小升初“it”用法总结

it的用法一.it作人称代词Iloveswimming.Itkeepsmefit.Isthisyourdog？No,itisn’t.Who’sthelovelybaby?Thebabyiscrying.Itmightbehungry.Who’sknockingatthedoor?---ItmaybeTom.Whoismakingsuchanoise?---Itmustbethetwins.What'sthis?---It'sapen.指刚提人或物，以避免重复:也可以指动物或未知性别、身份的人，指做某个动作的人或与某事有关系的人。用以代替指示代词this、that。1.MrSmithisatthedoor._______wantstoseeyou.2.Someoneisatthedoor.________mustbeMrSmith.A.HeB.ItC.ThisD.That二.非人称代词it1.it有时并不指具体的东西，而泛指天气、时间、日期、距离、价值、度量、温度、环境等，（1）.指天气：Itwasverycold.Itsnowedandgrewdark.（2）.指时间:Itwasnearlymidnightwhenshecameback.（3）.指环境:Itwasveryquietinthecafé.(4).指距离：Itishalfanhour’swalktothecitycentre.4.it作形式主语替代不定式1).Ittakessb....todosth.“做．．．要花费某人．．”IttookthousandsofpeoplemanyyearstobuildtheGreatWall.Ittakesmetwohourstoarrivethere.到那里花了我两个小时。2).Itisadj.(ofsb.)todosth.主句中的形容词必须是能表示逻辑主语特征的形容词。常见的有：bad，brave，careless，clever，cruel，foolish，stupid，wisewrong等。这个句型可以改写为：sb.iskindtodosth.Itiskindofyoutosayso.=Youarekindtosayso.Itiscarefulofhertohelphermotherputonthecoat.她很细心地帮妈妈床上外套。3).Itisadj.(forsb.)todosth.常见的形容词有：important，necessary，natural,easy，safe，common，normal，hard，difficult,dangerous等。Itisimportantforhertocometotheparty.Itisnecessaryforustolearnaforeignlanguage.对我们来说，学习一门外语是很重要的。1.Itwaswise_____himtogiveupsmoking.2.Itisdangerous_____themtoplayfootballinthestreet.3.Itisclever_____monitortochoose“TrueWords”.4.Itisnecessary_____teenagerstolearnaforeignlanguage.5.Itwascruel_____himtokillthecat.“of”or“for”4.It作形式宾语代替不定式.主句中常用的动词：think,believe,find,consider,feel；1).Sb.find+it+adj.(ofsb)todosth.Wethinkitwiseforhimtogiveupsmoking.1.Hefelt…2.Itiscruleforhimtokillthecat.Hefeltitcruelforhimtokillthecat.2).Sb.find+it+adj.+(forsb)todosth.Hefeltitnecessary(forthegirl)togohomeontime.1.Wethink…2.Itisimportantforustolearnaforeignlanguage.Wethinkitimportant(forus)tolearnaforeignlanguage.2.itisnecessary+(forsb.)todosth.possibleimportant…形式主语1.itis+kind+(ofsb.)todosth.stupidcareless…常见adj.有：brave，careless，clever，cruel，foolish，stupid，wise等,表示某人的品质、特征。常见adj.有：important，necessary，naturaleasy，safe，common，normal，hard，difficult,dangerous2.S+think+it+necessary+(forsb.)todosth.findpossible主句中常用的动词：think,believe,find,consider,feel；important…形式宾语1.S+think+it+kind+(ofsb.)todosth.findfeel…stupidcareless…feel…It的用法：1.作人称代词指刚提人或物，以避免重复:•也可以指动物或未知性别、身份的人，指做某个动作的人或与某事有关系的人。•用以代替指示代词this、that。•2.非人称代词•天气与时间•距离与金钱•物它是三单•推测“it”现•形主行宾是考点Suddenly___begantorain.Hefound__hardtowalkthere.Thenhetookabushome.Unfortunately___wentwrong.Whenhegothome,hewaswetthrough.Thus___wasadaythathewouldneverforget.itititit“It”试题解析1.TheParkersboughtanewhousebut_____willneedalotofworkbeforetheycanmovein.A.theyB.itC.oneD.which“It”试题解析2.Tom’smotherkepttellinghimthatheshouldworkharder,but____didn’thelp.A.heB.whichC.sheD.it3.Doyouhaveenoughglassesforeachguesttohave_________?A.itB.themC.thatD.one√4.Whydon’twetakealittlebreak?Didn’twejusthave__________?A.itB.thatC.oneD.this√6.-Hewasnearlydrownedonce.-Whenwas_________?-____wasin1998whenhewasinmiddleschool.A.that;ItB.this;ThisC.this;ItD.that;this5.Thechairmanthought___necessarytoinviteProfessorSmithtospeakatthemeeting.(05全国)A.thatB.itC.thisD.him6.Ittookusoveranhour_______alongthestreet.A.walkB.towalkC.walkingD.walked7.Ithinkitagreathonour_____tovisityourcountry.A.toinviteB.invitingC.havinginvitedD.tobeinvited8.Manypeoplenowmake_______aruletobuycardsfortheirfriendsbeforeChristmas.A.themselvesB.itC.thatD.this9._____isverycleartoeveryonethathe'sroundandtalllikeatree.A.ThisB.WhatC.ThatD.It10.Sillyme!Iforgetwhatmyluggagelookslike?–Whatdoyouthinkof______overthere?A.theoneB.thisC.itD.that11.Everyoneknowsthat_______isdangeroustoplaywithfire,but_______isdifficultistopreventchildrenfromplayingwithfire.A.it,itB.what,whatC.it,whatD.what,it