it的用法-人教版ppt
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该句型通常可以转换成sb/sth is said that … 如：
It is said that the book was translated into many languages in 1950. The book is said to have been translated into many languages in 1950.
注意： 注意： 该句型中的形容词通常是表示事物的特点或 特征的如difficult，hard，easy，impossible， necessary，important等，此时用for； 表示人的性格特征或特点的如nice，good， bad，kind，silly，foolish，wise，clever， careless，rude，brave，cruel，careful， grateful等，这时要用 of。
It ＋be＋形容词＋ that从句 可用于此句型的形容词还有wonderful， true， good，right，wrong，important ，useless， surprising，clear，unusual，lucky，certain 等。 如： 1）It is quite certain that he will not make a speech at the meeting. 2）It is important that we (should) study hard.
2007届高三英语专题复习
It的用法
it是常见代词之一，它既可以指代时间、 地点、天气、距离等，还能作形式主语或形 式宾语，同时可以引起强调结构，是历年高 考热点之一。现结合高考试题对其用法作一 介绍。
一、用来表示时间、天气、地点、距离、环 境、形势等。例如： It is two miles to the beach. (Oxford) 这里到 海滨有两英里。 It was raining in the morning. (Oxford) 今天 早晨下着雨。 If it’s convenient I can see you tomorrow. (Oxford) 如果方便，我明天能见你。
4. Tom's mother kept telling him that he should work harder, ___ didn't help. A.he B. which C. she D. but it 5. It is said that in Australia there is more land than the government knows ___. A. it what to do with B. how to deal with it C. what to do with it D. to do what with
6. The Parkers bought a new house, ___will need a lot of work before they can move in. A．but that B．but it C．one D．which 7. I love swimming, ____ keeps me fit. A.and it B. which C. it D. as 8. They said they had finished the work, but___. A.I can’t believe it B. what I can’t believe C. which I can’t believe D. I don’t believe
三、用来指代前文中的内容，或指代整个主 句。如： 1. Take your pound of flesh! I declare the court allows it and the law gives it to you. (P. 63 SEFC Book 3A) 割下你要的那一磅肉吧！ 我宣布法庭允许你这么做，法律把那一磅肉 判给你了。
2. We must make ___ to the public that something should be done to stop pollution. A.What is clear C. It clear B. it is clear D. that clear
3. I hate __ when people talk with their mouths full. A. it B. that C. these D. them
It is no use crying over spilt milk. [谚] 牛奶已 泼，哭也无用。
It ＋be＋过去分词＋that从句 It is said, reported, announced, hoped, thought，told，believed，expected， decided，suggested, known + that 从句
4. ___ one day they will have enough animals to set them free. A. It is hoped for C. As is hoped that B. what is hoped that D. It is hoped that
5. ____ inside his heart was beating wildly with fear. A. It appeared calm but B. He appeared calm, but C. What appeared calm was D. It was appeared calm, but
4. ____. I’ve got so much work I don’t know where to start. A.What an awful! C. That was awful! 5. ___with you? ___ Very well, thank you. A.What is going on B. How is it going C. How is everything going D. What is up B. It’s awful! D. As is awful,
二、用来指代人。说明某人的身份或者做某事的人； 指代婴儿或儿童；在不清楚某人性别时，也可使用 it，尤其在问答的形式中更为常见。例如：
1. ---Look, someone is coming. Who can it be? ---It may be the headmaster. ---It can’t be him. He has gone to Shanghai. ---It must be Mr. Zhang. He looks like the headmaster.
Fra Baidu bibliotek
2. If it is possible, hod up the part of the body which is bleeding. (P. 44 SEFC Book 2A) 如果可能的话，就把出血的部位抬起来。 3. I was disappointed with the film ，I had expected _______ to be much better． A．that B．this C．one D．it
五、指代不定式、动名词、从句等，用作形 式主语或形式宾语。如： 1.___ always difficult to be in a foreign country, especially if you don’t speak the language. A.That is always C. It will be always B. It is always D. That will always be
四、在一些相对固定的词组中出现，没有特 殊含义，经常不翻译。如： 1.He’s never really made it as an actor. (Oxford) 作为演员，他从未获得过真正的 成功。 2. It is my turn． 轮到我了。 3. That’s just it---I can’t work when you’re making so much noise. (Oxford) 原因就在这儿---你们这么吵，我没法工作。
It + be + fun/ a waste of time/ no good/ no use doing sth. 1. ___ to jump into a river on a hot summer day! A.How fun it is C. What fun of it is B. What fun it is D. What a fun it is
用 it 作形式主语或形式宾语的句型主要有: It + be + adj./ n. (for sb./of sb ) + to do sth. It + be + fun/ a waste of time/ no good/ no use doing sth. It ＋be＋过去分词＋that从句 It ＋be＋形容词＋ that从句 5、It ＋be＋名词（词组）＋that从句
It + be + adj./ n. (for sb./of sb ) + to do sth. 1. Is it possible necessary to tell his father everything? 2. In fact it is a hard job for the police to keep order in an important football match. 3. I don’t think it possible to master a foreign language without much memory work. 4. How silly of you it is to have done it!
2. ____Doctor Stone, isn’t it? She’s usually good. A.That is B. It is C. This is D. She is 3. ----Is that Doctor Stone? ----Yeah. ----Who is ___? A. this B. that C. she D. it
5、It ＋be＋名词（词组）＋that从句。 适用该句型的名词（词组）还有a pity，an honor，a good thing，a fact，a surprise， good news等。 如： 1）It is a pity (that) you missed the sports meeting last week. 2）___ is a fact that English is being accepted as an international language. A. There B. This C. That D. It
2、It is/ was/ will be + 一段时间 + before 从 句。表示“在（做某事）前过了多长时间”， 或“过了多长时间才……”。如： will be But it ________more than 100 years before the country begins once again to look as it did before. 但是在100年之后，这个国家才能恢复到以 前的样子。
it表示时间常用于句型： 1、It is/has been＋一段时间＋since 从句。 意为“自……以来已有多长时间了”或“自 不……以来已有多长时间了”。例如：
1）It is/has been many years since I was last in London (P. 136 SEFC Book 2B) 自 从我上次到伦敦，已经有许多年了。 2）It’s a long time since we met last. (P. 89 JEFC Book 3) 自从我们上次见面以来已经 有很长一段时间了。
It is said that the book was translated into many languages in 1950. The book is said to have been translated into many languages in 1950.
注意： 注意： 该句型中的形容词通常是表示事物的特点或 特征的如difficult，hard，easy，impossible， necessary，important等，此时用for； 表示人的性格特征或特点的如nice，good， bad，kind，silly，foolish，wise，clever， careless，rude，brave，cruel，careful， grateful等，这时要用 of。
It ＋be＋形容词＋ that从句 可用于此句型的形容词还有wonderful， true， good，right，wrong，important ，useless， surprising，clear，unusual，lucky，certain 等。 如： 1）It is quite certain that he will not make a speech at the meeting. 2）It is important that we (should) study hard.
2007届高三英语专题复习
It的用法
it是常见代词之一，它既可以指代时间、 地点、天气、距离等，还能作形式主语或形 式宾语，同时可以引起强调结构，是历年高 考热点之一。现结合高考试题对其用法作一 介绍。
一、用来表示时间、天气、地点、距离、环 境、形势等。例如： It is two miles to the beach. (Oxford) 这里到 海滨有两英里。 It was raining in the morning. (Oxford) 今天 早晨下着雨。 If it’s convenient I can see you tomorrow. (Oxford) 如果方便，我明天能见你。
4. Tom's mother kept telling him that he should work harder, ___ didn't help. A.he B. which C. she D. but it 5. It is said that in Australia there is more land than the government knows ___. A. it what to do with B. how to deal with it C. what to do with it D. to do what with
6. The Parkers bought a new house, ___will need a lot of work before they can move in. A．but that B．but it C．one D．which 7. I love swimming, ____ keeps me fit. A.and it B. which C. it D. as 8. They said they had finished the work, but___. A.I can’t believe it B. what I can’t believe C. which I can’t believe D. I don’t believe
三、用来指代前文中的内容，或指代整个主 句。如： 1. Take your pound of flesh! I declare the court allows it and the law gives it to you. (P. 63 SEFC Book 3A) 割下你要的那一磅肉吧！ 我宣布法庭允许你这么做，法律把那一磅肉 判给你了。
2. We must make ___ to the public that something should be done to stop pollution. A.What is clear C. It clear B. it is clear D. that clear
3. I hate __ when people talk with their mouths full. A. it B. that C. these D. them
It is no use crying over spilt milk. [谚] 牛奶已 泼，哭也无用。
It ＋be＋过去分词＋that从句 It is said, reported, announced, hoped, thought，told，believed，expected， decided，suggested, known + that 从句
4. ___ one day they will have enough animals to set them free. A. It is hoped for C. As is hoped that B. what is hoped that D. It is hoped that
5. ____ inside his heart was beating wildly with fear. A. It appeared calm but B. He appeared calm, but C. What appeared calm was D. It was appeared calm, but
4. ____. I’ve got so much work I don’t know where to start. A.What an awful! C. That was awful! 5. ___with you? ___ Very well, thank you. A.What is going on B. How is it going C. How is everything going D. What is up B. It’s awful! D. As is awful,
二、用来指代人。说明某人的身份或者做某事的人； 指代婴儿或儿童；在不清楚某人性别时，也可使用 it，尤其在问答的形式中更为常见。例如：
1. ---Look, someone is coming. Who can it be? ---It may be the headmaster. ---It can’t be him. He has gone to Shanghai. ---It must be Mr. Zhang. He looks like the headmaster.
Fra Baidu bibliotek
2. If it is possible, hod up the part of the body which is bleeding. (P. 44 SEFC Book 2A) 如果可能的话，就把出血的部位抬起来。 3. I was disappointed with the film ，I had expected _______ to be much better． A．that B．this C．one D．it
五、指代不定式、动名词、从句等，用作形 式主语或形式宾语。如： 1.___ always difficult to be in a foreign country, especially if you don’t speak the language. A.That is always C. It will be always B. It is always D. That will always be
四、在一些相对固定的词组中出现，没有特 殊含义，经常不翻译。如： 1.He’s never really made it as an actor. (Oxford) 作为演员，他从未获得过真正的 成功。 2. It is my turn． 轮到我了。 3. That’s just it---I can’t work when you’re making so much noise. (Oxford) 原因就在这儿---你们这么吵，我没法工作。
It + be + fun/ a waste of time/ no good/ no use doing sth. 1. ___ to jump into a river on a hot summer day! A.How fun it is C. What fun of it is B. What fun it is D. What a fun it is
用 it 作形式主语或形式宾语的句型主要有: It + be + adj./ n. (for sb./of sb ) + to do sth. It + be + fun/ a waste of time/ no good/ no use doing sth. It ＋be＋过去分词＋that从句 It ＋be＋形容词＋ that从句 5、It ＋be＋名词（词组）＋that从句
It + be + adj./ n. (for sb./of sb ) + to do sth. 1. Is it possible necessary to tell his father everything? 2. In fact it is a hard job for the police to keep order in an important football match. 3. I don’t think it possible to master a foreign language without much memory work. 4. How silly of you it is to have done it!
2. ____Doctor Stone, isn’t it? She’s usually good. A.That is B. It is C. This is D. She is 3. ----Is that Doctor Stone? ----Yeah. ----Who is ___? A. this B. that C. she D. it
5、It ＋be＋名词（词组）＋that从句。 适用该句型的名词（词组）还有a pity，an honor，a good thing，a fact，a surprise， good news等。 如： 1）It is a pity (that) you missed the sports meeting last week. 2）___ is a fact that English is being accepted as an international language. A. There B. This C. That D. It
2、It is/ was/ will be + 一段时间 + before 从 句。表示“在（做某事）前过了多长时间”， 或“过了多长时间才……”。如： will be But it ________more than 100 years before the country begins once again to look as it did before. 但是在100年之后，这个国家才能恢复到以 前的样子。
it表示时间常用于句型： 1、It is/has been＋一段时间＋since 从句。 意为“自……以来已有多长时间了”或“自 不……以来已有多长时间了”。例如：
1）It is/has been many years since I was last in London (P. 136 SEFC Book 2B) 自 从我上次到伦敦，已经有许多年了。 2）It’s a long time since we met last. (P. 89 JEFC Book 3) 自从我们上次见面以来已经 有很长一段时间了。