Unit3 Discovering Useful Structures 語法精講課件

【版本：人教冊別：必修三】

Discoveringusefulstructures:

UnderstandtheuseofellipsisinEnglishUnit3DiverseCulturescontentsEllipsisIIVEllipsisinsimplesentenceIIEllipsisinsubjunctivemoodIIIEllipsisincompoundsentenceVEllipsisinclauseEllipsisinothersituationsVIHomeworkVIIⅠEllipsis結(jié)合上面的對話完成句子1.While_________(iron)clothes,MissGoodaccidentallytouchedtheiron.2.Removeclothingusingscissors____________(如果有必要的話)unlessitisstucktotheburn.

ironingifnecessaryWhatisEllipsis?WhyshouldweuseEllipsis?為了避免重復(fù)，將句子中的一個或幾個成分省去，這種語法現(xiàn)象叫省略。省略是避免重復(fù)、突出新信息并使上下文緊密連接的一種語法手段。Icangiveyousomeadvice.I

touchedtheironaccidentally.IIEllipsisinsimplesentence1.(You)Godownthisstreetandturnrightatthesecondcrossing.2.(Isthere)Anythingelse?3.—AreyoufromAmerica?—Yes,Iam(fromAmerica).4.Whatabeautifulcity(itis)!1.祈使句的省略。在祈使句中，通常省略主語____________。2.therebe句型省略____________。3.疑問句的答語省略。4.感嘆句的省略。在what和how引導(dǎo)的感嘆句中常省略____________。Ellipsisinsimplesentenceyoutherebe主語和be動詞Compareandfind用省略結(jié)構(gòu)改寫下列句子。1.Isthereanyoneheretowaitonus?

2.HeisaprogrammerandIamaprogrammer,too.

3.Itsoundsinteresting.

4.Whatacleverboyheis!

即學(xué)即練Anyoneheretowaitonus?HeisaprogrammerandIam,too.Soundsinteresting.Whatacleverboy!EllipsisinsimplesentenceEllipsisincompoundsentenceⅢ1.Tompickedupthebookfromthefloorand(Tom)handedittohisbrother.2.Hisperformancemadeusamused,but(hisperformancemade)himselftired.3.Xiaomingmusthavebeenplayingfootballatthattime，andhissister(musthavebeen)playingthepiano.Ellipsisincompoundsentence1.省略共同的______或賓語。2.若主語與謂語相同，則省略后面的______成分。3.若主語不同，而謂語部分的系動詞、助動詞或情態(tài)動詞______，

則省略后面的系動詞、助動詞或情態(tài)動詞。主語主謂相同Compareandfind用省略結(jié)構(gòu)改寫下列句子。1.Iworkinafactoryandmybrotherworksonafarm.→Iworkinafactoryand________________________.2.We’reboundtowinsomeday,butwhenarewetowin?→We’reboundtowinsomeday,but__________？mybrotheronafarmwhenEllipsisincompoundsentence即學(xué)即練EllipsisinclauseⅣ1.定語從句的省略

Hereistheman(whom)you’vebeenlookingfor.

Thecat(that)Iboughthasacutehead.

Iliketheway(that/inwhich)hetalks.如果關(guān)系代詞在定語從句中作_______，則關(guān)系代詞可以省略。當(dāng)先行詞是way，且引導(dǎo)詞在定語從句中________時，關(guān)系詞可以用that、inwhich或省略。Ellipsisinclause賓語狀語2.賓語從句的省略

Hesaid(that)thetextwasveryimportantandthatweshouldlearnitbyheart.IknowthatamoviestarwillcometoourcitybutIdon’tknowwhen(hewillcometoourcity).

Hesaid(that)thebookwasveryinterestingandthat

(不省略)allthe

children

likedtoreadit.

及物動詞后接賓語從句時，連接詞_______一般可以省略，但如果及物動詞后接兩個或兩個以上由______引導(dǎo)的賓語從句時，那么只有第一個that可以省略。

when,where,how和why引導(dǎo)的賓語從句有時可以僅保留引導(dǎo)詞。thatthatEllipsisinclause3.狀語從句的省略When(thenovelis)published,thenovelwillbecomeoneofthebestsellersoftheyear.

Though(theywere)tired,theywentonworking.

Hedidas(hewas)told.

Hestoodupasif(hewere)tosaysomething.

Unless(itis)necessary,you’dbetternotrefertothedictionary.

當(dāng)when,while,if,asif,though,as,until,unless等連接的狀語從句的主語和主句的主語一致，且狀語從句中含有be動詞或從句的主語為it時，省略狀語從句中的_________________。

在than,as等引導(dǎo)的________狀語從句中常省略某些成分。主語和be動詞比較Ellipsisinclause用省略結(jié)構(gòu)改寫下列復(fù)合句。1.Whoisthemanwhomyouweretalkingto?→Whoistheman________________________?2.Someonehasusedmymobilephone,butIdon’tknowwhohasusedit.→Someonehasusedmymobilephone,butIdon’tknow______.3.Whenitisheated,apieceoficewillturnintowater.→________________,apieceoficewillturnintowater.youweretalkingtowhoWhenheatedEllipsisinclause即學(xué)即練4.Althoughhewashard-working,hecouldn’tearnenoughtosupporthimself.→_____________________,hecouldn’tearnenoughtosupporthimself.5.He’sthemanthatyoucansafelydependon.→He’stheman________________________.6.Theydon’tusemorewaterthanitisnecessary.→Theydon’tusemorewater_______________.Althoughhard-workingyoucansafelydependonthannecessaryEllipsisinclause即學(xué)即練EllipsisinsubjunctivemoodV1.Weinsistedthatthey(should)gowithus.2.Itisnecessarythatwe(should)learnmorewordsbyheart.3.Hadyoucomehereyesterday,youwouldhavemether.4.WereIyou,Iwouldtakehisadvice.5.Shouldtherebealetterforme,pleasekeepitinthedrawer.Ellipsisinsubjunctivemood

在一堅持(insist)，二命令(order,command)，三建議(suggest,propose,advise)，四要求(demand,require,request,desire)等后的賓語從句中，含這些詞的派生詞的其他主語從句、同位語從句、表語從句，以及Itisstrange/natural/necessary/importantthat...從句中常省略____________。

虛擬條件句常省略______，將were,had,should提前構(gòu)成部分倒裝。ifshouldCompareandfind用省略結(jié)構(gòu)改寫下列各句。1.Ifshewerehere,shewouldagreetoo.→__________________,shewouldagreetoo.2.Heorderedthatweshouldgooutatonce.→Heorderedthat____________________.3.IfThomasEdisonhadstoredhismoney,hewouldhavediedawealthyman.→_________________________________,hewouldhavediedawealthyman.WeresheherewegooutatonceHadThomasEdisonstoredhismoney即學(xué)即練EllipsisinsubjunctivemoodEllipsisinothersituationsVI1.動詞不定式的省略1.—Willyougowithme?—Well,I’dliketo(gowithyou).2.Hedidn’tcome,butheoughttohave(come).3.Isawhimentertheroomjustnow.

=Hewasseentoentertheroomjustnowbyme.Ellipsisinothersituations

有些動詞(詞組)，如want,wish,expect,hope,wouldlike,try,forget等后面的不定式作______時，為了避免重復(fù)，可以省略動詞只保留到_____，但如果在省略的不定式結(jié)構(gòu)中含有系動詞be和助動詞have，這些動詞就要保留。

感官動詞(詞組),see,lookat,hear,listento,notice,watch等和使役動詞make,let,have等的后面作賓補(bǔ)的不定式要省略_____；但此類動詞用于被動語態(tài)時to不可省略。賓語toto1.動詞不定式的省略4.She’dliketotakeoffhercoatandhaveabreak.5.It’smoredifficulttodothantosay.做比說難(強(qiáng)調(diào)語意前后對比)。

在某些句式中，如介詞but，except前有動詞do的任何形式，后面的不定式要省略______。

兩個或兩個以上的不定式并列時，第一個帶to，后面省去_____；但如果兩個不定式表示對比、對照關(guān)系時，則to不可省略。totoEllipsisinothersituations2.介詞的省略1.Shespendshalfanhour(in)doingsomereadingeveryday.2.Wehaveafinalexam(in)everyterm.3.Thereisnosense/point(in)doingsth.4.Itisnogood/use

(in)doingsth.5.Ihavetrouble(in)understandingthisproblem.

在英語中，一些與動詞、名詞、形容詞搭配的______常被省略，只保留后面的動名詞。如spendtime/money(in)doingsth;havedifficulty/trouble(in)doingsth;prevent/stopsb(from)doingsth。

表示______的介詞at,on和in在next,last,this,each,these,yesterday,every,tomorrow等詞之前，一般可以省略。介詞時間Ellipsisinothersituations3.替代性省略—Cantheyfinishtheirworktoday?—Ithinkso.—Idon’tthinkso./Ithinknot.英語中，可以使用so,_____或其他手段來省略上文或問句中的一部分或整個句子。notTips:

hope,guess,beafraid的否定形式只能用

not的形式，不能用not...

so的形式。 —Theboysarenotdoingagoodjobatall,arethey? —Iguessnot.Ellipsisinothersituations4.比較結(jié)構(gòu)的省略

Thesooner(youdoit),thebetter(itwillbe).(你做得)越快(結(jié)果就會)越好。

Manyothersaredoingbetterthanweare(doing).在“the＋比較級，the＋比較級”結(jié)構(gòu)中和由_________和as引導(dǎo)的比較句式中，常會有一些成分在上下文清楚的情況下被省略。thanEllipsisinothersituations語法填空。Ihadgreatdifficulty_________(find)thesuitablefoodonthemenuinthatrestaurant.2.—Doyouthinkourteamwillwin?—Idon’tthink_____.3.—Willyoujoinus?—Iwouldlove______.4.Thebusier(heis),_____________(happy)hefeels.findingsotothehappierEllipsisinothersituations即學(xué)即練5.Theexhibitionismoreinterestingthan__________(expect).6.Ihavesometrouble_________(learn)English.7.Theboywantedtoridehisbicycleinthestreet,buthismothertoldhimnot______.expectedlearningtoEllipsisinothersituations即學(xué)即練1.Theexperimentshowsthatproperamountsofexercise,if______regularly,canimproveourhealth.(10年全國卷) A.beingcarriedout B.carryingout C.carriedout D.tocarryout2.—What’sthenoise?Itsoundsasifitcomesfromupstairs.—______.Itmustbethewindow-cleanerworking,nextdoor.(10年陜西卷)

A.I’mnotsure B.Ihopenot C.I’drathernot D.Idon’tthinkso3.Theschoolrulesstatethatnochildshallbeallowedoutoftheschoolduringtheday,______accompaniedbyanadult.(10年全國卷) A.once B.when C.if D.unless

C

D

D

Ellipsisinothersituations高考鏈接4.—Everybodyisgoingtoclimbthemountain.CanIgotoo,mom?—______Waittillyouareoldenough,dear.(10年全國卷) A.Willyou? B.Whynot? C.Ihopeso. D.I’mafraidnot.5.—Howcouldyoubesorudeastowalkinhereinthemiddleofmyclass?—_____.(11年四川卷) A.Nothingmuch B.Nothingserious C.Neveragain D.Nevermind6.Sincepeoplearefondofhumor,itisaswellinconversationas_____else.(11年浙江卷)

A.anything B.something C.anywhere D.somewhere

D

C

C

Ellipsisinothersituations高考鏈接7.—Wouldyouliketeaorcoffee?—_____,thankyou.I’vejusthadsomewater.(11年遼寧卷) A.EitherB.Both C.Any D.Neither8.—W