高考重点：It的用法.doc

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1、高考重点：It的用法————————————————————————————————作者：————————————————————————————————日期：高考语法点It用法总结一句型篇1.Itis+被强调部分+thatItwastheythat(who)cleanedtheclassroomyesterday.ItwasinthestreetthatImetherfather.Itwaswithgreatjoy___hereceivedthenewsthathislostdaughterhadbeenfound.(2004福建)A.because  B.which  

2、C.since  D.that (D)2.Itisnotuntil+被强调的部分+thatItwasnotuntilshetookoffherdarkglassesthatIrealizedshewasafilmstar.=NotuntilshetookoffherdarkglassesdidIrealizeshewasafilmstar.=Ididn’trealizeshewasafamousfilmstaruntilshetookoffherdarkglasses.Itwas___backhomeaftertheexperiment.(2004 湖北)A.notunti

3、lmidnightdidhego  B.untilmidnightthathedidn’tgoC.notuntilmidnightthathewent  D.untilmidnightwhenhedidn’tgo特殊疑问句：Wh-/Howwas/isitthat…? 3.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结构。Itisveryclearthathe’sroundandtalllikeatree.=Thath

4、e’sroundandtalllikeatreeisveryclear.4.Itisimportant(necessary,right,strange,natural…)that…该句型和上一句同属一个句型。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.Itissaid(reported,learned…)tha

5、t…该句型中的it仍是形式主语，真正的主语是that引导的主语从句。该结构常译为“据说（据报道，据悉……）ItissaidthathehascometoBeijing.Itisreportedthatanotherearthsatellitehasbeenputintoorbit.6.Itissuggested(ordered…)that…该句型和上一句属一个句型。主句中的过去分词是表示请求、建议、命令等词时，that后的从句要用虚拟语气（should+动词原形）。可以省略，常译为“据建议；有命令……”Itissuggestedthatthemeeting(should)b

6、eputoff.Itwasorderedthatwe(should)arrivethereintwohours.7.Itisapity(ashame…)that…在该句型中，that后的从句一般用虚拟语气（should+动词原形），should可以省去，表示出乎意料，常译为“竟然”。没有这种意义时，则不用虚拟语气。Itisapitythatsuchathing(should)happeninyourclass.种事竟然发生在你们班上，真是遗憾。Itisapitythatheisill.生病了，真遗憾！8.Itistime(abouttime,hightime)that…该句

7、型中that后的从句应该用虚拟语气，值得注意的是：常用过去时态表示虚拟，有时也用should+动词原形，should不能省。常译为“是（正是）……的时候……”Itistimethatchildrenshouldgotobed.Itistimethatchildrenwenttobed.9.Itisthefirst(second,…)timethat…该句型应和上一个句型区别开来。该句型中不用虚拟语气，而用完成时态。至于用哪种完成时态，由主句的谓语动词的时态来决定。如果是一般现在时，从句用现在完成时态；如果是一般过去