it用法及强调句型(知识梳理)

1、it用法及强调句型真题再现Bachdiedin1750,butitwasnotuntiltheearly19thcenturyhismusicalgiftwasfullyrecognized.A.whileB.thoughC.thatD.afterItwaswhenwewerereturninghomeIrealizedwhatagoodfeelingitwastohavehelpedsomeoneintrouble.A.whichB.thatC.whereD.howHowwouldyoulikeifyouwerewatchingyourfavoriteTVprogramandsomeonec

2、ameintotheroomandjustshutitoffwithoutaskingyou?A.themB.oneC.thoseD.itIfyourebuyingtodayspaperfromthestand,couldyougetforme?A.oneB.suchC.thisD.thatStudyingWendysmenu,IfoundthatmanyoftheitemsaresimilartoofMcDonalds.A.thoseB.oneC.anyD.allNomatterwhereheis,hemakesaruletogoforawalkbeforebreakfast.A.himBt

3、hisC.thatD.itThisisnotmystory,northewholestory.Mystoryplaysoutdifferently.A.isthereB.thereisC.isitD.itisC。此题考查的知识点是强调句。notuntil的强调句型：Itiswasnotuntilthat。故C正确。B。句子开头有Itwas，如果去掉Itwas部分，余下部分是一个完整句子，判断这是强调句型。强调句的固定结构为Itiswasthatwho，答案为that。句意为：正是在我回家的时候我才意识到助人于危难中是多么令人高兴的事。D。句意：当你正在看一个你喜欢的节目时，突然有个人进来，一声

4、不吭地关掉电视，你会怎么想？it作形式宾语，指代if后面的句子。A。根据句意：如果你去报摊上买今天的报纸，给我捎回一份好吗？one作一个，一本，一件等解，用来代替上文提到过的paper。相当于acopyofpaper.A。those=thatones，代指前面的manyoftheitems，表示复数、特指，被ofMcDonalds修饰，符合语境。ones表示复数、泛指，不符合语境。D。所填词做使役动词make的形式宾语，真正宾语是togoforawalk，选D。Conor位于句首引起部分倒装，排除B、D；再根据句意这并不是（关于）我的故事，它也不是故事的全部。我的故事的结局不同。选代词it。故

5、答案选Co知识讲解人称代词it的最基本用法是作代词，主要指上文刚提到的事物，以避免重复。例如Whatsthis?在回答时要用Itsapen.不再用Thisisapen.Theywatchedthetrainuntilitdisappearedinthedistance.指动物或未知性别的婴儿：Isitaboyoragirl?Hernewbabyistiny.Itonlyweighs2kilos.Isthisyourdog?No,itisnt.指天气、时间、距离、环境等Itsanicedaytoday.Itsraining/snowing/sunny/windy.ItsMondaytoday.I

6、tslovelyhere.Itstwentyminutesdrivetoouruniversity.用于不明确指代在句子的主语不太明确时充当主语；Whoisitthere?ItsI（me/you/he）.IthoughtitwasMary,butitwasnotshe.Herfacelightedwhenshesawwhoitwas.泛泛的指某件事（有时泛指一般情况）；Ihateitwhenpeopletalkwithafullmouth.Itisnoisyinthisroom.Itdoesntmatter.Itisashame,isntit?Howisitgoing?Itsaysinthen

7、ewspaperthatit用在一些词组中，it没有特别的意思。Thelasttrainsgone.Comeon,wellfootit.（来，咱们步行吧。）seetoitthat注意,留意；关照thatsit插入语,这正是所需要的gotit了解,懂得作形式主语，替代主语从句、动词不定式或动名词短语.作形式主语替代主语从句Itisclear/obvious/true/possible/certainthat.清楚的（显然的，真的，可能的，肯定的）Itisveryclearthathesroundandtalllikeatree.=Thathesroundandtalllikeatreeisver

8、yclear.Itisimportant/necessary/right/strange/naturalthat.是重要的（必要的，对的，奇怪的,自然的），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.Itissaid/reported/learned/believed/thought/known/told/hopedthat.据说/据报道/据悉Itissa

9、idthathehascometoBeijing.Itisreportedthatanotherearthsatellitehasbeenputintoorbit.Itissuggested/advised/ordered/demanded/insisted/commandedthat.据建议/有命令，that后的从句要用虚拟语气(should+动词原形)，should可以省；Itissuggestedthatthemeeting(should)beputoff.Itwasorderedthatwe(should)arrivethereintwohours.Itis(about/high)ti

10、methat.从句用虚拟语气，动词用过去时did。Itistimethatchildrenwenttobed.Itistimeyouboughtanewcar.Itis(high)timeyoumadeupyourmind.Itis/wasthefirst/second.timethat从句(从句用现在完成时havedone或过去完成时haddone)是第一(二)次ItisthefirsttimeIhavebeenhere.=ThisisthefirsttimeIhavebeenhere.Itisapity/ashame/anhonor/agoodthing/afact/asurprise/.

11、that.that后的从句一般用虚拟语气(should+动词原形)，should可省去.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.Itisapitythatheisill.Ithappens/seems/looks/appearsthat.碰巧，似乎是，看起来Ithappened(sohappened)thathemethisteacherinthestreet.Itseemsthathewillbebackinafewdays.作形式主语替代不定式Itiskind(ofsb.

12、)todosth.不定式的逻辑主语是由of引起，主句中的形容词必须是能表示逻辑主语特征的褒义或贬义形容词。常见的词有：bad,brave,careless,clever,cruel,foolish,good(好心的)，honest,horrible,kind,lazy,modest,naughty,nice(有教养的)，polite,rude,silly,stupid,wise,wrong(错误的)等。Itiskindofyoutosayso.=Youarekindtosayso.Itisnecessary(forsb.)todosth.不定式的逻辑主语是由for引起，主句中的形容词通常是表示

13、重要性、紧迫性、频繁程度、难易、安全等情况的中性形容词。常见的形容词有：important,necessary,natural,easy,safe,common，normal，hard，difficult，dangerous，unusual，rare，impossible，pleasant如:立isimportantforhertocometotheparty.=Itisimportantthatshe（should）cometotheparty.Ittakessbtodosth.做要花费某人IttookthousandsofpeoplemanyyearstobuildtheGreatWall

14、.作形式主语替代动名词短语Itisnogood/nouse/uselessdoingsth.没有好处或没有用。ItisnogoodlearningEnglishwithoutspeakingEnglish.ItsuselesstryingtoarguewithShylock.作形式宾语，代替不定式，动名词短语或宾语从句。Wethinkitimportanttolearnaforeignlanguage.该句型中的it作形式宾语，该结构中常用的动词有：think,believe,make,findconsider,feelWethinkitourdutytocleanourclassroomev

15、eryday.HefeltitimportantlearningEnglishwell.Theyfounditdifficultthattheywouldfinishtheirworkintwodays.TheInternetmakesiteasierforcompaniestokeepintouchwithcustomers.it,one,that表示替代的区别Icannotfindmyumbrella.IthinkImustbuyone.Icantfindmyumbrella.IdontknowwhereIputit.Theumbrellayouboughtischeaperthanthe

16、one/thatIbought.Thecheckisinthedrawer-theonewiththekeyinthelock.it用于强调句型强调句型：Itis/was+被强调部分+that从句（被强调的主语如果是人，that可以由who换用）对ImetLiMingattherailwaystationyesterday中的主语、宾语、状语进行强调：ItwasIthat/whometLiMingattherailwaystationyesterday.（强调主语）ItwasLiMingthat/whoImetattherailwaystationyesterday.（强调宾语）Itwasat

17、therailwaystationthatImetLiMingyesterday.（强调状语）ItwasyesterdaythatImetLiMingattherailwaystation.（强调状语）“Itisnotuntil+被强调部分+that.”也是强调句型，主要用于强调时间状语，译成汉语“直到才，可以说是not.until.的强调形式。ItwasnotuntilshetookoffherdarkglassesthatIrealizedshewasafamousfilmstar.NotuntilshetookoffherdarkglassesdidIrealizeshewasafamo

18、usfilmstar.Ididntrealizeshewasafamousfilmstaruntilshetookoffherdarkglasses.注意强调句中的主谓一致。当被强调的部分是主语时，连词who后的谓语动词应和被强调的主语在人称和数方面保持一致关系。Itisyouthat/whoarewrong.ItisIwhoamwrong.Itisntjustchildrenwhoplaythesejokes.强调句型的其他形式强调谓语可以在动词原形前面加do/does/did,译为确实，的确,此种强调只用do/does和did，没有别的形式；过去时用did，后面的谓语动词用原形。Idobe

19、lievethatheisanhonestman.Shedoeslikeliterature.Theydidgotoseeyouyesterday.高考对It的考查方式一、it用作形式主语当不定式、动名词、从句等用作主语时，为避免头重脚轻，通常在句首使用形式主语it，而把真正的主语放在句子末尾。Itsnogoodsittinguptoolate.Itisquiteclearthathehasreadthebook.Itdoesntmatterwhathesays.it用作形式主语的三类特殊句式：.用作动词look,seem,appear,happen,occur,follow等的主语（后接th

20、at从句或asif从句）。Itseemsthatheknowseverything.It（so）happenedthatIhadnomoneywithme.当系表结构后接有if或when引出的状语从句时，通常在系表结构前使用形式主语表示说话人对某情况的看法。Itwasagreatsurprisetomewhenhedidathinglikethat.Itwouldbeatragedyifanythingwentwrong.用于ifitwerenotfor/ifithadntbeenfor（若不是因为）。Ifithadntbeenforyourhelpwewouldneverhavefinish

21、edit.二、考查it用作形式宾语的用法当不定式、动名词、从句等用作宾语且其后跟有宾语补足语时，就应在宾语补足语前使用形式宾语，而将真正的宾语移至句末：Wefounditdifficulttogetthereontime.Hemakesitarulenottosituplate.it用作形式宾语的三类特殊句式：.动词+it+if/when从句当enjoy,like,dislike,love,hate,prefer,appreciate等动词后需要接一个if或when引导的从句时，此时必须要先在动词后接it作形式宾语。如：Shewontlikeitifyouarrivelate.Hehatesi

22、twhenpeopleusehisbike.IdpreferitifIdidnthavetodosomuchwork.Iwouldappreciateitverymuchifyouwouldhelpmewithit.动词+介词+itthat从句能用于此句型的主要有三个动词，即dependon,answerfor,seeto。Youmaydependonitthathewillturnupintime.Icantanswerforitthattheboyishonest.Illseetoitthatalltheseletterswillbesenttothepostbeforetwelve.三、考查it在强调句中的用法强调句的基本结构是：It+be+被强调部分+that(who)+其他部分。Itwasyesterdaythathegotmarried.Itwasacomputer