2022年中考英语语法（ppt课件） -it的用法.pptx

1、初中英语语法初中英语语法it的用法的用法写在前面：写在前面：在英语学习中，在英语学习中，itit可谓是无处不在，那到底可谓是无处不在，那到底itit该怎么用呢？该怎么用呢？写在前面：写在前面：目录目录一、人称代词一、人称代词itit的用法的用法1.1.人称代词人称代词 it it 有实义有实义,是第三人称单数代词是第三人称单数代词,译为译为“它它”,一般指人以外的一一般指人以外的一切生物或事物切生物或事物,有时也指婴儿或不知性别的人有时也指婴儿或不知性别的人。A bird landed on my window.A bird landed on my window.ItIt chirped a

2、nd danced.chirped and danced.一只鸟落在我的窗户上。它唱歌又跳舞。一只鸟落在我的窗户上。它唱歌又跳舞。The baby is crying.The baby is crying.ItIt might be hungry might be hungry.宝宝正在哭宝宝正在哭,或许是饿了。或许是饿了。Someone is ringing.Who might Someone is ringing.Who might itit be?be?有人正在按门铃。可能是谁呢有人正在按门铃。可能是谁呢?一、人称代词一、人称代词itit的用法的用法2.2.用于用于“it is/was+

3、it is/was+表语表语”的结构的结构,指明某人或某物的身份指明某人或某物的身份-Who is there downstairs?-Who is there downstairs?楼下是谁楼下是谁?-ItIts the postman.s the postman.是邮递员。是邮递员。一、人称代词一、人称代词itit的用法的用法3.3.指代指代 this this 或或 that that ThisThis is your plan,isnt is your plan,isnt itit?这就是你的计划这就是你的计划,是不是是不是?Whats Whats thatthat on the de

4、sk?on the desk?桌子上的那个是什么桌子上的那个是什么?I guess I guess itit might be a robot might be a robot.我猜可能是一个机器人。我猜可能是一个机器人。注意注意指示代词指示代词 this/that this/that 作主语作主语的问句，回答时用的问句，回答时用itit代替代替 this/that this/that。二、非人称代词二、非人称代词itit的用法的用法非人称代词非人称代词itit可表示时间、天气、季节、距离可表示时间、天气、季节、距离,可指代上文内容可指代上文内容,还可代替不还可代替不定式、定式、V-ing V

5、-ing形式、从句等作形式主语和形式宾语。形式、从句等作形式主语和形式宾语。二、非人称代词二、非人称代词itit的用法的用法1.1.指指 时时 间间ItIts early spring,but its already very hot.s early spring,but its already very hot.现在是初春现在是初春,但天气已经很热了。但天气已经很热了。What time is What time is itit now by your watch?now by your watch?你的表现在几点了你的表现在几点了?二、非人称代词二、非人称代词itit的用法的用法2.2.指

6、天气指天气Is Is itit going to be windy tomorrow?going to be windy tomorrow?明天会刮风吗明天会刮风吗?ItIt was raining hard when I arrived home.was raining hard when I arrived home.我到家时我到家时,雨下得正大。雨下得正大。二、非人称代词二、非人称代词itit的用法的用法3 3.指距离指距离ItIts about 15 minutes walk from here to the bar.s about 15 minutes walk from here

7、to the bar.从这里到酒吧大约有从这里到酒吧大约有 15 15 分钟的步行路程分钟的步行路程。How far is How far is itit from your company to where you live?from your company to where you live?从你的公司到你住的地方有多远从你的公司到你住的地方有多远?二、非人称代词二、非人称代词itit的用法的用法4.4.指代上文内容指代上文内容it it 可以指代上文提到的内容可以指代上文提到的内容,可以是词、短语可以是词、短语,也可是句子。也可是句子。Professor Lee gave us a l

8、ecture yesterday.Professor Lee gave us a lecture yesterday.ItIt was of great interest.was of great interest.李教授昨天给我们作了一个演讲。演讲非常有趣。李教授昨天给我们作了一个演讲。演讲非常有趣。Yang Liwei was the first Chinese to be sent up into space.Yang Liwei was the first Chinese to be sent up into space.ItIt made made the Chinese proud

9、.the Chinese proud.杨利伟是第一个被送人太空的中国人。这使中国人自豪。杨利伟是第一个被送人太空的中国人。这使中国人自豪。二、非人称代词二、非人称代词itit的用法的用法5.5.作形式主语作形式主语I It ts very nice of them s very nice of them to help me outto help me out.他们帮了我的忙他们帮了我的忙,真是太好了。真是太好了。ItIt is important for us is important for us to master the computer skills.to master the co

10、mputer skills.掌握计算机技能对于我们来说是十分重要的。掌握计算机技能对于我们来说是十分重要的。ItIt is no good is no good discussing the matter with Jack.discussing the matter with Jack.跟杰克讨论此事是没有用的。跟杰克讨论此事是没有用的。ItIt is a fact is a fact that the population is still increasingthat the population is still increasing.人口仍在增长是一个事实。人口仍在增长是一个事实。I

11、tIt is clear is clear that you are making mistakes.that you are making mistakes.很明显很明显,你正在犯错误。你正在犯错误。二、非人称代词二、非人称代词itit的用法的用法 常用必备常用必备常用的常用的 it it 代替代替 that that 从句作形式主语的句式从句作形式主语的句式It is a good thing that.It is a good thing that.是一件好事情是一件好事情 It is good news that.It is good news that.是好消息是好消息 Ii is

12、obvious that.Ii is obvious that.很明显很明显 It is necessary that.It is necessary that.有必要有必要 It is important that.It is important that.很重要很重要It is strange that.It is strange that.很奇怪很奇怪 Its surprising that.Its surprising that.令人惊讶令人惊讶 It is likely/possible that.It is likely/possible that.很可能很可能 二、非人称代词二、

13、非人称代词itit的用法的用法 常用必备常用必备*It is well-known that.It is well-known that.众所周知众所周知 *It is said that.It is said that.据说据说 *It is reported that.It is reported that.据报道据报道 *It is recorded that.It is recorded that.据记载据记载 *It is suggested that.It is suggested that.有人提议有人提议 *It is ordered that.It is ordered th

14、at.根据命令根据命令 *Ii should be noted that.Ii should be noted that.应注意应注意 *It occurs to sb.that.It occurs to sb.that.某人想到某人想到.二、非人称代词二、非人称代词itit的用法的用法6.6.作形式宾语作形式宾语I find I find itit hard hard to learn gymnasticsto learn gymnastics.我发现学体操很难。我发现学体操很难。I feel I feel itit necessary necessary to learn every da

15、yto learn every day.我觉得每天学习很有必要。我觉得每天学习很有必要。I made I made itit a rule a rule to keep a diary every dayto keep a diary every day.我定下一个规矩我定下一个规矩,每天写日记。每天写日记。I believe I believe itit no use no use reading without understanding.reading without understanding.我认为只读书不理解没用。我认为只读书不理解没用。二、非人称代词二、非人称代词itit的用法的

16、用法高频考点高频考点i it t作形式主语和形式宾语的用法主要涉及一些常用作形式主语和形式宾语的用法主要涉及一些常用句句型。型。1.We find _1.We find _more useful for students to do new eye exercises.more useful for students to do new eye exercises.A.A.ititB.this B.this C.one C.one D.that D.that【答案】【答案】A A二、非人称代词二、非人称代词itit的用法的用法高频考点高频考点2._2._is quite easy for pe

17、ople to find any place in the world with is quite easy for people to find any place in the world with the help of online maps.the help of online maps.A.That A.That B.It B.It C.Onc C.Onc【答案】【答案】B B三、常用三、常用itit的固定句型的固定句型1.“lt is/has been+1.“lt is/has been+时间段时间段+since.”+since.”表示表示“自从自从以来以来,有有”,”,sinc

18、e since 后常用一般过去时后常用一般过去时。ItIt is/has been years since we is/has been years since we partedparted in the West Point.in the West Point.自从我们在西点军校分别以来自从我们在西点军校分别以来,已有多年了。已有多年了。三、常用三、常用itit的固定句型的固定句型2.“It was+2.“It was+时间段时间段+before.”+before.”表示表示“过了多久才过了多久才”;”;“It will(not)be+“It will(not)be+时间段时间段+befo

19、re.”+before.”表示表示“要过多久才要过多久才”或或“不久不久就就”I It t was a long time before people began to use written language.was a long time before people began to use written language.过了很久过了很久,人们才开始运用书面语言。人们才开始运用书面语言。It will not be long before you regret for what you are doing now.It will not be long before you regre

20、t for what you are doing now.不久不久,你就会对你现在的所作所为感到后悔。你就会对你现在的所作所为感到后悔。三、常用三、常用itit的固定句型的固定句型3.“lt happens/happened that.”3.“lt happens/happened that.”意为意为“碰巧碰巧”.”.It happens that I know him.It happens that I know him.碰巧我认识他。碰巧我认识他。IIt t happened that I was not in Shanghai at the time.happened that I w

21、as not in Shanghai at the time.碰巧我那时不在上海。碰巧我那时不在上海。三、常用三、常用itit的固定句型的固定句型4.4.“lt seems/appears that.”“lt seems/appears that.”意为意为“好像好像”It seems that he likes his new job.It seems that he likes his new job.他似乎很喜欢他的新工作。他似乎很喜欢他的新工作。It appeared that he was talking to himself.It appeared that he was talk

22、ing to himself.他好像在自言自语。他好像在自言自语。三、常用三、常用itit的固定句型的固定句型5.5.“lt turns out that.”“lt turns out that.”意为意为“结果是结果是”ItIt turns out that were going to have another busy day.turns out that were going to have another busy day.结果是我们要度过又一个繁忙之日。结果是我们要度过又一个繁忙之日。ItIt turns out that this method does not work well

23、.turns out that this method does not work well.结果是这种方法效果不佳。结果是这种方法效果不佳。四、过关斩将四、过关斩将1.1.-I think-I think_ good to study with a group.good to study with a group.-I I agree with you.Group work makes us study better.agree with you.Group work makes us study better.A.that A.that B.it B.it C.its C.its【答案】【

24、答案】B B四、过关斩将四、过关斩将2.2.LiLeiLiLei realized_realized_ necessary for him to get up early to do necessary for him to get up early to do some exercise,forsome exercise,for he found he was getting fatter and fatter.he found he was getting fatter and fatter.A.it A.it B.that B.that C.one C.one D.this D.this

25、【答案】【答案】A A四、过关斩将四、过关斩将3.-3.-Excuse me.I want to buy some stamps.Where can I find a post Excuse me.I want to buy some stamps.Where can I find a post office?office?-I know_ not far from here.You can easily find _.-I know_ not far from here.You can easily find _.A.that;it A.that;it B.it;one B.it;one C

26、.one;it C.one;it【答案】【答案】C C四、过关斩将四、过关斩将4 4.Harry PotterHarry Potter is so interesting a book that lots of teenagers is so interesting a book that lots of teenagers like to readlike to read_._.A.it A.it B.this B.this C.that C.that D D.one.one【答案】【答案】A A四、过关斩将四、过关斩将5.5.I hate _when people talk with their mouths full.I hate _when people talk with their mouths full.A.itA.itB.thatB.thatC.theseC.theseD.them D.them【答案】【答案】A AthanksTHANK YOU WATCHING THIS ONE