it用法课件.ppt
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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用法详解ppt课件
the house that the Parkers bought
1. The Parkers bought a new house but ___ will need a
lot of work before they can move in.
A. they B. it C. one D. which
a house
2. We’ve been looking at houses but haven’t found ___
we like yet.
A. one B. ones C. it D. them
3. I’m moving to the countryside because the air there is
A. it B.that √C.one D.this
2.The color of my coat is different from__of yours.
A. it B. one C√. that D. this
3.The machines we use today are much better
than _____we use ten years ago.
It’s about an hour’s drive from here to Nanchang. (距离)
It was noisy last night. （情况）
— Do you like it here？(2004年高考全国卷Ⅱ) —Oh, yes. The air, the weather, the way of life. (环境等) —Everything is so nice.
A. it B.that C.one √D.those
高考英语语法总复习7it的用法课件
A. it
B. her
it作形式宾语
C. that
D. this
★it知识点补充★
it变化成形物代形式 注意区分its和it’s
it→its(它的)
it’s=it is
it和现三单 It sounds good.
it
it变化成反身代词 it→itself(它自己)
it变化成复数形式 it→they(他们 主格) it→them(他们 宾格)
注意: 某些动词(短语)后接从句时要用it作形式宾语，再接从句，构成“动词(短语)+it+that/if/when/...从句”，如： ①I hate/like it when... 我讨厌/喜欢... ②You should see to it that... 你应该确保... ③You can depend on it that... 你可以相信... ④I can’t help it if... 如果...我也没有办法 ⑤I would appreciate it if... 如果...我将感激不尽
★常用it作形式主语的句式★
(5)用于It is/was...that/who... 强调句中 1.It was they that/who cleaned the classroom yesterday.
昨天是他们打扫的教室。
2.They cleaned the classroom yesterday.
were using ___it___ every day.
此处作using的宾语，根 据语境可知，所填词指 代上文的railway，故填
it
(4)作形式主语或形式宾语，代替动名词、不定式或从句
2.I find it difficult to work with him.
it用法公开课课件(共43张)
It seemed that he didn’t tell the truth.
It happened that I was out when he called.
第25页，共43页。
⑤ It is (high) time that ... 从句应该用虚拟语气，① 常用 过去 (chánɡ yònɡ) 时态表示虚拟．② 有时也用should + 动词 原形，should 不能省，常译为＂是（正是）
our duty
…
第27页，共43页。
形式宾语
我发现学英语很有趣。
I found it very interesting to study English.
我认为保护我们的地球母亲是每个人的责任。
I think it every one’s duty to protect our
mother– the earth.
显然，手机给我们带来了许多好处。
It is clear that cell phones have
brought us a lot of benefits.
第18页，共43页。
It is necessary that you (should) remember the 3500 words.
第19页，共43页。
第13页，共43页。
Make sentences:
你能帮我，真好。 It’s very kind of you to help me.
给我让座(ràng zuò)，您太好了！
It’s very nice of you to offer me a seat.
第14页，共43页。
3It + takes、took ( sb. )+ 时间/金钱(jīnqián)/精力等
It happened that I was out when he called.
第25页，共43页。
⑤ It is (high) time that ... 从句应该用虚拟语气，① 常用 过去 (chánɡ yònɡ) 时态表示虚拟．② 有时也用should + 动词 原形，should 不能省，常译为＂是（正是）
our duty
…
第27页，共43页。
形式宾语
我发现学英语很有趣。
I found it very interesting to study English.
我认为保护我们的地球母亲是每个人的责任。
I think it every one’s duty to protect our
mother– the earth.
显然，手机给我们带来了许多好处。
It is clear that cell phones have
brought us a lot of benefits.
第18页，共43页。
It is necessary that you (should) remember the 3500 words.
第19页，共43页。
第13页，共43页。
Make sentences:
你能帮我，真好。 It’s very kind of you to help me.
给我让座(ràng zuò)，您太好了！
It’s very nice of you to offer me a seat.
第14页，共43页。
3It + takes、took ( sb. )+ 时间/金钱(jīnqián)/精力等
It用法课件
eg:It seems that he will be back in a Fra bibliotekew days.
4)It is time ( about time ，high time ) that ... 从句 用虚拟语气，① 常用过去时态表示虚拟．② 有时也 用should + 动词原形，should 不能省 Eg:It is time that children should go to bed. = It is time that children went to bed.
1)—What time is it? —It’s eight o’clock. 2)It often rains in summer here.
4.指距离。
It is about 2 kilometers from here
to the school.
5.用来代替指示代词this或that以及复合不定代 词something, anything, nothing等。
Eg:It is five months since I arrived in New York. It is ( has been ) 5 years since his father died. It was long since I had last seen her好久没见到她了
7).It is the first ( second ... ) time that sb+has/have done… It was the first (second….)time that sb +had done…. “这是第……次做某事” Eg:It is the first time that I have been here. It was the second time that he had seen the film.
4)It is time ( about time ，high time ) that ... 从句 用虚拟语气，① 常用过去时态表示虚拟．② 有时也 用should + 动词原形，should 不能省 Eg:It is time that children should go to bed. = It is time that children went to bed.
1)—What time is it? —It’s eight o’clock. 2)It often rains in summer here.
4.指距离。
It is about 2 kilometers from here
to the school.
5.用来代替指示代词this或that以及复合不定代 词something, anything, nothing等。
Eg:It is five months since I arrived in New York. It is ( has been ) 5 years since his father died. It was long since I had last seen her好久没见到她了
7).It is the first ( second ... ) time that sb+has/have done… It was the first (second….)time that sb +had done…. “这是第……次做某事” Eg:It is the first time that I have been here. It was the second time that he had seen the film.
it、one、that的用法与区别ppt课件
The weather of this week is worse than that of last week. (that代替不可数名词
weather) The quality of iron produced in your factory is better than that in their
• Cook was a strict but good captain, one who took good care of his sailors.
• The water in the well is cleaner than that in the river.
.
• VI. it可以替代句中的不定式或从句等, 充当形式主语或形 式宾语。one与that均无此用法。
• The umbrella you bought is cheaper than that I bought. （替代词that在该句中特指“the umbrella I bought”, 以区别“the umbrella you bought”）
.
• II. one与that虽可用来指代同名异物, 但 one为泛指, 相当于a／an＋名词; that为特 指, 相当于the ＋名词。所以one所指代的 名词的修饰语一般为 a／an ／some ／any; that所指代的名词的修饰语往往是the ／ this ／that。
.
区别
• I. it／one ／that三者均可用作代词, 指代前面提 到的名词。一般说来, it指代同名同物; one与that 则指代同名异物。
• I have lost my umbrella; I'm looking for it. （该句中it就是指前面的my umbrella）
weather) The quality of iron produced in your factory is better than that in their
• Cook was a strict but good captain, one who took good care of his sailors.
• The water in the well is cleaner than that in the river.
.
• VI. it可以替代句中的不定式或从句等, 充当形式主语或形 式宾语。one与that均无此用法。
• The umbrella you bought is cheaper than that I bought. （替代词that在该句中特指“the umbrella I bought”, 以区别“the umbrella you bought”）
.
• II. one与that虽可用来指代同名异物, 但 one为泛指, 相当于a／an＋名词; that为特 指, 相当于the ＋名词。所以one所指代的 名词的修饰语一般为 a／an ／some ／any; that所指代的名词的修饰语往往是the ／ this ／that。
.
区别
• I. it／one ／that三者均可用作代词, 指代前面提 到的名词。一般说来, it指代同名同物; one与that 则指代同名异物。
• I have lost my umbrella; I'm looking for it. （该句中it就是指前面的my umbrella）
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
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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.
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②It is v-ed that…
It is said (reported/believed.....) that ... 该句型中的it 仍是形式主语, 真正主语是that 引导的主语从句; 该结构常译为“据说(据报道, 据悉…)”。 It is said that he has come to Beijing. He is said to have come to Beijing.
四、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。
1. 代替动词不定式做主语 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, necessary, important, possible, dangerous, right, wrong, legal, useful, useless,
I think it no use arguing with him. 参考： It is no use arguing with him. I found it very interesting to study English. 参考： It was very interesting to study English He made it clear that he was not into the car. 参考： It was clear that he was not into the car. Many new reserves have been built,w__h_ic_h__m_a_k_e_s__it__ _p_o_ss_i_b_l_e_f_o_r_t_h_e_m__o_n_k_e_y_s____(这使这些猴子可能)
三、用以表示时间、距离、天气、气候、 季节、环境等
1) It is half past eight now. Time 2) It’s only half an hour’s walk from here
to our school. Distance 3) I hope that it will be fine tomorrow. Weather 4) It has rained much this year. Weather 5) It’s spring now. Season 6) It’s quiet here. Circumstance
Proverbs(谚语) with “It”
It is never too old to learn. 活到老, 学到老。 It is no use crying over spilt (溢出的) milk. 覆水难收。 It takes three generations (代) to make a gentleman. 十年树木, 百年树人。
3. 代替主语从句作形式主语 ①It is adj. + 从句 It is clear ( obvious, true, possible, certain …) that ...（注意没有it is sure 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……)”, 是主语从句最常见的一种结构。 e.g. It is very clear that he is tall.
It's kind of you to help me with the problem.
2. 代替动名词做主语 It’s (well) worth one’s while doing/to do… It is worth my while to explore the city. 这值得我花时间/精力勘察这个城市 It’s (well) worthwhile doing/ to do… It is worthwhile to explore the city. It’s no good/ use/pleasure doing… It is no use studying only at school.
It is a pity that such a thing (should) happen in your class. 这种事竟然发生在你们班上, 真是遗憾！ It is a pity that you can’t come. 你不能来，真是遗憾！
五、it作形式宾语
当复合宾语中的宾语是不定式、动名词，宾语 从句时, 往往把宾语放在它的补足语后面，而用 it 作形式宾语, 放在宾语补足语之前。 该句型中的it 作形式宾语, 常用的动词有think, believe, make, find, consider, feel等。
It is illegal 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 , nice, rude, polite, cruel, considerate, thoughtful, careful, careless,foolish, stupid, clever, wise, crazy.
③ It is + noun + 从句
It is a pity (a shame /an honor /a good thing/ a fact /a surprise/... ) that ... 该句型中, thatபைடு நூலகம்的从句一般用虚拟语气 (should + 动词原形), should可省去。表示 出乎意料, 常译为“竟然”。没有这种意义时, 则不用虚拟语气。如：
The use of “it”
一、 用作人称代词, 代表前面提到的人或事物 1) Who’s it? ___It_’_s___ me. 2) Look at the picture. __I_t __ is a picture of our school.
二、用于代替指示代词this 和that。 ---Is this jacket yours? ---Yes, __i_t___ is.