高二英语It的用法公开课
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高中英语 语法代词 it的用法课件(共32张ppt)
2) It was not until __C__ that ____ to prepare his lessons. A. did his father come in, the boy began B. did his father come in, did the boy begin C. his father came in, did the boy begin D. his father came in, the boy began
3) I hope that it will be fine Weather tomorrow.
4) It’s spring now.
Season
5) It’s quiet here. Circumstance
2. 用作人称代词, 代表前面提到的人 或事。
1) Who’s it? _It_’_s me. 2) Look at the picture. _I_t is a picture
Exercises
1) It was not _C__ she took off her dark
glasses ___ I realized she was a
famous film star.
A. when, that B. until, when
C. until, that
D. when, then
3. I don’t think __D_ possible to master a foreign language without much memo ry work. A. this B. that C. its D. it
4. Was it during the Second World War _A__ he died? A. that B. while C. in which D. then
It 的用法 公开课一等奖课件 高中英语
Uses of “It”
I、 用作人称代词的 it
II. 用作先行词的 it
III. 用在强调句型中的 it IV. 用在固定结构中的 it
I、 用作人称代词的it (1)
It
1) it常指除人以外的一切生物和事物，相当 的 于汉语中的“它”。有时也指前面提到的整 件事情。 e.g. “where is the cat?” “It’s under the table.” 用 (=the cat);You<ve helped her a lot;she will never forget it. 法 注: it和one都表“一个”，代指前文提到的事 物，但 it 指“同一个”，而 one指“同一类”。 e.g. I had a good pen, but I lost it yesterday. I’ll buy one tomorrow.
• 注5：要检查强调句型与其它句型的区别就是
It
法• It is in the place that I was born. （强） • e.g. It is the place where I was born. （定从） = It is the place that I was born in.
III. 用在强调句型中的it (1)
• 强调句子的主语, 宾语, 表语或状语时，常用： • “ It is/was + 被强调的部分 + that 连剩余部 分” . 这种句型不能强调谓语动词。如果强调 的部分是人，可用who/whom代替that。 的 • e.g. He is on duty today in the factory. • ① ② ③ ④ 用 • ① It is he that/who is on duty today… 法 • ② It’s on duty that he is today… • ③ It’s today that he is on duty in… • ④ It’s in the factory that he is… • ⑤ It was because he got up late that/why/how he missed the train. • ⑥ It’s hard that he works.
I、 用作人称代词的 it
II. 用作先行词的 it
III. 用在强调句型中的 it IV. 用在固定结构中的 it
I、 用作人称代词的it (1)
It
1) it常指除人以外的一切生物和事物，相当 的 于汉语中的“它”。有时也指前面提到的整 件事情。 e.g. “where is the cat?” “It’s under the table.” 用 (=the cat);You<ve helped her a lot;she will never forget it. 法 注: it和one都表“一个”，代指前文提到的事 物，但 it 指“同一个”，而 one指“同一类”。 e.g. I had a good pen, but I lost it yesterday. I’ll buy one tomorrow.
• 注5：要检查强调句型与其它句型的区别就是
It
法• It is in the place that I was born. （强） • e.g. It is the place where I was born. （定从） = It is the place that I was born in.
III. 用在强调句型中的it (1)
• 强调句子的主语, 宾语, 表语或状语时，常用： • “ It is/was + 被强调的部分 + that 连剩余部 分” . 这种句型不能强调谓语动词。如果强调 的部分是人，可用who/whom代替that。 的 • e.g. He is on duty today in the factory. • ① ② ③ ④ 用 • ① It is he that/who is on duty today… 法 • ② It’s on duty that he is today… • ③ It’s today that he is on duty in… • ④ It’s in the factory that he is… • ⑤ It was because he got up late that/why/how he missed the train. • ⑥ It’s hard that he works.
高二英语选修6it的用法完整.1ppt课件
the street.
时间状语
强调句的连接词一般只用 that ； 强调人时， 可用who (主语) 或 whom (宾语).
强调句的句型一般为“It was/is+强调部分 +that+其余部分”
强调时间,地点,原因状语时,不能使用 when,where,why 来代替that
二 It was yesterday that I met Tom in the street. (改为一般疑问句)
eg: I bought a dictionary three years ago and I am still using___i_t __ now. I bought a dictionary three years ago but I am going to buy a new __o_n_e___soon.
I need the plastic bags, not the paper_o_n__es__ .
3) that/ those一般不带前置定语，但必须有后置定 语。one/ones都可。当替换词的后置定语用所有格 的 of 短 语 或 当 替 换 词 被 所 有 格 修 饰 时 ， 不 用 one/ones而用that of/those of.
一、 It is/was+ 被强调部分是物 + that+剩余的部分 被强调部分是人 + who/whom/ that +剩余的部分
注意 (被强调部分是:主语，宾语，表语或状语)
我昨天在街上看到TOM. I met Tom in the street
yesterday.
① It was I who (that) met Tom in the
优质公开课-代词it用法PPT课件
It 用作人称代词，指_人___或 _事__物__。
注意，指人主要用于指不性别不明的 婴儿或用于确认某人的身份。
Thinking: What does "it" refer to?
Summary 2 It is December 12
today and it is a sunny
'it' 可用作
day. The lazy sheep
(4)The books on the first shelf are easier than _th_o_s_e_/_t_h_e_o_n_e_son the second shelf.
that的复数
特指前文中不可数或单 数. 名词, 常跟后置定语 11
1. It was comfortable to walk on the grass. 2. It is no use cheating in the exam. 3. It is said that Jay Chou got married.
2.灰太狼：我应该谨记羊儿们不是那么 好骗的。我还会回来的……
I should_k_e_e_p__i_t _in__m__i_n_d__t_h_a_tthose goats
is tricky. I will be back!
.
25
金版学案第四学时
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26
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27
Reading
Advice from Grandad
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28
1)It is a beautiful day here and I am sitting under the big tree at the end of the garden. ( Line 1)
注意，指人主要用于指不性别不明的 婴儿或用于确认某人的身份。
Thinking: What does "it" refer to?
Summary 2 It is December 12
today and it is a sunny
'it' 可用作
day. The lazy sheep
(4)The books on the first shelf are easier than _th_o_s_e_/_t_h_e_o_n_e_son the second shelf.
that的复数
特指前文中不可数或单 数. 名词, 常跟后置定语 11
1. It was comfortable to walk on the grass. 2. It is no use cheating in the exam. 3. It is said that Jay Chou got married.
2.灰太狼：我应该谨记羊儿们不是那么 好骗的。我还会回来的……
I should_k_e_e_p__i_t _in__m__i_n_d__t_h_a_tthose goats
is tricky. I will be back!
.
25
金版学案第四学时
.
26
.
27
Reading
Advice from Grandad
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28
1)It is a beautiful day here and I am sitting under the big tree at the end of the garden. ( Line 1)
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.
高中英语it的用法课件-(详细有高考题-精品)
动词 +it + that + clause
enjoy, like, / love, dislike, appreciate hate, don't mind, be fond of, feel like, see to / depend on / insist on
例 : I hate it you can dance so well but I can't.
2.非人称代词it
it有时并不指具体的东西，而泛指天气、时间、环境等， 称为非人称的it： ⑴.指天气：
It is a lovely day, isn’t it? It is a bit windy.
⑵.指时间:
It was nearly midnight when she came back.
⑶.指环境:
no good 3. S + V + it +
no use
+ doing sth.
形式宾语归纳
该句型中的it 作形式宾语，记忆方便---“6123结构”。
6 主句中常用的动词： think,believe,make,find,consider,feel； 1 形式宾语it； 2 宾补的两种形式：形容词或名词； 3 真正宾语的三种形式：
an honour
…
… said It is / was p.p. known + that-clause believed
…
1. It 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。
高中英语语法-It-的用法课件人教版课件
It-作为形式主语
It-作为形式宾语
It-引导强调句型
It-在固定搭配中 的用法
回 顾 I t-的 用 法 的 重 点 与 难 点
It-作为形式主语
It-作为形式宾语
It-引导强调句型
It-在固定搭配中的用法
对未来学习的展望
掌握更多英语语法知识 提高英语阅读和写作能力 培养英语语感和语用能力 拓展英语文化背景知识
古 英 语 和 中 世 纪 英 语 中 的 I t用法
It-在强调句型中的用法和演 变
I t-的 用 法 的 文 化 背 景
单击此处添加标题
强调句型：在英语中，使用“It is/was...that...”结构来强调某个句子成分， 如主语、宾语或状语。
单击此处添加标题
形式主语：使用“It”作为形式主语，代替真正的主语，使句子更加简洁。
主语
It-作为形式主 语，用于避免 句子头重脚轻
It-作为形式主 语，用于构成 固定句型结构
I t-作 为 形 式 宾 语
It-作为形式宾语的定义 It-作为形式宾语的用法 It-作为形式宾语与真正宾语的区别 It-作为形式宾语在句子中的作用
I t-引 导 强 调 句 型
强调句型结构：It is/was +被强调部分+that/who+其他部分
It-作为形式主语的用法举 例
It-作为形式主语与真正主 语的区别
I t-作 为 形 式 宾 语
定义：It作为形式宾语，用于代替真正宾语的位置
用法：常与make、take等动词连用
特点：使句子结构更加平衡，避免头重脚轻
例子：如“It takes me an hour to finish my homework every d a y. ”
(新整理完整版)it的用法公开课(精编课件)
goat decided to go for a walk to the park
though it was two miles away.
精品课件，下载后可直接使用
3
excellent
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
12
excellent
It is+ __n_o__u_se_\_n_o_g_o_o_d__ + doing sth.
Oh! My milk is spilt(溢出).
It is no good\no use _cr_y_i_n_g__o_v_er__s_p_il_t_m__ilk
(cry over spilt milk).
• 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--
精品课件，下载后可直接使用
8
excellent
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--
•It was Sunday.
指时间
•It was a sunny day.
指天气
•It was two miles away. •It was crying. •It was big big wolf’s house.
高二英语it用法-公开课精品课件
1）It is easier to say than to do.
2）It is no use crying over spilt milk.
3）It is amazing that he made such a mistake.
模仿造句
It is interesting to study English. 1.学习英语很有意思。
B. where C. that
D. /
4. Is it the factory______ this type of cars are produced ? A. which B. where C. that D. /
Summary
口诀： 代词 it 本意它, 既可指这又指那; 时间天气均可指, 谈到距离也用它; 假主假宾均可做, 强调句型跟that。
3.强调句(amphatic sentence)
结构： It is (was)+被强调部分+that/who +句子其它成分 I saw Tom yesterday here. ① It was I that/who saw Tom yesterday here． ② It was Tom that /who I saw yesterday here． ③ It was yesterday that I saw Tom here． ④ It was here that I saw Tom yesterday． 强调句中，当去掉it is (was)….that/who 后，句 结论： 子仍然完整。
Actually, I know it's the second time that you have been caught smoking on the campus. In my opinion, it does no good smoking at your age to your health, not to mention it goes against the school rules. What's more, the final exam approaching, it's high time that you should make up your mind to quit smoking as well as to study hard. And I'm firmly convinced that as long as you keep on studying, it won't be long for you to catch up with other students.
2）It is no use crying over spilt milk.
3）It is amazing that he made such a mistake.
模仿造句
It is interesting to study English. 1.学习英语很有意思。
B. where C. that
D. /
4. Is it the factory______ this type of cars are produced ? A. which B. where C. that D. /
Summary
口诀： 代词 it 本意它, 既可指这又指那; 时间天气均可指, 谈到距离也用它; 假主假宾均可做, 强调句型跟that。
3.强调句(amphatic sentence)
结构： It is (was)+被强调部分+that/who +句子其它成分 I saw Tom yesterday here. ① It was I that/who saw Tom yesterday here． ② It was Tom that /who I saw yesterday here． ③ It was yesterday that I saw Tom here． ④ It was here that I saw Tom yesterday． 强调句中，当去掉it is (was)….that/who 后，句 结论： 子仍然完整。
Actually, I know it's the second time that you have been caught smoking on the campus. In my opinion, it does no good smoking at your age to your health, not to mention it goes against the school rules. What's more, the final exam approaching, it's high time that you should make up your mind to quit smoking as well as to study hard. And I'm firmly convinced that as long as you keep on studying, it won't be long for you to catch up with other students.
it用法公开课ppt
It is summer now and it gets hotter and hotter.
季节
天气
It’s about two kilometers from here to my home. 距离
It is very quiet in our classroom every night. 环境
（2）It is + adj. + （of sb.） to do sth.
此处adj. 通常为描述人的形容词：kind; rude; silly， careful; careless; foolish; stupid; clever; wise...
It's kind of you to help me with the problem.
常见的adj.有:possible;clear;obvious;true,etc
It is very clear that he grows like a tree. (2) It is + n. + that 从句
常见的n.有:a shame; a pity, a fact,etc
It is a pity that you missed the football match. (3) It is + v-ed + that 从句 It is said (reported/believed/ thought/known/ told/ suggested.....) that ... 译为“据说（据报道，据 悉…）”。 It is said that he has gone to Beijing. (4It)iIstrheappopretends/tsheaetmChs/aaiprmpeaanrsX+i wthialltvis从it句Hangzhou. It seems that there is no way out of our difficulty.
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。
高中英语语法微课It 强调句型的用法优秀公开课课件
请用it强调句型改写下列各句
1. 2. 3. 4. 5.
1. 2. 3. 4. 5.
Bill makes a kite everyday. He painted the door white. Mr. Smith sent a gift to his wife. The second World War broke out in 1939. He was late for work because he was caught in the traffic jam.
强调地点状语
It was in the park that he met an old friend yesterdaday that he met an old friend in the park.
请用it强调句型改写下列各句 1. 2. 3. 4.
Bill makes a kite everyday.(主语） He painted the door white.（宾语补足语） Mr. Smith sent a gift to his wife.（宾语） The second World War broke out in 1939. （时间状语） 5. He was late for work because he was caught in the traffic jam.（原因状语从句）
敬请观看本系列微课it 强调句型(2)
强调主语
It was he that/who met an old friend in the park yesterday.
强调宾语
It was an old friend that/who he met in the park yesterday.
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
第9页
（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.
（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.
公开课it用法总结版全国通用课件
公开课“it”用法总结(版)[全国通用]
二、特殊句型
1. It is + 被强调部分 + that ... 2. It is .... since ... 3. It is ... when ... “当．．．的时候，是．．．” 4. It is ... before ... 5. It looks ( seems ) as if ... 6. It doesn’t matter whether ( if ) ... 7. make it 及时赶到;成功;办成
公开课“it”用法总结(版)[全国通用]
公开课“it”用法总结(版)[全国通用]
2. 1）It is + adj. +that从句
3. ① It is clear ( obvious， true， possible certain....) that ..... “清楚（显然，真的，肯定．．．）”
4. ②. It is important ( necessary， right， strange， natural...) that ... 从句中要用虚拟语气（should + 动词原形）
2.作形式主语替代不定式 1). It takes sb. ... to do sth. “做．．．要花费某 人．．” 2). It is kind ( of sb. ) to do sth. 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 3.作形式主语替代ing形式 It is no good (use ) doing sth 4. It 作形式宾语. We think it important to learn a foreign language.
二、特殊句型
1. It is + 被强调部分 + that ... 2. It is .... since ... 3. It is ... when ... “当．．．的时候，是．．．” 4. It is ... before ... 5. It looks ( seems ) as if ... 6. It doesn’t matter whether ( if ) ... 7. make it 及时赶到;成功;办成
公开课“it”用法总结(版)[全国通用]
公开课“it”用法总结(版)[全国通用]
2. 1）It is + adj. +that从句
3. ① It is clear ( obvious， true， possible certain....) that ..... “清楚（显然，真的，肯定．．．）”
4. ②. It is important ( necessary， right， strange， natural...) that ... 从句中要用虚拟语气（should + 动词原形）
2.作形式主语替代不定式 1). It takes sb. ... to do sth. “做．．．要花费某 人．．” 2). It is kind ( of sb. ) to do sth. 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 3.作形式主语替代ing形式 It is no good (use ) doing sth 4. It 作形式宾语. We think it important to learn a foreign language.
高中英语语法-It-的用法课件人教版
High School English Grammar - it - Usage Premium C
目录
CONTENTS
introductionThe basic usage of ItSpecial usage of ItPractice and consolidationSummary and Review
It is recommended that students seek feedback from teachers or peers and engage in discussions to clear any doubts or uncertainties they may have regarding "it" pronoun usage. Collaborative learning can be beneficial in this regard.
The main reason for errors is a lack of clear understanding of the rules surrounding "it" pronoun usage. Additionally, students may be overwhelmed by the numerous functions of "it" and find it difficult to keep track of each instance.
03
By the end of the course, students will be able to apply the knowledge gained to their daily communication and writing tasks.
目录
CONTENTS
introductionThe basic usage of ItSpecial usage of ItPractice and consolidationSummary and Review
It is recommended that students seek feedback from teachers or peers and engage in discussions to clear any doubts or uncertainties they may have regarding "it" pronoun usage. Collaborative learning can be beneficial in this regard.
The main reason for errors is a lack of clear understanding of the rules surrounding "it" pronoun usage. Additionally, students may be overwhelmed by the numerous functions of "it" and find it difficult to keep track of each instance.
03
By the end of the course, students will be able to apply the knowledge gained to their daily communication and writing tasks.
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The baby is crying. It might be hungry. Someone is ringing. Who might it be? 指代婴儿、小孩或不知性别的人 What is this? It is a book. 用 it替代 this /that It is getting colder and colder. It is a long way to Beijing. 泛指 （天气，距离，时间， 季节等）
It was the scholar that /who exchanged his ideas with us.
4. 我们都承认今天很冷。 We all admit that it is very cold today. 5. 我认为在公共场合犯这样一个错误是令人尴尬的。 I think it embarrassing to make such a mistake in public.
很明显，他对电脑游戏上瘾了。
It is obvious that he is addicted to ( playing ) computer games .
2. It is +adj. +(of/for sb.）to do sth.
形容词表示事物的特点时，如：difficult, important, easy, impossible, necessary, hard等，用for.
It is no use complaining once you lose the chance.
一旦你失去这次机会，抱怨是没有用的。
Practice
1.Is ____ it necessary to complete the design before New Year's Day？ talking (talk)without doing anything. It is no good _______ 2. ___ 3. Does ______ matter if he can't finish the job on time? it it to 4. I was disappointed with the film. I had expected ______ be much better. 5. ______is a fact that English is being accepted as an It international language. 6. _____ As is reported in the newspaper, talks between the two countries are making progress.
1.很明显，这项工作很适合Tom。 It is evident that the job is appropriate for Tom. 2. 据报道，几天前清远下雪了。 It is reported that it snowed in Qing yuan several days ago.
3. 正是这个学者和我们交流了他的想法。
Grammar
The use of “it”（1）
指代
上文提到的事物 表示时间，天气， 距离，环境等
it
指动物、婴儿和未确定身份的人 It is + adj. +that… It is +adj. +(of/for sb.）to do sth. 做形式主 It +be + -ed + that… 语和宾语 It +be +n. + that… sb. think…it +n./adj. to do/ that clause 强调句 It is /was +被强调部分 +that &#/was + 被强调部分 +that /who +句子其他成分 I met Mary in the street yesterday. I It was I that/who met Mary in the street yesterday.
我被任命为我们学校的图书馆馆长，这是一种荣幸。 It is an honor that I was appointed as librarian in our school.
5. It is + n. + doing sth.
适用于该句型的名词有：
no good, no use, a waste of time…..
二、It 作形式主语 It 作形式主语，作真正主语的是 a clause doing to do _________,__________,______________
It is necessary to appeal to more people to participate in the activity. It is obvious that he is addicted to playing mobile games . It is no good eating too much before sleeping at night.
It is + adj. +that…
it做形式主语
It is +adj. +(of/for sb.）to do sth.
It +be + -ed + that…
It +be +n. + that…
二、It 作形式主语
1. It is + adj. +that…
可用于此句型的形容词有： important, necessary, surprising, possible, obvious 等。 ______________________________________
when you enter the classroom at 6:15 p.m. to have (have) a better 2. I think it necessary _________
understanding of the use of it. playing 3.Finally he found it a waste of time _______(play) computer games for a long time at weekend. it 4. I would appreciate ____if you could take my application into consideration.
3. It +be + -ed + that…
适用于该句型的过去分词有： （1）said, reported, hoped, thought, believed, predicted等。 It is said that he succeeded in passing the interview.
希望你们能在即将到来的期末考试中取得巨大进步。
戒烟对他来说是很难的。 It is very hard for him to quit smoking.
形容词表人的性格特征时，如：nice, good, kind, rude, brave, careful等，用of。
你收养这个无家可归的孩子，真是太好了！ It is kind of you to adopt the homeless child.
建议你不要冒险逗弄那只小狗。 It is suggested that you (should) not risk teasing the dog.
4. It +be +n. + that…
适用于该句型的名词有：
a pity, an honor, a surprise, one’s duty等。
It is a pity that you missed the sports meeting last week.
it 作形式宾语，真正的宾语是 doing that clause to do _______, __________, __________.
make believe …. I think it best that you should do more exercise. He found it difficult to accustom himself to getting up early. She thought it no use arguing with the man. We made it a rule that the office should be cleaned by turns..
It is hoped that you can make great progress in the coming final exam.
3. It +be + -ed + that…
(2)适用于该句型的过去分词有：
ordered/demanded/insisted/... It is required that every participant （should） arrive at the lecture hall on time.
今天是十二月二十一号。正是在一个月后我们将举 行期末考试。我们都认为取得好成绩对我们来说是 很重要的，因为我们都想过一个开心的寒假。据说 我们将迎来最长的寒假，这个消息使每个人都很激 动。希望每个人都能取得更大的进步。
Today it is December 21st. It is in a month that we will take the final exam. We all think it important for us to get good marks, because all of us want to enjoy a happy winter vacation. It is said that we will have the longest winter vacation , which makes everyone excited. It is hoped that everybody can make greater progress .