人教課標版高二選修6Unit4市公開課一等獎百校聯(lián)賽特等獎?wù)n件

人教課標版高二選修6Unit4英語課件第1頁I.

代詞it

a.用作人稱代詞,代替前文提到事物。

Mywatchismissing.Ican’tfind(it)anywhere.Herfatherhasgoneabroad.Haveyouheardabout(it)?第2頁b.代替指示代詞this,that。

What’sthis?(It’s)acomputer.Whosepenisthat?It’smine.c.表示時間、天氣、距離、季節(jié)、明暗等。

It’stimeforlunch.

It’sgettingwarmerandwarmer．第3頁It’sfortyyearssincemyhometownwasliberated.It’ssummernow.Howfarisitfromheretotheairport？It’sabouttwentyminutes’walkfromheretothebusstop.第4頁II.引導(dǎo)詞：

a.作形式主語,代替由不定式,動名詞或從句表示真正主語。其基本句型為：

It(形式主語)+adj.+to+v.

It(形式主語)+adj.+that(subject(主語)+v.)第5頁It(形式主語)+adj.+whether(subject+v.)Itis＋adj.＋for／sb.todosth.(of)It＋seems(appears)＋that(subject＋v.)happens

第6頁①Itisveryimportanttohelpeachother．②Itisnouse/uselessgoingthereagain．③It’snotdecidedyetwhentheywillleaveforShanghai．④Itseemsthathehascaughtacold.=Heseemstohavecaughtacold．第7頁⑤Is____

possibletomasteraforeignlanguageintwomonths?A.now

B.that

C.it

D.man⑥Is____

necessarytotellhisfatherthetruth?A.it

B.that

C.what

D.he第8頁b.作形式賓語,代替由不定式、動名詞或從句表示真正賓語。其主要基本句型為:

主語＋謂語＋it(形式賓語)＋賓語補足語＋todosth.(doingsth.或that從句).第9頁①MarxfounditimportanttostudythesituationinRussia.②Shethoughtitnousetowritetohimagain.③Theywanttomakeitcleartothepublicthattheydoanimportantandnecessaryjob.第10頁④Doyouthink___

difficulttoworkoutthismathsproblem?A.that

B.very

C.yourself

D.it⑤Havingbeentheremanytimes,___tofindMr.Wang’shouse.A.itwaseasyforhimB.forhimitwaseasyC.hefounditeasyD.hefoundeasy第11頁c.用在強調(diào)句型中,為了強調(diào)句子某一成份(通常是主語、賓語或狀語),慣用結(jié)構(gòu):Itis/was＋被強調(diào)部分＋that(who)….ImetTominthestreetyesterday．第12頁①ItwasIwho(that)metTominthestreetyesterday.②ItwasTomthatImetinthestreetyesterday.③ItwasinthestreetthatImetTomyesterday.④ItwasyesterdaythatImetTominthestreet.主語賓語時間狀語地點狀語第13頁⑤____

shehadarrivedhomethatsherememberedherappointment(預(yù)約)withthedoctor.A.ItwasnotuntilB.Notuntilitwas

C.NotuntilD.Untilitwasnot第14頁1.It___forthisreason___herunclemovedoutofNewYork.A.is...whichB.was...whyC.was...thatD.were...how2.Itwas___hesaidatthemeeting__disappointedme.A.what..,thatB.that..,thatC.what..,whatD.that..,whatDrills第15頁3.---Wasn’titDr.Liwhospoketoyoujustnow?---______.A.Ididn’tknowhewasB.Yes,hedidC.No,hedidn’tD.Yes,hewas4.WasitduringtheSecondWorldWar____hedied?A.thisB.thenC.thatD.while第16頁5.Idon’tthink_____possibletomasteraforeignlanguagewithoutmuchmemorywork.A.thisB.itC.thatD.its6.Does____matterifhecan’tfinishthejobontime?A.itB.thisC.thatD.he第17頁7.Tom’smotherkepttellinghimthatheshouldworkharder,but__didn’thelp.A.heB.whichC.sheD.it8.Was___in1998___yourteachergraduatedfromuniversity?A.that..,thatB.it...whichC.it...thatD.it...when第18頁9.Hefelt___dutytoworkforhumanrightsandprogress.A.ithisB.hisC.thatisaD.thatishis10.___isnogood___withoutdoinganything.A.This...talkingB.It...tospeakC.That...tosayD.It...talking第19頁11.Allthechildrenexceptmypartner___latebecauseoftrafficjam.A.isB.areC.wasD.hasbeen12.Yournewclothesfityou,butmine___me.A.don’tfitB.doesn’tfitC.don’tfitforD.aren’tfit第20頁(II)It使用方法及強調(diào)句型

第21頁性質(zhì)功能例句代詞用作人稱代詞，代替上文提到人或事物?！猈hoisit?—It’sme.You’vehelpedmealot;I’llneverforgetit.第22頁性質(zhì)功能例句代詞用以代替指示代詞this或that?！猈hat’sthis?—It’sacomputer．—Whosebookisthat?—It'shers．第23頁性質(zhì)功能例句代詞表示時間、天氣、距離、價錢等。It’stimeforlunch．It’sraininghard．It’stwomilesfromtheschooltoourhome．第24頁引導(dǎo)詞作形式主語,代替由不定式、動名詞或從句等表示真正主語。Itiseasytobuyanewradio.Itisnousetellinghimthat.Itdoesn’tmatterwhethershecomesornot.

第25頁引導(dǎo)詞作形式賓語,代替由不定式、動名詞或從句等表示真正賓語。Ifeelitmydutytohelphim.Wethoughtitnousedoingthat.I’vemadeitclearthatnobodyisallowedtosmokehere.第26頁引導(dǎo)詞表示強調(diào),其結(jié)構(gòu)是:Itis/was+強調(diào)部分+that+原句剩下部分。此結(jié)構(gòu)只限于強調(diào)狀語、主語和賓語。注意：①假如強調(diào)是人,其后用that或who均可;②假如強調(diào)是物、時間或地點等狀語,其后只能用that不用where、when、why。第27頁引導(dǎo)詞IsawTomyesterdayhere.①ItwasIthat/whosawTomyesterdayhere．②ItwasTomthat/whoIsawyesterdayhere．③ItwasyesterdaythatIsawTomhere．④ItwasherethatIsawTomyesterday．第28頁引導(dǎo)詞注意:若原句是not…until句型,在強調(diào)until部分時,要把否定形式放入被強調(diào)部分。比如:Hedidn’tleaveuntillreturned.=ItwasnotuntilIreturnedthatheleft．第29頁易與強調(diào)句型*若強調(diào)謂語,則用do/does/did+動詞原形,常譯為“確實”“一定”等,該結(jié)構(gòu)只能用于陳說句或祈使句中。引導(dǎo)強調(diào)句與其它從句區(qū)分在于：Dobepatient!(一定要耐心點)HedoeswanttolearnEnglishwell.(他確實想學好英語。)ItwasintheplacethatIwasborn.(強調(diào)句)ItwastheplacewhereIwasborn.(定語從句)第30頁混淆其它從句①強調(diào)句型中前后時態(tài)應(yīng)一致;②被強調(diào)部分為主語、賓語和狀語,若把itis／was和that／who去掉,剩下詞語能重新組成正確句子,而且不缺成份,不然就是其它從句。Itwasin1945thatWorldWarIIended.(強調(diào)句)Itwas1945whenWorldWarIIended.(定語從句)③ItwasalongtimesinceImetyoulast.(時間狀語)Itistimethatyouwenttobed.(定語從句)第31頁口訣：代詞it本意它,既可指這又指那;

時間天氣均可指,談到距離也用它;

假主假賓均可做,強調(diào)句型跟that。第32頁1.Itwasthisvillage___Iwasbought.A.whereB.thatC.onwhichD.which2.Itwasinthisvillage___Iwasboughtup.A.whereB.thatC.onwhichD.which第33頁3.Canitbeinthedrawer___youputyourpassport?A.whereB.inwhichC.thereD.that4.ItwasJuly1,1997___sawthereturnofHongKongtothemotherland.A.thatB.whenC.whichD.inwhich第34頁5.Itistwoyears__Ijoinedthearmy.A.beforeB.sinceC.thatD.after6.Itwastwoyears___Ijoinedthearmy.A.beforeB.sinceC.thatD.after第35頁7.---Wasitunderthetree___youwereawaytalkingtoafriend?---Sure.ButwhenIgotbackthere,thebikewasgone.A.thatB.whereC.whichD.while8.---Whydon’twetakealittlebreak?---Didn’twejusthave____?A.itB.thatC.oneD.this第36頁9.Itwasnotuntil1920____regularradiobroadcastbegan.A.whileB.whichC.thatD.since10.___isthefactthatEnglishisbeingacceptedasaninternationallanguage.A.ThereB.ThisC.ThatD.It第37頁11.Itwasabout600yearsago___firstclockwithafaceandanhourhandwasmade.A.thatB.untilC.beforeD.when12.Ihate____whenpeopletalkwiththeirmouthsfull.A.itB.thatC.theseD.them第38頁13.ItwasonlywhenIrereadhispoemsrecently____Ibegantoappreciatetheirbeauty.A.untilB.thatC.thenD.so14.Itistheabilitytodothejob____mattersnotwhereyoucomefromorwhatyouare.A.oneB.thatC.whatD.it第39頁15.TheParkersboughtafewhousebut__willneedalotofworkbeforetheycanmovein.A.theyB.itC.oneD.which16.____noneedforustodiscusstheproblemagainsinceithasalreadybeensettled.A.IthasB.TherehasC.ItisD.Thereis第40頁17.Wasitin1969__theAmericanastronautsucceeded___landingonthemoon.A.when;onB.that;onC.when;inD.that;in18.Was___thatIsawlastnightattheconcert?A.ityouB.notyouC.youD.thatyourself第41頁19.____wasin1979___Igraduatedfromtheuniversity.A.That;thatB.It;thatC.That;whenD.It;when20.Whatapitymynewcomputerdoesn’twork!____mustbesomethingwrong