it作形式主语和形式宾语ppt课件
合集下载
英语语法it形式主语和形式宾语ppt课件
20
1 it 代替不定式（短语） 当不定式（短语）在复合宾语结构中作某些动词（如think, make, find,
consider, feel, suppose等）的宾语时。
I find it pleasant to work with him. They felt it my honor to be invited to speak here.
It
6.(改错)That felt funny watching myself on TV.
It
17
Summary
it
①It is+adj for/of sb+to do sth
作 代替不定式 ②It is+n+to do sth
为
③It takes/took sb+sth+to do sth
形
代替动名词 It is+no use/good/useless/pleasure/a wa
3
？ It is frightening to go climbing with him. to go climbing with him 是真正的主语
To go climbing with him is frightening.
通常it作为形式主语，在句中没有实 际意义，只是满足语法需要，起到 一个平衡句子结构，避免句子头重 脚轻的作用。
11
• ⑥ It + takes + (sb.) + some time + to do sth. •这是一个表示“（某人）花多少时间干某事”的 句型，其中it是形式主语，代替后面的不定式 （to do sth.），句型中的sb.也可以省略。
1 it 代替不定式（短语） 当不定式（短语）在复合宾语结构中作某些动词（如think, make, find,
consider, feel, suppose等）的宾语时。
I find it pleasant to work with him. They felt it my honor to be invited to speak here.
It
6.(改错)That felt funny watching myself on TV.
It
17
Summary
it
①It is+adj for/of sb+to do sth
作 代替不定式 ②It is+n+to do sth
为
③It takes/took sb+sth+to do sth
形
代替动名词 It is+no use/good/useless/pleasure/a wa
3
？ It is frightening to go climbing with him. to go climbing with him 是真正的主语
To go climbing with him is frightening.
通常it作为形式主语，在句中没有实 际意义，只是满足语法需要，起到 一个平衡句子结构，避免句子头重 脚轻的作用。
11
• ⑥ It + takes + (sb.) + some time + to do sth. •这是一个表示“（某人）花多少时间干某事”的 句型，其中it是形式主语，代替后面的不定式 （to do sth.），句型中的sb.也可以省略。
It 的 用法(共16张PPT)
What was it that the man in black 我向老师保证，要不了几个月我就能掌握高考的全部词汇。
Not until I graduated from the university did I see him.
robbed me of near the school last Don’t take it for granted
It was near the school that the man in black robbed me of my mobile phone last year because of my carelessness.
children in poor areas have access Don’t take it for granted
the school last year because of my carelessness.
Who was it that robbed me of my mobile phone near the school last year because of my carelessness.
强调句的特殊疑问句
school because of my carelessness.
When was it that the man in black robbed me of my mobile phone near the school because of my carelessness.
强调句的特殊疑问句
学校规定，考试中作弊的学生将受到严惩。 The school makes it a rule that those
who cheat in the exams will be seriously punished.
Not until I graduated from the university did I see him.
robbed me of near the school last Don’t take it for granted
It was near the school that the man in black robbed me of my mobile phone last year because of my carelessness.
children in poor areas have access Don’t take it for granted
the school last year because of my carelessness.
Who was it that robbed me of my mobile phone near the school last year because of my carelessness.
强调句的特殊疑问句
school because of my carelessness.
When was it that the man in black robbed me of my mobile phone near the school because of my carelessness.
强调句的特殊疑问句
学校规定，考试中作弊的学生将受到严惩。 The school makes it a rule that those
who cheat in the exams will be seriously punished.
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.
归纳it的用法PPT课件
法 • 注： it作形式宾语时，宾语之后一定要 有宾语补足语。否则，就不能用it了。 因为宾语已经在句末。
2020年10月2日
7
III. 用在强调句型中的it (1)
It
• 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。
= It is the place that I was born in.
2020年10月2日
10
It
III. 用在强调句型中的it (4)
• 注6：在特殊疑问句中，只能强调特殊
疑问词。其结构为：“疑问词+强调句型 的 的一般疑问句？”
用• 即：“wh- + is/was it that连剩余部分？”
（3、4）
3) 在表达感情时可用 she, her, he, him代
替 it, its. 指国家、船只、飞机、火车、汽
的
车和城镇等无生命的东西。
用
e.g. We love our motherland. We are proud
of her.
法
4) 在回答 “what’s this/that?” 的答语中,
用it 代替 this/that。
e.g. What’s this/that? It’s a computer.
2020年10月2日
4
It
I、 用作人称代词的it （5）
5) 指时间天气日期温度和距离。常不 的 翻译出来。
e.g. “What time is it?” “It’s 9 o’clock.” 用 It’s five years since he left.
2020年10月2日
7
III. 用在强调句型中的it (1)
It
• 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。
= It is the place that I was born in.
2020年10月2日
10
It
III. 用在强调句型中的it (4)
• 注6：在特殊疑问句中，只能强调特殊
疑问词。其结构为：“疑问词+强调句型 的 的一般疑问句？”
用• 即：“wh- + is/was it that连剩余部分？”
（3、4）
3) 在表达感情时可用 she, her, he, him代
替 it, its. 指国家、船只、飞机、火车、汽
的
车和城镇等无生命的东西。
用
e.g. We love our motherland. We are proud
of her.
法
4) 在回答 “what’s this/that?” 的答语中,
用it 代替 this/that。
e.g. What’s this/that? It’s a computer.
2020年10月2日
4
It
I、 用作人称代词的it （5）
5) 指时间天气日期温度和距离。常不 的 翻译出来。
e.g. “What time is it?” “It’s 9 o’clock.” 用 It’s five years since he left.
2025届高三英语二轮复习专项：it 形式主语、形式宾语 课件(共17张PPT).ppt
1. 含义： 英语中为保持句子的结构平衡，避免头重脚
轻，常用it做形式主语代替句子的真正主语，但it 没有实际含义。
2. 用法： ①It 代替不定式
A. It is/was +adj.+(of/for)+to do for: adj.修饰事情（做某事对某人怎样）
对某人来说做某事是...样的
of: adj.修饰人 （某人怎样）
It is time to do = for sth.
It is one’s turn to do
到了做某事的时间 轮到某人做某事
C. It takes/took sb.+时间+to do
做某事花费了...时间
spend ：主语“人” spend +时间/金钱 in doing cost ： 主语“物” sth. cost sb.+钱 pay ： 支付 sb. pay+钱 for sth.
It is natural that ...
很自然...
It is certain that ...
可以相信...
It is strange that ...
奇怪的是...
It is fortunate that ...
幸运的是...
2. 用法： ③It 代替从句
C. It + v.(单三/过去式）+that...
pay for sb. 替某人付钱 take ： 形式主语 It takes/took sb.+时间+to do
2. 用法： ②It 代替动名词 A. 表语是nice, good, enjoyable, awful, worthwhile, useless, no use等形容词时 B. 表语是fun, a waste of, job, task, 等名词或名词短语时
it做形式主语PPT课件
. it 用作形式主语
.1 代替主语从句
1）It is + adj. +that从句
① It is clear ( obvious， true， possible certain....) that ..... “清楚（显然，真的，肯定．．．）”
It is very clear that he’s round and tall like a tree.
It seems that he will be back in a few days. 看 来．．．
.
5
6). It doesn’t matter whether ( if ) ...
该句型中whether(if) 引导的从句是真正主语， 该句型常译为＂不论（是否）．．．没关 系．．．。
It doesn’t matter if they are old.
.
15
. We are counting on it that you will come.
该句型中的it是一个形式宾语，表示模糊意 思或代替后面that 引导的宾语从句。 因为在这个句型中的谓语动词都是需要跟宾 语的，但又不能直接跟从句作宾语，于是就 得在从句前加上一个形式宾语it。
常见的短语和动词有：count on (依靠， 指望，期盼), see to(负责), depend on (依 靠), rely on(信赖，依靠)等。
It is kind of you to say so.
= You are kind to say so.
3). It is necessary ( for sb. ) to do sth.
常见的形容词有：① important， necessary， natural ② easy ，
.1 代替主语从句
1）It is + adj. +that从句
① It is clear ( obvious， true， possible certain....) that ..... “清楚（显然，真的，肯定．．．）”
It is very clear that he’s round and tall like a tree.
It seems that he will be back in a few days. 看 来．．．
.
5
6). It doesn’t matter whether ( if ) ...
该句型中whether(if) 引导的从句是真正主语， 该句型常译为＂不论（是否）．．．没关 系．．．。
It doesn’t matter if they are old.
.
15
. We are counting on it that you will come.
该句型中的it是一个形式宾语，表示模糊意 思或代替后面that 引导的宾语从句。 因为在这个句型中的谓语动词都是需要跟宾 语的，但又不能直接跟从句作宾语，于是就 得在从句前加上一个形式宾语it。
常见的短语和动词有：count on (依靠， 指望，期盼), see to(负责), depend on (依 靠), rely on(信赖，依靠)等。
It is kind of you to say so.
= You are kind to say so.
3). It is necessary ( for sb. ) to do sth.
常见的形容词有：① important， necessary， natural ② easy ，
it作形式主语和形式宾语ppt课件
6. 日本队如此轻易获胜, 真出乎意料.
It is surprising that Japanese team won the match so easily. 7. 我们去邀请他参加我们的宴会时, 他竟然
走了, 真令人失望.
It is disappointing that he should have left when we went to invite him to our dinner party.
I think it very strange that he goes out walking almost every night.
2. 我发现我很难使自己适应周围的事物。 I found it difficult to adapt myself to things around here.
3. 我1 们发现和他相处很容易。 We find it easy to get along with him.
7. It is said/reported/ believed that…
ppt精选
4
用以上7个句型造句. 1.小男孩提出这样一个愚蠢的问题是很自然的.
It is natural for a boy to ask such a silly
question.
2. 他这么快就离开这里真是遗憾的事.
It is a great pity for him to leave here so soon. 3. 劝他不要那样做没有什么用.
ppt精选
6
8. 他竟然那样举止不当ห้องสมุดไป่ตู้ 似乎很奇怪. It seemed strange that he should have behaved like that. 9. 那天晚上他恰巧在那里.
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. ”
《英语it的用法》PPT课件
2. Someone is ringing the doorbell. Go and see ＿＿ A. who is he B. who he is C. who is it D. who it is
Life is like a fire; it begins in smoke, and ends in ashes.
如果句型中的形容词是用来描述sb的特征（如 kind/rude/cruel/polite/right/wrong/foolish/ silly/stupid/wise等），则用 of 此时句式可 以换成sb + be + adj. + to do sth； It’s kind of you to help me. = You are kind to help me. 若句型中形容词是用来描述不定式性质的（如 important/necessary/hard/difficult/easy/ natural/common等），则用 for
⑤He didn’t go to bed until his mother came back.
It was not until his mother came back that he went to bed.
not … until … 句型的强调句
1)句型为：It is/ was not until + 被强调部 分 + that + 其它部分 2)注意：因为句型中It is/ was not … 已 经是否定句了，that后面的从句要用肯 定句。
To do
It is important to know your limitations.
知道自己的局限性是很重要的。
关于“it”的语法ppt
*虚义 也常用来表示一般的笼统情况。 虚义it也常用来表示一般的笼统情况 虚义 也常用来表示一般的笼统情况。 eg: It’s awful —— I’ve got so much homework I don’t know where to start. It has fared well with him.他过得很好。 他过得很好。 他过得很好 It was dull when Marry was away. It was amusing when the conjuror produced the rabbit.魔术师变出兔子的时候很有趣。 魔术师变出兔子的时候很有趣。 魔术师变出兔子的时候很有趣 Ps：这一用法可以理解为对某一事件或某一物品 ： 的感觉，而感觉的主体不单一或这种感觉是主流， 的感觉，而感觉的主体不单一或这种感觉是主流， 来笼统地概括。 用it来笼统地概括。 来笼统地概括
Ps: it 的这一用法要与前后照应，即要指代的要是 的这一用法要与前后照应， 单数形式的事物或者某件事。 单数形式的事物或者某件事。
2、在特定的语境中，it也可以指人，如婴儿， 、在特定的语境中， 也可以指人 如婴儿， 也可以指人， 性别不详或身份不明的人等。 性别不详或身份不明的人等。
eg: When a baby is crying , it may be hungry . --Who is knocking at the door? --It must be Tony.
3、it起指示代词的作用，表明某人或某物的 、 起指示代词的作用 起指示代词的作用， 身份。 身份。 eg:--Who is dancing over there ? --It’s my sister.
4、用来指代指示代词this或that . 、用来指代指示代词 或 eg:--What’s this? --It’s a keyboard. --What’s that ,on the table? --It’s a call phone.
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.
英语-it做形式主语或宾语的用法-PPT课件
Section A Ⅰ. Choose the best choice. 1. Is _______ necessary to complete the design before National Day? A. this B. that C. it D. he 2. Does _______ matter if he can’t finish the job on time? A. this B. that C. he D. it 3. Tom’s mother kept telling him that he should work harder, but _______ didn’t help. A. he B. which C. she D. it 4. _______ is a fact that English is being accepted as an international language. A. There B. This C. That D. It 5. _______ happened _______ he is unfit for the office. A. This; that B. That; that C. It; that D. He; that
实战练习
高考真题
1. I like _______ in the autumn when the weather is clear and bright. (MET2019) A. this B. that C. it D. one
2. I hate __when people talk with their mouths full. (MET98) A. it B. that C. these D. them 3.I don’t think __________ possible to master a foreign language without much memory work. A. this B. that C. its D. it 4.We consider _____ a beautiful city to visit in autumn. A. that B. it C. this D. what
it的用法PPT课件
▪ It is eighteen square metres in area.
▪ What does it matter?
.
7
▪ （三）构成强调结构
▪ It was in Shanghai that I bought the guitar．(that引起强调句)
▪ It was at twelve o'clock that we arrived there．（that 引起强调句）
▪ It struck/hit me that I had forgotten to lock the
door.
.
12
▪ 9. 他的陈述原来是假的。 ▪ It turned out（proved）that his statement was
false. ▪ 10.很奇怪他考试竟然没有及格。 ▪ It’s strange that he should have failed in the
him.
▪ 2. 你那样做是很愚蠢的。
▪ It is stupid of you to do so.
▪ 3. 修长城花费了成千上万人很多年的时间。
▪ It took thousands of people many years to
build the Greatwall. .
10
▪ ● doing做真正主语 ▪ 4. 你和他理论是没有用的。 ▪ It is no use your arguing with him. ▪ 5. 覆水难收 ▪ It is no good crying over spilt milk. ▪ It is worthwhile doing the work.
▪ it
.
27
▪ What does it matter?
.
7
▪ （三）构成强调结构
▪ It was in Shanghai that I bought the guitar．(that引起强调句)
▪ It was at twelve o'clock that we arrived there．（that 引起强调句）
▪ It struck/hit me that I had forgotten to lock the
door.
.
12
▪ 9. 他的陈述原来是假的。 ▪ It turned out（proved）that his statement was
false. ▪ 10.很奇怪他考试竟然没有及格。 ▪ It’s strange that he should have failed in the
him.
▪ 2. 你那样做是很愚蠢的。
▪ It is stupid of you to do so.
▪ 3. 修长城花费了成千上万人很多年的时间。
▪ It took thousands of people many years to
build the Greatwall. .
10
▪ ● doing做真正主语 ▪ 4. 你和他理论是没有用的。 ▪ It is no use your arguing with him. ▪ 5. 覆水难收 ▪ It is no good crying over spilt milk. ▪ It is worthwhile doing the work.
▪ it
.
27
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
.
用以上7个句型造句.
1.小男孩提出这样一个愚蠢的问题是很自然的. It is natural for a boy to ask such a silly question.
2. 劝他不要那样做没有什么用. It is no use trying to persuade him not to do that.
3. 熬夜没有什么好处. It is no good sitting up too late.
.
sb. + wh-从句 It won’t make much difference to me which
side may win or lose. It doesn’t matter to him whether you will put
off the meeting. 7. It is said/reported/ believed that…
.
2. It is no good/use/harm doing sth. It is no use making any complaints about it. It is no good talking to him.
.
3. It seems/ appears +adj./n + to do that 从句
.
It 作形式主语 1)It is +adj./ n. + (for / of sb.) to do sth.
that 从句 It is wrong of you to be late for class. It is easy for him to lose temper. It is strange that he hasn’t turned up yet. It is a pity that he is not able to join us.
.
4. It seems / appears (to sb.) that… It seems to me that he doesn’t know
anything about it.
.
5. It happened that It happened that I had no money on me. 6. It makes no difference / doesn’t matter to
主语从句------ it作形式主语
阜阳一中 张羽
.
分析句子找规律
It is not easy to get up so early today.
主系表
？？？？
形式主语
真正主语 （逻辑主语）
(to get up so early today) is not easy.
.
分析句子找规律
• It is my pleasure to address the meeting.
形系
主
表
逻辑主语
• It is no use reasoning with him.
形 主
系表
逻辑主语
• It depends on the weather whether we will go.
形目的
• 作为形式主语的it并无实际语义，只是为满 足语法上的需要，避免句子头重脚轻，它 代替的是句子的逻辑主语，概括起来会有 如下情况：
It seems wise for us not to expect too much of him.
It appears all right to tell him everything about it. It seems true that he will take the place of Mr. Li.
用以上7个句型造句.
1.小男孩提出这样一个愚蠢的问题是很自然的. It is natural for a boy to ask such a silly question.
2. 劝他不要那样做没有什么用. It is no use trying to persuade him not to do that.
3. 熬夜没有什么好处. It is no good sitting up too late.
.
sb. + wh-从句 It won’t make much difference to me which
side may win or lose. It doesn’t matter to him whether you will put
off the meeting. 7. It is said/reported/ believed that…
.
2. It is no good/use/harm doing sth. It is no use making any complaints about it. It is no good talking to him.
.
3. It seems/ appears +adj./n + to do that 从句
.
It 作形式主语 1)It is +adj./ n. + (for / of sb.) to do sth.
that 从句 It is wrong of you to be late for class. It is easy for him to lose temper. It is strange that he hasn’t turned up yet. It is a pity that he is not able to join us.
.
4. It seems / appears (to sb.) that… It seems to me that he doesn’t know
anything about it.
.
5. It happened that It happened that I had no money on me. 6. It makes no difference / doesn’t matter to
主语从句------ it作形式主语
阜阳一中 张羽
.
分析句子找规律
It is not easy to get up so early today.
主系表
？？？？
形式主语
真正主语 （逻辑主语）
(to get up so early today) is not easy.
.
分析句子找规律
• It is my pleasure to address the meeting.
形系
主
表
逻辑主语
• It is no use reasoning with him.
形 主
系表
逻辑主语
• It depends on the weather whether we will go.
形目的
• 作为形式主语的it并无实际语义，只是为满 足语法上的需要，避免句子头重脚轻，它 代替的是句子的逻辑主语，概括起来会有 如下情况：
It seems wise for us not to expect too much of him.
It appears all right to tell him everything about it. It seems true that he will take the place of Mr. Li.