1、Uses of“It”I、用作人称代词的用作人称代词的 itII.用作先行词的用作先行词的 itIII.用在强调句型中的用在强调句型中的 itIV.用在固定结构中的用在固定结构中的 itI、用作人称代词的用作人称代词的it(1)1)it常指除人以外的一切生物和事物，相当常指除人以外的一切生物和事物，相当于汉语中的于汉语中的“它它”。有时也指前面提到的整。有时也指前面提到的整件事情。件事情。e.g.“where is the cat?”“Its under the table.”(=the cat);Youve helped her a lot;she will never forget it.
2、e.g.I had a good pen,but I lost it yesterday.Ill buy one tomorrow.I、用作人称代词的用作人称代词的it(2)2)在某些情况下，也可指人。常指划分不在某些情况下，也可指人。常指划分不明、性别不详或性别不重的人，特别是指明、性别不详或性别不重的人，特别是指婴幼儿。相当于婴幼儿。相当于 this&that。有时也指做某。有时也指做某个动作的人。个动作的人。e.g.The baby smiled when it saw its mother.e.g.“Who is it?”“Its me.”e.g.“Who is it over the
3、re?”“It must be headmaster.”“No,it cant be him,for he has gone to Paris.”I、用作人称代词的用作人称代词的it（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、汽车和城镇等无生命的东西。e.g.We love our motherland.We are proud of her.4)在回答“whats this/that?”的答语中,用it 代替 this/that。e.g.Whats this/that?Its a computer.I、用作人称代词的用作人称代词的
4、it（5）5)指时间天气.日期.温度和距离。常不翻译出来。e.g.“What time is it?”“Its 9 oclock.”Its five years since he left.Its getting colder and colder.It is only three hours walk from my home to the airport.II.用作先行词的用作先行词的 it(1)当主语或宾语是动词不定式、动名词或当主语或宾语是动词不定式、动名词或名词性从句时，常把以上真正的主语放名词性从句时，常把以上真正的主语放在句末，而用在句末，而用 it 放在主语或宾语的位置放在主语
5、或宾语的位置上，使句子结构更清楚。这时，上，使句子结构更清楚。这时，it 叫先叫先行词或形式主语行词或形式主语/形式宾语。形式宾语。e.g.Its very useful to master English.Its no use learning without thinking.It worried me that she didnt phone.II.用作先行词的用作先行词的it（2）e.g.I found it important to study English.I feel it no use crying.I think it strange that no one would t
6、ake the money.注：注：it作形式宾语时，宾语之后一定要作形式宾语时，宾语之后一定要有宾语补足语。否则，就不能用有宾语补足语。否则，就不能用it了。了。因为宾语已因为宾语已经在句末。经在句末。III.用在强调句型中的用在强调句型中的it (1)强调句子的主语强调句子的主语,宾语宾语,表语或状语时，常用：表语或状语时，常用：“It is/was+被强调的部分被强调的部分+that连剩余部连剩余部分分”.这种句型不能强调谓语动词。如果强调这种句型不能强调谓语动词。如果强调的部分是人，可用的部分是人，可用who/whom代替代替that。e.g.He is on duty today i
7、n the factory.It is he that/who is on duty today Its on duty that he is today Its today that he is on duty in Its in the factory that he is It was because he got up late that/why/how he missed the train.Its hard that he works.III.用在强调句型中的用在强调句型中的it(2)注注1：-句中的句中的that不能用不能用where/when代替。代替。注注2：强调句型中的谓语
8、只能有两种：强调句型中的谓语只能有两种：was/is.注注3：强调主语时，谓语应与主语的人称和数：强调主语时，谓语应与主语的人称和数保持一致。保持一致。e.g.It is I that am a student.(不能用不能用is/was/are/were)It was Tom and his sister that were praised.注注4：not until 句型用在强调句型中，主句不再句型用在强调句型中，主句不再倒装了。倒装了。e.g.It was not until 9 oclock that I went to bed.III.用在强调句型中的用在强调句型中的it(3)注注5
9、：要检查强调句型与其它句型的区别就是要检查强调句型与其它句型的区别就是去掉去掉“its/wasthat”,在将句子还原，不在将句子还原，不多一个词不少一个词，句子结构完整，就是强多一个词不少一个词，句子结构完整，就是强调句，否则是其它句型。调句，否则是其它句型。e.g.It was last night that I saw the film.(强强)It was reported that these books sell well.(主从主从)It is in the place that I was born.（强）（强）e.g.It is the place where I was b
10、orn.（定从）（定从）=It is the place that I was born in.III.用在强调句型中的用在强调句型中的it(4)注注6：在特殊疑问句中，只能强调特殊在特殊疑问句中，只能强调特殊疑问词。其结构为：疑问词。其结构为：“疑问词疑问词+强调句型强调句型的一般疑问句？的一般疑问句？”即：即：“wh-+is/was it that连剩余部分？连剩余部分？”e.g.Where were you born?Where was it that you were born?Where is it that well leave?IV.用在固定结构中的it e.g.Take it
11、easy.Take it for granted.Believe it or not.e.g.“hello!Who is that(speaking)?”“This is john/I(speaking).不能用it代this V.it用于惯用法结构中,模糊地指一般情况,或指由上下文句可以了解的事物.1.So it seems.好像是如此.2.Go it!继续努力!3.Now you will catch it!现在你可倒霉了!4.Whose turn is it next?下一个轮到谁啦?I.Discuss the following sentences and tell the funct
12、ion of“it”:1.Its difficult to remember all their names.2.Its very quiet in the caf.3.It rained for three days.4.He made it clear that he didnt want to speak to me.5.It was nice to meeting you.6.It was on Tuesday that Smith came.7.Its three miles from here to the nearest garage.8.A tall man stood up
13、and shook hands.It was captain Lawrie.9.I hear you bought a new bike.Can you show it to me?10.It was five a clock when we got back home yesterday.11.It was dirty and wet below the ship where the slaves were kept.12.It was on this coast that lots of his people disappeared.13.It was most likely that o
14、ne third of them had lost their lives.Exercises小魔方站作品小魔方站作品 盗版必究盗版必究语文语文附赠附赠 中高考状元学习方法中高考状元学习方法 前前 言言 高考状元是一个特殊的群体，在许多高考状元是一个特殊的群体，在许多人的眼中，他们就如浩瀚宇宙里璀璨夺目人的眼中，他们就如浩瀚宇宙里璀璨夺目的星星那样遥不可及。但实际上他们和我的星星那样遥不可及。但实际上他们和我们每一个同学都一样平凡而普通，但他们们每一个同学都一样平凡而普通，但他们有是不平凡不普通的，他们的不平凡之处有是不平凡不普通的，他们的不平凡之处就是在学习方面有一些独到的个性，又有就是在学习方面有一些独到的个性，又有着一些共性，而这些对在校的同学尤其是着一些共性，而这些对在校的同学尤其是将参加高考的同学都有一定的借鉴意义。将参加高考的同学都有一定的借鉴意义。青春风采北京市文科状元北京市文科状元 阳光女孩阳光女孩-何旋何旋 高考总分：高考总分：692分分(含含20分加分分加分)语文语文131分分 数学数学145分分英语英语141分分 文综文综255分分毕业学校：北京二中毕业学校：北京二中报考高校：报考高校：北京大学光华管理学北京大学光华管理学院院
