑】〈书〉名筑土墙用的夹板和杵（筑土墙时，夹板中填入泥土，用杵夯实）。泛指土木营造的事情。也作板筑。 【钣】（鈑）名金属板材：铝～｜ 钢～。 【钣金】ī动对钢板、铝板、铜板等金属板材进行加工：～工。 【舨】见页［舢板］（舢舨）。 【蝂】见页［蝜蝂］。 【办】（辦）动①办理；处理； 料理：～公｜～交涉｜～入学手续｜这些事好～。②创设；经营：～工厂｜勤俭～一切事业。③采购；置备：置～｜～货｜～嫁妆｜～了几桌酒席。④惩 治：～罪｜严～｜首恶必～。 【办案】∥动办理案件。 【办差】动旧指给官府办理征集夫役、征收财物等事。 【办法】名处理事情或解决问题的方法： 好～｜他不答应，你也拿他没～。 【办复】动办理并答复：委员们的提案已基本～。 【办公】∥动办理公务；处理公事：～会议｜星期天照常～。 【办公室】 名①办公的屋子。②
it的用法精讲ppt课件
另外，用于该句型的动词还有order, command, suggest, propose, advise, demand, require. request等表示“请 求，建议，命令”等词。此时that 后的从句要用虚拟语气 （should + 动词原形），should 可以省。如： It is suggested that the meeting (should) be put off. It was ordered that the project be completed by the end of this year.
判定强调句型的方法： 将itis/was和that去掉后，剩余
的部分仍然是一个完整的有意义 的句子。
【典型例题】
1. It’s not doing the things we like, but
liking the things we have to do
____makes life happy.
(1)强调句的肯定句式： It is/was＋被强调部分＋that/who＋句子其 余部分。
It was Jane who paid for the meal yesterday. (强调主语)
It is in the hall that they have had a meeting. (强调地点状语)
(4)若强调“not ... until”结构中由until 所引导的时间状语时，用固定的强调句型： It is/was＋not until ...＋that ... It was not until he took off his dark glasses that I realized he was a famous film star. 直到他摘下墨镜我才认出他是著名的影星。
聚焦高考英语语法-It的用法详解PPT共66页
谢谢！
36、自己的鞋子，自己知道紧在哪里。——西班牙
37、我们唯一不会改正的缺点是软弱。——拉罗什福科
xiexie! 38、我这个人走得很慢பைடு நூலகம்但是我从不后退。——亚伯拉罕·林肯
聚焦高考英语语法-It的用法详解
16、自己选择的路、跪着也要把它走 完。 17、一般情况下)不想三年以后的事， 只想现 在的事 。现在 有成就 ，以后 才能更 辉煌。
18、敢于向黑暗宣战的人，心里必须 充满光 明。 19、学习的关键--重复。
20、懦弱的人只会裹足不前，莽撞的 人只能 引为烧 身，只 有真正 勇敢的 人才能 所向披 靡。
39、勿问成功的秘诀为何，且尽全力做你应该做的事吧。——美华纳
40、学而不思则罔，思而不学则殆。——孔子
高二英语选修6-it的用法-ppt市公开课一等奖省赛课获奖PPT课件
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（6）It is said/reported/announced/ (well) known … that… （7）It is/was + 时间 + since … 从……已多久了。 It is five months since I arrived in New York.我到 纽约已经五个月了。 It is five months since I was in New York.我离开纽 约已经五个月了。 （注意：终止性动词表示从动作发生时算起；假 如是状态动词或连续性动词，则从动作或状态结 束时算起。）
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1、it基本使用方法 （1）用作人称代词，代替前文提到过事物。 The train has arrived. It arrived half an hour ago. （2）用以代替提醒代词this, that。 —What’s this? —It’s a knife. —Whose watch is that? —It’s mine.
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（8）作形式宾语。 I think it no use arguing with him. I found it very interesting to study English. He made it clear that he was not interested in that subject.
It often rains in summer here.
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（6）指距离。 It is a long way to the school. （7）作形式主语。 It is not easy to finish the work in two days. It is no use crying over spilt milk. It is as pity that you didn’t read the book.
（6）It is said/reported/announced/ (well) known … that… （7）It is/was + 时间 + since … 从……已多久了。 It is five months since I arrived in New York.我到 纽约已经五个月了。 It is five months since I was in New York.我离开纽 约已经五个月了。 （注意：终止性动词表示从动作发生时算起；假 如是状态动词或连续性动词，则从动作或状态结 束时算起。）
第1页
1、it基本使用方法 （1）用作人称代词，代替前文提到过事物。 The train has arrived. It arrived half an hour ago. （2）用以代替提醒代词this, that。 —What’s this? —It’s a knife. —Whose watch is that? —It’s mine.
第4页
（8）作形式宾语。 I think it no use arguing with him. I found it very interesting to study English. He made it clear that he was not interested in that subject.
It often rains in summer here.
第3页
（6）指距离。 It is a long way to the school. （7）作形式主语。 It is not easy to finish the work in two days. It is no use crying over spilt milk. It is as pity that you didn’t read the book.
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要点2： it指时间的几个重要句式
• It is / has been 3 years since I visited your company. 【句式1】 it is /has been + 段时间 + since ----自从----多久了
• It was 3 hours before he realized the truth. 【句式2】 It was + 段时间 + before ---过了多久-----才---
5. It was 2 am. _A__Tangshan earthquake took
place.
A. when
B. that C. before
D. siபைடு நூலகம்ce
Complete the “it” sentences Quit
drinking? Tough!
It is tough for them _to__q_u_it__d_r_in_k. ing Igtivisehuaprddrfionrktihnegm, htaorgdi,viet iusp, fdoritnhkeimng.
seems; back in a few days It seems that he will be back in a few days.
减肥好难， 花老长时 间咯！
It takes him a long time to lose weight.
summary2：it作形式主语
•It is hard for them to give up drinking. •It is a wonder to see a big hen ploughing. •It's kind of you to help me with the problem.
• It is interesting/an interest that Xiao Shenyang wears women’s clothes.
• It is said that Xiao Shenyang is more popular than Zhao.
句型： It +be +n./ adj. v-ed +that 从句
高考再现
(09年广东) Jane was walking round the department stores. She remembered
how difficult __it__ was to choose a
suitable Christmas present for her father.
2. It is ten years _D___ I came to this town.
3. It is ten years ago __B__ I came to this town.
4. It is the third time __B_ I _h_a_v_e_v_i_s_it_ (visit) to this town.
• It seems that he will be back in a few days.
句型： It happens (seems， looks， appears ) that...
•It takes him a long time to lose weight.
句型： It takes sb. some time to do sth.
Why did you pretended to like_i_t _?” (13四川）The traffic on the main streets has a longer green signal thant_h_a_t on the small ones.
(11福建）We have various summer camps for your holidays. You can choose _o_n_e_ based on your own interests.
•He quickly get away from it. 代替前文提到过的事物，
以避免重复:
要点1：区分 it, them, that, those, one, ones
I had a good book, but I lost it yesterday，so I’ll buy a new one in Xing Hua Book Store tomorrow. The books in Xing Hua Book Store is of high quality than those / the ones in other book stores.
总结
•it指“同一个” •one泛指“同一类，不同一个”；。 •that用来代替前面特指的名词，相当于the+名词单数， 有时候可与the one互换。 •them, ones, those 是他们对应的复数形式
高考再现
(10广东)He asked his teacher, “Sir, the water is awful.
（14广东）Last year, my brother and I went to Miami for a vacation. Some of my friends who had been there before said _i_t_ was a wonderful holiday destination.
(10全国)The doctor thought _i_twould
be good for you to have a holiday.
（07山东） ___it__ worries me the way
he keeps changing his mind
模仿造句
1.学习英语很有意思。 It is interesting to study English. 2.整天玩网络游戏是不好的。 It is no good playing computer games all day. 3.据说他已经通过了考试。 It is said that he has passed the exam. 4.我觉得养成课堂上做笔记的习惯会很有用。 I feel that it would be beneficial to form the habit of taking note in class.
It is interesting/an interest that __X_i_a_o_S_h_e_n_y_a_n_g__w_e_a_r_s_w__o_m__en__’s_c_l.othes
It is said that X_ia_o__S_h_e_n_y_a_n_g__is__m_o_r_e_p__o_p_u_la_r__th_an Zhao (popular than).
• It will be 3 months before they complete the bridge. 【句式3】 It will be +段时间 + before --要过多久----才--
要点2： it指时间的几个重要句式
• It was 10 o’clock when the big fire broke out . 【句式4】 it was + 点时间 + when ---某事发生于---某一时刻--
高考改编
• No matter where he is, he makes _i_t_a rule to go for a walk before breakfast.
• Why don’t you bring __i_t__ to his attention that you’re too ill to work on?
goat decided to go for a walk to the park though it was two miles away.
it作代词
Unluckily he found he got lost and walked into a strange house. There was a baby in the house. It was crying. Suddenly he realized that it was big big wolf’s house. He quickly get away from it before big big wolf came back.
it常用在动词find，think，make，feel expect，consider 等动词后做形式宾语 •I think it important to make a summary in time. •I find it a good habit that we make a summary in time. •He felt it no use learning English without speaking it.
• It is the second time I have heard of this . 【句式5】 It /this is/was the +序数词+ time + 现在完成时态/过去完 成时-（表示某人第几次做某事）
对比训练
卓越 舜耕
1. It will be years __C__ we meet again.
• The two girls are so alike that strangers find __it_difficult to tell one from the other.
1.（求助信）我觉得要提高英语成绩很难。 I find it difficult to improve my English.
See! A big hen ploughing!
It is a wonder __to__se_e__a_b_i_g_h__en__p_l_o_u_g_h_in__g___. It is a surprise ____to__s_e_e_s_o_b_i_g_a__h_e_n_________. (看到如此大的一只母鸡是一件很惊讶的事情)