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1、It的用法It’s10:08It’slovelyItweighsonly3kilosIt’salargesumofmoney2.2.指时间: Itwasnearlymidnightwhenshecameback. 2.3.指环境: Itwasveryquietinthecafé. 2.4.指距离：Itishalfanhour’swalktothecitycentre.3.it的其他用法3.1.表示谁在做某事的句子：Whoisit?---It’sme. Herfacelightedwhenshesawwhoitwas. 3.2.用来
2、泛泛的指某件事：Soyouaregoingtobemarriedthistime？Whenisit？Itdoesn’tmatter. Itisashame,isn’tit?it可用来指代前文提到的人,物或事情,也可以用来指时间,金钱,距离,天气等自然现象基本用法:1.S+think+it+necessary+(forsb.)todosth.Thechairmanthought___necessarytoinviteProfessorSmithtospeakatthemeeting.(05全国)A.thatB.itC.thisD.h
3、imSentencepatterns:B…find…possiblefeel…important…/clause形式宾语2.S+V+it+one’sduty+(forsb.)todosth./clause3.S+V+it+nogood+doingsth.nouse形式宾语Ithinkithisdutytocleantheblackboard.Sentencepatterns:…aruleanhonour………findpossibleS+think+it+necessary+(forsb.)todosth./clausefeelim
4、portant……Sentencepatterns:形式宾语…arule2.S+V+it+one’sduty+(forsb.)todosth./clauseanhonour…3.S+V+it+nogood+doingsth.nouseIlike___intheautumnwhentheweatherisclearandbright.(04全国)A.thisB.thatC.itD.one点拨:这是it作形式宾语的一种特殊用法.少数动词(如like,love,enjoy,dislike,hate,appreciate等)或包含介词的动
5、词短语(如seeto,dependon等)后接宾语从句,必须先由it担任形式宾语,再接从句.Ilike(enjoy,hate…)itwhen….Iwouldappreciateitif……seeto(dependon…)itthat…Sentencepatterns:C形式宾语1.Itisnecessarytobepreparedforajobinterview.Havingtheanswersreadywillbeofgreathelp.2.TheForeignMinistersaid,“Itisourhopethatthetw
6、osideswillworktowardspeace.”3.Itisknowntoeverybodythatthemoontravelsroundtheearthonceeverymonth.形式主语高考真题Itisclear(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。Itisveryclearthathe’sroundandtalllikeatree.=Th
7、athe’sroundandtalllikeatreeisveryclear.4.Itisimportant(necessary，strange，natural...)that...该句型和上一个同属一个句型；由于主句中的形容词不同，that后的从句中要用虚拟语气（should+动词原形），should可以省去，建议记住该句型中的形容词。Itisimportantthatwe(should)learnEnglishwell.Itisnecessarythathe(should)rememberthesewords.5.Itissa
8、id(reported，learned....)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．．．）＂。ItissaidthathehascometoBeijing.Itisrepor
