中考英語復(fù)習(xí)語法專項(xiàng)-條件及目的狀語從句課件

Grammar-Lesson3條件及目的狀語從句條件狀語從句一、條件狀語從句的概念Wedrinkdirtywater.Webecomeill.在復(fù)合句中，從句是表示條件的狀語，叫做條件狀語從句。Ifwedrinkdirtywater,wewillbecomeill.二、條件狀語從句的連接詞Ifwedrinkdirtywater,wewillbecomeill.Eatlessfoodifyouwanttoloseweight.Youcan’twinthatgameunlessyouworkhard.We’llgoas/solongastheweatherisgood.1.if的用法如果Ifyoufailintheexam,youwillletherdown.Keepquietifyoucan’tprovideusnewideas.可放在________或_________句首句中連詞成句1.If/doesn’t/beintrouble/John/follow/myadvice/he/will2.I/if/test/will/enter/the/universuty/I/pass/this3.Jam/be/if/will/surprised/he/this/reads/news4.I/the/buy/manypresents/will/if/they/invite/to/me/partyWhatwillhappenifwefind

intelligentlifeon

Mars?Whatwillhappenifwedon’tstopglobalwarming?Whatwillhappenifyouoversleeptomorrowmorning?2.unless的用法除非Unlessyougiveupyourbadhabits,Iwillnotmarryyou.Wewon’tgotothepartyunlessCindyinvitesus.可放在________或_________語氣比if弱句首句中連詞成句1.we/unless/we/hurry/will/the/miss/train2.will/unless/I/go/to/the/beach/tomorrow/rainy/it/is/tomorrow.3.Jam/be/if/will/surprised/he/this/reads/news4.I/you/will/call/tomorrow/have/unless/I/any/don’t/timeunless=if...notIfwedon’tleavenow,wewillmisstheplane.Unlessweleavenow,

wewillmisstheplane.Ifitdoesn’train,wewillgocamping.Unlessitrains,

wewillgocamping.1.If

youdon'tknowtheanswertothequestion,don'tputyourhandup.將下列句子改為用unless表達(dá)2.If

itdoesn'traintonight,wellwaterthetreestomorrow.3.Ifyoudon'tphonemefromLondontwiceaweek,I'llbereallyupset.4.Iwillgiveyouapresentifyougetgoodmarks.1.Willyouhelpme_______Ineedyou?2.I

won'thelphim_________heneedsme.3.________I

amsick,I’llstayathome.4Iwon’tanswerthephone________I’maskedtodoso.5.Ishan'tspeaktoher________shespeakstome.6.Theywillcome_______youinvitethem.7.Iwouldn'tbeabletoread_______Ididn'thavemyglassesiforunless3.as/solongas的用法只要Youcangoout,as/solongas

youpromisetocomebackbefore11o'clock.可放在________或_________語氣比if強(qiáng)As/solongasyou'rehappy,that'sallthatmatters.句首句中1.asweetperson/you/don't/contradict（反駁）her/aslongas/she's2.I/borrowyou/youdon’t/can/mycamera/breakit/aslongas3.gowith/Iwill/aslongas/you/me/goto/theparty4.you/can/keepitclean/use/myroom/aslongas/you

三、條件狀語從句的時(shí)態(tài)規(guī)則Anythingwillbecomeboringifyoudoitrepetitively(重復(fù)地).Youcan'ttakeabreakunlessyoufinishthetask.Keepgoingonaslongasyoustarttheproject.主將從現(xiàn)主情從現(xiàn)主祈從現(xiàn)用動(dòng)詞的適當(dāng)形式填空目的狀語從句一、目的狀語從句的概念DarwinwassenttoEdinburghUniversitytostudy.Hecouldbecomeadoctor.在復(fù)合句中，從句是表示目的的狀語，叫做目的狀語從句。DarwinwassenttoEdinburghUniversitytostudy

in

order

that

hecouldbecomeadoctor.

二、目的狀語從句的連接詞Istartedearlyso（that）Icouldarriveintime.Wewenthomebytaxiinorderthatwecouldsavetime.You’dbettertakethecoatincasetheweatheriscold.1.so(that)的用法為了，以便Wehave

cleanedthehousesothatitbecomes

morecomfortabletostayin.Myoldfatherbegantostudycomputersothathemightkeepupwithtime.可放在________句中2.inorderthat的用法為了Shestayedathomeforafewdaysinorderthatshecouldtakecareofhermother.Inorderthathecouldpasstheexam,hestudiedhard.可放在________或_________句首句中3.inorderto為了Inorderto

passtheexam,hestudiedhard.可放在________或_________Ireadsomebooksaboutnatureinorderto

knowmoreaboutthesituationaboutourenvironment.句首句中inorderthat和inorderto的區(qū)別接句子接動(dòng)詞原形inorderthatinordertoInorderthathecouldpasstheexam,hestudiedhard.Inorderto

passtheexam,hestudiedhard.4.to為了IwillsitneartheTVto

seeitmoreclearly.可放在________或_________To

earnmoremoney,Danielworkshard.句首句中5.incase（拓展）以防，以免Incaseyoudecidetogoskating,takeyourskates.可放在________或_________Bequietincaseyouwakethebaby.句首句中6.soasto（拓展）為了Wewillsitinthefrontsoasto

hearbetter.可放在_________Wewentearlysoasto

getgoodseats.句中用法對(duì)比sothat;inorderthat;incaseto;inorderto;soasto接句子接動(dòng)詞原形目的狀語從句常常與情態(tài)動(dòng)詞連用may/mightwill/wouldshall/shouldcan/couldIshoutedsothattheycouldhearme.Takethismedicinesothatyouwillfeelbetter....用so（that）或inorderthat翻譯句子1.大聲說，以便大家都能聽清你。2.戴上你的太陽鏡來保護(hù)自己的眼睛。3.我的爸爸打算存錢買下一輛新車。4.請(qǐng)坐在教室的前面，這樣你就能聽清老師說的話。用incase翻譯句子1.帶上你的傘，防止下雨。2.我會(huì)帶上我的手機(jī)，防止Ella就可以給我打電話了。3.我問了David的郵箱地址，防止我明天要聯(lián)系他。4.帶上你的鑰匙，防止你回來的時(shí)候我們不在家。翻譯句子1.為了存錢，Tom買了一個(gè)小豬存錢罐（piggybank）。2.為了每天都能吃到新鮮的雞蛋，他養(yǎng)了母雞（hens）。3.Cris去了上海，為了見他的老朋友。4.她很早就到了教室，為了得到一個(gè)好位置。綜合練習(xí)iforunlessiforunless結(jié)合句意，用合適的連接詞填空1.__________hesmokeslesscigarettes,hishealthwillbebetter.2.Iwillnotmeetyou________Iamconvenient.3.Tomdecidestocometotheparty_________hecanhavefunwithus.4.________youhelpme,Iwillgiveyoualotmoney.5.Hebecomesmoregenerousnow__________makemorefriends.6.Hecan’tstayinthelibrary_________hekeepquiet.7.________youforgetyourhomework,yourteacherwillbeunhappy.8._________gethighmarks,Davidstudieddayandnight.1.Mysisterwillgotothebeachwithherfriendsifshe________(pass)theexam.2.Rabbits_________(run)awayifthey_______(see)people.3.He______(go)toseeadoctorifhe_________(feel)sick.4.She_______(be)agooddancerifshe__________(practice)often.5.Ifit__________(notrain)tomorrow,I_______(go)swimming.6.We’llgoboatingunlessit________(be)rainytomorrow.7.UnlessI________(invite)byTom,I_________(notgo)totheparty.8.Ifhe__________(stay)athomealone,he________(be)boring.用動(dòng)詞的適當(dāng)形式填空單項(xiàng)選擇1.You’lllearnEnglishwell____youputyourheartintoit.A.if

B.before

C.until

D.unless2.We’llgototheGreatWallifit_______tomorrow.A.doesn’train

B.rains

C.won’train

D.didn’train3.Idon’tknowifit__.You’llgetwetifit__.You’dbettertakeanumbrella.A.willrain,willrainB.rains,willrainC.willrain,rainsD.willrains,willrains4.Simon______hisgrandparentsifhe______free.A.willvisit,willbeB.visits,willbeC.willvisit,isD.visits,is

5.They_____theirteacherforhelpifthey_____problems.A.willask,willhaveB.willask,haveC.ask,willhave

D.ask,have6.Ifyou____tovisitthezoo,you_____alotofinterestinganimals.A.willgo,willseeB.go,willseeC.willgo,see

D.go,see7.Mike_______atopstudentinhisclassifhe______hard.A.willbe,willworkB.is,worksC.willbe,works

D.is,willwork8.Ifwe______morebamboo,pandas______morefood.A.willgrow,willhaveB.grow,willhaveC.willgrow,have

D.grow,have9.Ifpeople_____wildanimals,they_____out.A.won’tprotect,willdie

B.don’tprotect,willdie

C.won’tprotect,die

D.don’tprotect,die10.Idon’tknowifyou_____.Ifyou_____,pleasecallmetonight.A.willcome,willcomeB.comes,comes

C.comes,willcomeD.willcome,come

11.Iamnotsureifyou_

_intheexam,butyou’llbebetterifyou_

_harder.A.succeed;workB.succeed;willworkC.willsucceed;workD.willsucceed;willwork

12.You’lldomuchbetter____you’remorecarefulwithyourspelling.A.ifB.untilC.unlessD.though13.I’mwaitingformyfriend._________,I’llgoshoppingalone.A.IfshecomesB.IfshewillcomeC.Ifshedoesn’tcomeD.Ifshedidn’tcome14.________wedon’tsavewater,wewillhavenowatertodrinkoneday.A.WhereB.WhenC.AlthoughD.If15.Wewillgoforapicnicifit________tomorrow.A.doesn’trainB.wasn’trainC.won’trainD.wasn’training16．Hedecidedtodelaythecelebration______chooseabetterweather.A．incase B．inorderto C．sothat D．notuntil17．Mybrainmust“forget”somepiecesofinformation_____itcanrememberothers.A．when B．since C．sothat D．if18．Cathyhadquitherjobwhenhersonwasborn_______shecouldstayhomeandraiseherfamily.A．incase B．a(chǎn)sif C．onlyif D．sothat19．Thespeakerspokeinaloudvoice_____hecouldbeheardbyall.A．incase B．inordertoC．