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1、It的用法,It 用法归纳 一、 指代it 二、 形式it 三、 强调it 四、 含有it的句型,一，指代it 用来指代上文提到的事物。 1.-Pass me your pen. - Here it is . 2.Whatever you do and say, ask yourself whether it is welcomed by others. 3.The Olympic Game will be held in Beijing in 2008. It makes the Chinese proud.,2. 表示时间，天气， 距离，温度等。,Its 10:08,1.It was co
2、ld yesterday. 2.It may be 25 kms from here to the town. 3.It was very quiet in the caf.,3. 、作为人称代词，it可以用来指东西、动物、婴儿和未确定身份的人。 1.Wheres my left eye? Have you seen it? 2.The cat is in the garden, isnt it? 3.The baby cried because it is hungry. 4. (有人在敲门）Who is it?,Its lovely,It weighs only 3 kilos.,Its
3、a large sum of money.,4.表示谁在做某事的句子：1.- Who is it? -Its me.2.Her face lighted when she saw who it was. 5.用来泛泛的指某件事：1.It doesnt matter.2.It is a shame, isnt it? 3.So you are going to be married this time？When is it？,特别注意： it,one和that作替代词的用法及区别 1.it代替前面提到的同一事物,该事物既可以是可数名词也可以是不可数名词。 Thenewsthattheyfaile
4、dtheirdrivingtest upset him,_? A.didthey B.didntthey C.didit D.didntit,2.one代替前面提到的同类事物中的一个。该事物只能是可数名词,前面可以有冠词,也可以被this、that或形容词修饰,其后也可以有定语。 -Whydontwehavealittlebreak? -Didntwejusthave_? A.itB.thatC.oneD.this,3.that代替前面提到的同类事物中特指的一个。该事物既可以是可数名词也可以是不可数名词,要有后置定语,但不可以有前置修饰语。 Fewpleasurescanequalto _of
5、acooldirnkonahotday. A.someB.anyC.thatD.those,二，形式it- 形式主语， 形式宾语,1. It is necessary to be prepared for a job interview. Having the answers ready will be of great help. 2. It is known to everybody that the moon travels round the earth once every month.,形式主语,It is clear ( obvious， true， possible， cert
6、ain.) that . 1.It is very clear that hes round and tall like a tree.,形式主语,2. It is important ( necessary， strange， natural.) that . that 后的从句中要用虚拟语气（should + 动词原形。 It is important that we (should) have enough rice. It is necessary that he (should) remember these words.,形式主语,3. Itssurprisingthat(shou
7、ld)竟然 例Itssurpringthatyoushould apologizetoherwithout any reason.,形式主语,4. It is a pity ( a shame . ) that . that后的从句一般用虚拟语气（should + 动词原形），常译为“竟然”。没有这种意义时，则不用虚拟语气。 It is a pity that such a thing ( should ) happen in your class. It is a pity that he is ill today.,5. It is our hope ( a duty/ an honour
8、 . ) that . 例 The Foreign Minister said, “It is our hope that the two sides will work towards peace.” 译。 1.很荣幸能请你来为我的小狗洗脚。 It s an honour that I can invite you to come to wash the legs for my dog. 2.照顾老人是我们的职责。 Its our duty that we take care of the old.,6. It is said (reported， learned， thought,beli
9、eved, known hoped,expected,agreed,accepted,decided,planed,understood,） that . 常译为“据说（据报道，据悉）”。 It is reported that another earth satellite has been put into orbit.,7. It is suggested ( ordered /demanded/insisted/commanded. ) that . that后的从句要用虚拟语气（should + 动词原形），should 可以省；常译为“据建议；有命令） It is suggeste
10、d that the meeting ( should ) be put off. It was ordered that we ( should ) arrive there in two hours.,8. It happens (seems， appears,comeabout,turnout,)等不及物动词+that. 碰巧./看来/似乎. It happened （chanced）that he met his teacher in the street. 看来他是吃错了药。 It seems that he took the wrong midicine. 结果是他吃到了五花肉（p
11、anceta)。 It turned out that he had panceta finally.,9. It is adj ( for sb. ) to do sth. important， necessary， natural ， impossible ， unusual ， rare ， normal ， easy ， hard ， difficult ， dangerous ， pleasant ， likely,right,wrong,clear, obvious,certain,suitable,proper,useful, 等。,10. It is adj ( of sb.
12、) to do sth. good （好心的）， nice（有教养的）， polite， kind ， brave ， careless， honest ，modest ， considerate,naughty ， wise ， clever ， thoughtful,careful,crazy， bad ， lazy ， rude ， cruel ， foolish ， silly ， stupid ，.等。 这个句型可以改写为：sb. is adj to do sth. 。 It is kind of you to say so. = You are kind to say so.,11
13、.It替代作主语的动名词 Itsnogood/usedoing Its(well) worthdoing 例Itsnousecryingoverspiltmilk.,12. It takes sb. . to do sth. “做要花费某人”。 It took thousands of people many years to build the Great Wall. 13. It doesnt matter whether ( if ) . “不论（是否）没关系。 It doesnt matter if they are old.,形式宾语,1.动词+ it + 形容词/名词+（ for
14、sb +）to do + that 从句,think, believe, suppose, consider, feel, make, Keep ,hard useless worth worthwhile ,nouse/nogood/ worthoneswhile/ awasteoftime/ money/energy/ words,2.动词+ it + 形容词 + that从（should）,important/ unimportant/ necessary/ unnecessary /natural/ essential,形式宾语,The chairman thought _ neces
15、sary to invite Mr. Obama to visit Peking. A. that B. it C. this D. him 例. 我认为你去参加这会议很重要。 Ithinkitimportantthatyou(should)attend theconference.,形式宾语,3.动词+ it+as+noun/adj. + 从句,accept, regard, take, see, view 例Thespeakertakesitasencouraging whenmanystudentsattendhislecture.,4.动词+it+to sb.+that oweitto
16、sb.that把归功于 leaveittosbthat把留给某人去做 takeitforgrantedthat把想当然 keepitinmindthat把记在心里 例1.Dontbothertotidy your room. Justleaveittometodo . 他想当然的以为女朋友会再回来。 He took it for granted that his girlfriend would come back again.,5.动词+it+that enjoy, like,/ love, dislike, appreciate hate, dontmind, befondof, feellike, seeto/ depend on /insist on例Ihateityoucandancesowell butIcant.
