八年级下册英语牛津版Unit7 The unknown world 导学案+练习（含答案）

M4U7Theunknownworld重点词汇：1.know<vt.>知道；明白；了解（knew-known）知道；熟悉=befamiliarwith认识；辨认；区分<vi.>知道；了解；懂得→known<adj.>大家知道的，已知的，知名的=well-known=famous↔unknown△gettoknow=becomefamiliarwith逐渐了解；变得熟悉△knowabout：了解；知道of：听说过△asweknow众所周知△beknown/famousas…作为…而出名for…由于/因…而出名tosb为某人所熟知△makeoneselfknownto（对…作自我介绍）e.g.1）Doyouknowtheanswertothequestion？2）Howdidyouhimtobetheleader？3）Heisalwaysquicktoknowhisfriendsandenemies.他已知都很善于辨别敌友Exx：(1)--DidMrsKingleaveamessage？--Yes，Shewantedtoknow___B___thisSunday.A.whoyouwouldgoshopping B.ifyouwouldgoshoppingwithherC.thatyouwillgoshopping D.whenwillyougoshoppingwithher(2)Excuseme，mayI___D___yourname，please？A.call B.get C.hear D.know2.sure<adj.>确信的；肯定的<adv.>当然；的确△besuretodosth：务必/一定做某事从句：对……有把握/确信△makesuretodo确定从句=makesureof弄清；查清楚e.g.1）I’msureabouttheleavingtimeofthetrain.2）I’msureheiscoming=Heissuretocome我确定他一定会来的3）Besuretocometomyhousetomorrow.明天一定要来我家4）Makesurethathethathehashandedhisworkbook.※sure：“有把握的；确信的”表达人们有一种毫无疑问的看法certain“确实的，肯定”表达一种肯定存在的事实，涉及一种客观事实只能用certainExx：1）--Wouldyoupleaselendmeyourbike？AA.sure B.No,thanks C.Nevermind D.Itwasapleasure2）Wearesurethatourgoodwishcometrue.我们相信，美好的愿望一定会实现3.agree<vi.>同意↔disagree<vi.>不同意→agreement<c.n>协定；协议；合同；契约<u.n>同意；一致△agreewith：与…意见一致（+n/pron/句子）on：就……达成一致意见to：同意，提议；计划；方案（不接人）△agreetodosth△arriveat/cometo/make/reachanagreement达成协议Exx：1）Ireallycan’tagree___B___youbecauseIdidn’tthinkyourplanisgood.A.for B.with C.to D.on2）Itlookslikeatelevision.Doyouthinkso？-Yes，I___D___.A.understand B.know C.mean D.agree4.receive<vt.>收到，接到；接受接见；接待；回应△receivealetterfromsb收到某人的来信※receive：收到（客观）常与from连用accept：接受（主观）Exx：1）Iwasonvacationlastweekanddidn’treceiveyourfax.2）Theplaywasverywellreceived.（反响）5.sometimes<adv.>有时；间或sometime：某个时间（用在过去时和将来时中）sometimes：几次；几倍（名词短语）sometime：一段时间（名词短语）Exx：1）Sometimesthepatientcriedforthepain.2）ThewriterdecidedtoliveinSaharaDesertforsometime.3）I’vebeenthereforsometimes.4）I’dliketodropinandseeyousometimenextweek.6.happen<vi.>发生△sthhappentosb某人发生/遇到某事△happentodosth=dosthbyaccident/chance碰巧做某事e.g.1）SomethinghadhappenedtoMary.2）Ihappenedtoseehimonthestreet.※happen：“偶然，碰巧发生”（多用于客观事物或情况发生）takeplace：发生（无偶然之意，指事先安排的发生，较正式）occur：发生（具体事件的发生，虽然有偶然性，但与happen程度比弱）※：不用于被动语态Exx：1）--Wilsonhurthisarmyesterday.--Really？___D_____A.I’mterriblysorry B.What’swrongwithhim？C.Whodidthat？ D.Howdidthathappen？2）What___B_____toheryesterdayevening？A.washappenedB.happenedC.happeningD.happen7.wake<v.>醒来；唤醒；意识到(woke/waked;waked/woken)<n.>航迹；守夜awake<adj.>醒着的；警觉的(awoke/awaked;awaked/awoken)<v.>唤起；唤醒；醒来△wakeup醒来△wakesbup叫醒某人Exx:Ididn’t________upuntilIheardthealarmclock.A.wakeB.wokeC.awokeD.wokenShe________upinthemiddleofanexcitingdream.A.wakeB.wokeC.awokeD.woken8.mention<vt.>提到；说起；提名；表扬<u.n>提到的事；提及△mention+n/pron/doing从句△nottomention：不论，更不用说Don’tmentionit：不用客气e.g.1）Heoftenmentionedhiswifetome.2）Hemadenomentionofherwishes.3）Sheforgottomentionwhereweshouldmeet.9.loud<adj.>大声的，响亮的，吵闹的<adv.>大声地aloud<adj.>出声地；大声地（重在出声，能被人听见，但声音不定很大）loudly<adv.>大声地↔quietly（含有喧闹的意味）常与read，think搭配e.g.1）HeismakingsuchaloudnoisethatIcan’tstudyhere.2）Don’tspeaksoloud.3）Theyshoutedasloudlyastheycould.4）Pleasereadaloud.Exx:(1)Don’tread___B_____inthelibrary.A.loudB.aloudC.loudly(2)Heansweredthequestionina___A____voice.A.loudB.aloudC.loudly10.explore<vt/vi.>探测，勘查，探险，探究，仔细查阅exploration<c/u>n.勘探，探险，探索，探查，试探explorer探险者，勘探员△underwaterexploration水下勘探△makefurtherexplorations进一步探索Exx:(1)Theoceanshaven’tyetbeenfully____B____.A.exploreB.exploredC.explorer(2)HeisanArctic___C_____.A.exploreB.exploredC.explorer11.noise：不悦耳的，令人烦恼的嘈杂声，隐含贬义voice：指人的嗓音，也可指鸟的鸣叫，但不指动物的叫声sound：指人们能听到的各种声音，无褒贬色彩Exx:1）Aterriblenoiseburstthroughhishead.一声巨响几乎迸裂了他的脑袋2）Therewasnotasoundintheshop.店铺内鸦雀无声3）Hervoicechockedwithemotion.她的嗓音激动而哽咽了4）Outoftheforestcamethevoiceofcuckoo.从树林里传出杜鹃的叫声12.△hearsbdosth听见某人做某事doingsth听见某人正在做某事※类似词：see，listentoExx:(1)Doyouhearsomeone_____C___atthedoor？A.knockB.toknockC.knockingD.knocked(2)Weoftenhearhim_____A___thissong.A.singsB.tosingC.singingD.sang13.keep<vt.>保留，保存，拿着，饲养（kept,kept）<vi.>保存；保持；继续<link-v>使…保持，使得△keepquiet=keepsilence△keepadiary记日记△keepawayfrom不靠近△keepasecret保守秘密△keep（on）doingsth一直做某事△keephealthy=keepfit保持健康△keep…down控制，抑制△keepout不让…进入△keep/stop/preventsbfromdoingsth阻止某人做某事Exx:1）--HowlongcouldI___A___yourEnglish-Chinesedictionary？--Onlyoneday，please.A.keep B.borrow C.lend D.get2）TheEarthisourhome.Wemust____C__theland，airandwaterclean.A.get B.let C.keep D.take3）I’msorrytohavekeptyou___C___foralmosttwohours.A.wait B.towait C.waiting14.frighten<vt/vi.>惊吓；使惊吓→frightened<adj.>惊吓的；害怕的frightening<adj.>令人害怕的；吓人的△befrightenedofsb/sth害怕某人/某物todosth害怕做…从句△afrighteningdream一个令人害怕的梦△afrightenedgirl一个受了惊吓的女孩e.g.1）Thefrightenedchildisstillcrying.2）Theyfrightenedtheoldladytosignthepaper.3）Thelittlegirlwasfrightenedhermotherwouldnotcomeback.※frightened<adj.>害怕的；受惊的（可表可定）afraid<adj.>害怕的；受惊的（只表不定）Exx.(1)Thelittlechildwasfrightened___A____thedog.A.ofB.onC.atD.with(2)Thespeedofthecarwas__A_____.A.frighteningB.frightenedC.frightenD.frightens(3)They'refrightenedof___B____power.A.loseB.losingC.lostD.losed15.damage<u.n>损害，损失<vt.>损害，毁坏△do/causedamageto对……造成损害e.g.1）Thecourtawarded$5,000indamagestotheinjured.2）Smokingcandamageyourhealth.16.fear<c/u>n.恐惧的原因，令人恐惧的事物，忧虑，担心，不安害怕，恐惧<vt.>害怕，忧虑，恐怕，担心△fulloffear充满恐惧infear△forfear由于害怕；生怕△infearof担忧，恐怕，为….而担心e.g.1）Ihaveafearthatitwillrain.2）Ifear（that）mychildrenwillcatchcold.17.wonder<vt.>想知道，对…感到好奇=wanttoknow<c.n>奇迹；奇观→wonderful<adj.>极好的；奇妙的△wonder+句子（宾从）△sevenwondersoftheworld△no/little/smallwonder并不奇怪；不足为奇；十分正常；难怪中考：1）Thenew-designedcarisonshownow.Iwonder__C___.A.howmuchitcost B.howmuchdiditcostC.howmuchitcosts D.howmuchdoesitcost2）--Howwasyourweekend？--Itwas___D____.Ihadlotsoffun.A.terrible B.tiring C.bad D.wonderful18.terrible<adj.>可怕的；很糟的；极坏的terribly<adv.>可怕地，糟得很e.g.1）Theyserveterriblefoodatthatrestaurant.2）Heplayedterribly.中考：--Mum，theChinesemedicinetastesso____C____.Idon’twanttotakeit.--But，dear，itisgoodforyou.A.good B.terribly C.terrible D.well19.discover发现；发觉（表示发现已存在的东西，新的科学真理，新区域）find：发现；找到（指对某种事物的追求，也指找到丢失的事物）invent发明（通过认识和实践创造出前所未有的事物）Exx.(1)Columbus___A___America.A.discoveredB.foundC.inventD.invented(2)He__B____hiswalletatlast.A.discoveredB.foundC.inventD.invented(3)Who____D__thetelephone.A.discoveredB.foundC.inventD.invented20.refuse<vt.>拒绝△refusesbsthtodosth※refuse：后接双宾语，各词或不定式reject：用于正式场合，如外交或商业条款之类，另外还有“抛弃，剔除”之义，后常接名词e.g.Shecan’trefusehimanything.Exx.(1)--Ineverthoughtshewould___A___myinvitationtotheconcert.--Shewouldfeelsorryformissingtheconcertsomeday.A.refuseB.supposeC.returnD.remind(2)Herefused___A___megothere.A.toletB.letC.lettingD.lets21.believe<vt/vi.>相信；认为△believeinsb相信某人sb相信某人（所说的话是真的）※后接否定的宾语从句时，通常将否定转移到主句上（主语为第一人称时）反义疑问句与从句一致否定转移（且主语为第一人称I/We时）口诀：认、期、猜想、相信有二假e.g.Ibelievehim，butIcan’tbelieveinhim.Exx：Thepassengertoldthepolicehecouldn’tbelieve__D____atfirst.A.whatdoesthecaptainsay B.whatthecaptainsaysC.whatdidthecaptainsay D.whatthecaptainsaid22.spread<vt/vi.>伸展；传播（spread-spread）△spreadoneself舒展身体，伸展四肢△spreadone’swings展开翅膀；开展做某事△spreadout散开；伸展；延伸Exx.1）Thenewsspreadquickly.2）Thenewsspreadassoonasithappened.23.with+宾语+宾补（复合结构：作方式状语，原因状语，时间状语，伴随状语，定语）△with+宾语+介短donedoing/beingdonetodoadvadje.g.1）Theywalkedtothefieldswithbasketballfullofseedsontheirshoulders.2）Hestoodforaninstantwithhishandstillraised.3）ThemeetingendedwithallsingingtheInternationable.4）Withnothingtodo，Iwentoutforawalk.5）Hewasworkingtherewithonlyashirton.6）Heusedtosleepwiththewindowsopen.24.mark<c.n>记号；痕迹；斑点；分数；符号；商标△high/low/fullmarks△marksonadress礼服上的污渍e.g.1）Putamarkonitandyou’llremember.2）Hisfeetleftdirtymarksalloverthefloor.25.choose<vt/vi.>（chose，chosen）选择；选定；甘愿→choice<c/u>n.选择；挑选；入选者；选择机会；选择能力△choosetodosth愿意做某事△can’tchoosebutdosth别无选择只好做某事△choosesb/sthas+名词选择某人/某物作为…△havenochoicebuttodosth除了做某事别无选择Exx：1）--Oh，myGod！Wehavemissedthelastbus.Whatshallwedo？--I’mafraidwehaveno___A____buttotakeataxi.A.choice B.decision C.reason D.information2）--Idon’tthinkKatesawme.She____D___asweaterforhersister.A.hasjustchosen B.hadjustchosenC.ischoosing D.wasjustchoosing26.explain<vt.>解释；说明→explanation<c/u>n.解释；说明；辩解；辩说explainable<adj.>可说明的；可解释的△explainoneself解释；交代清楚△explainsthtosb不能说explainsbsthe.g.1）Canyouexplaintomehowthismachineworks.2）Hegaveanexplanationofhowsoundtravelsinwater.Exx：Fewstudentscanunderstandthesentenceuntilit___B____twiceorthreetimes.A.explains B.isexplainedC.willbeexplained D.hasexplained27.curiosity<c/u>n.好奇；好奇心curious<adj.>好奇的curiously<adv.>好奇地△arousesb’s~aboutsth引起某人对某物的好奇心△becuriousabout对…好奇todo很想……Exx.(1)Thechildshowedahealthy___C____.A.curiousB.curiouslyC.curiosityD.curiously(2)Peoplehavealwaysbeen___A____aboutexactlyhowlifeonearthbegan.A.curiousB.curiouslyC.curiosityD.curiously28.incident<c.n>事件（小事件；事端；改变）accident<c/u>n.意外事故/件；偶然；意外event<c.n>重大事件，体育赛事matter<u.n>重要，要紧事（表涉及人们利益和命运的事）affair<c.n>事件（用于描述严肃认真或平淡无奇的事，与人的生活有密切联系）29.pleased<adj.>高兴的△bepleasedwithoneself得意，洋洋自得△bepleasedtodo乐意做…with/at/about/by对……高兴/满意△pleasantvoicee.g.Hewillbepleasedtohelpyou.※pleased<adj.>高兴的；喜悦的修饰人pleasant<adj.>“愉快的”特指使人心满意足的状态，通常用具体的东西，修饰物pleasing<adj.>“愉快的”bipleasant稍弱，表示宁静，满意，令人满足之意pleasure<c/u>n.愉快；高兴；满足；乐事；趣事△withpleasure十分乐意It’sa/mypleasure别客气Exx：1）Thesmileonherfaceshowsthatsheis___B____herwork.A.worriedabout B.pleasedwith C.sorryfor D.afraidof2）--WouldyoudomeafavorandpassonmythankstoLily？--____B____A.Yes，that’sright B.Withpleasure C.Itdoesn’tmatter D.Notrouble30.because：因为（表直接原，通常是听话人所不知道的）since：由于，既然（侧重主句，从句表示显然的或已为人知的理由）as：由于；鉴于（表示双方已知的事实或显而易见的原因）Exx：1）Istayedathomebecauseitrained.2）Sinceeveryoneishere，let’sstart.3）Wealllikeherassheiskind.8BUnit7Theunknownworld必会短语1未知的世界theunknownworld2众所周知asweknow=it'skowntousall3太空船船长aspaceshipcaption4给出指令giveinstructions5当然Sure=Certainly.=Ofcourse6毫无疑问地forsure7务必；确保makesure8一定的；肯定的besure9同意做某事agreetodosth10同意某人agreewith11同意某事agreeto12就……达成一致agreeon13达成协议make/reach/cometo/arriveatanagreement14信任某人believeinsb.15不同意disagreewith16叫醒；唤醒wakeup17乐于做某事bepleasedtodosth18在午夜atmidnight19向某人提起某物mentionsthtosb.20提起做某事mentiondoingsth21不用谢Don’tmentionit.22对……造成损坏do/causedamageto23由于becauseof24恐惧地；害怕地infear25想要知道wonder=wanttoknow26拒绝做某事refusetodosth28降落场alandingsite29……的原因thereasonfor30尽快assoonaspossible课文再现完形填空(A)AliensarriveTinawokeup1__________midnight.Shelookedoutofherwindowandsawayellowlightinthesky.Itsuddenly2__________towardstheground.Sheheardanoiseandsawaredlight.Thenextmorning,Tina3__________ittoherbrotherTom.“I'msuresomething4__________intheforestnearthehillsasIheardaloudnoiselastnight,”shesaid.“Let’s5__________afterschool.”At6p.m.,TinaandTomreachtheforest.Theyheardsomevoices6__________astrangelanguage,sotheyhidbehindsomebushesandkeptquiet.Thentheysawanalien!Itwastall,witharoundheadandasilverbody.It7__________nexttoalongspaceship.Thespaceshipwasdamagedbecauseofacrash.Thechildrenwere8__________.Suddenly,anotheralienappearedfromthebushesinfrontofthem.Itdiscoveredthemandmadeaterriblenoise!Thechildrenranaway9fear.Thenextmorning,TinaandTomtoldtheirparentstoldthestrangecreatures.“Theywereveryugly.Theyhadsomehair,buttheydidn’thaveanyfeathers,”saidTina.“Therewassomethingwrittenonthespaceship,”saidTom.“Itlookedlikethis.Iwonderwhatitmeans.”Hedrewsomelinesonapieceofpaper.Butdadsaid,“10__________nooneelsesawthesealiens,Irefusetobelieveyou.Nowgotoschool!”Thechildrenspreadtheirwingsandflewtoschooltogether.Dadlookedatthepieceofpaperwiththestrangemarksonit.“Itlooksstrange,”hesaid,ashelookedattheword“EARTH”.(B)1.A.in B.at C.on D./(A)2.A.dived B.climbed C.swam D.run(C)3.A.told B.spoken C.mentioned D.read(B)4.A.stayed B.landed C.sat D.lied(B)5.Aexplored B.explore C.found D.exploration(A)6.A.speaking B.speak C.spoken D.isspeaking(D)7.A.isstanding B.stand C.stood Dwasstanding(C)8.A.happy B.frightening C.frightened D.frighten(A)9.A.in B.for C.on D./(D)10.A.and B.so C.for D.since综合阅读(B)UFOManypeoplesaytheyhaveseenUFOs.Hereisonefamousstory.ItiscalledRoswellIncidentandithappenedintheUSin1947.PersonA(namenotgiven):MywifeandIweresittingoutside(E)itwaswarmnight.(A)Suddenlywesawsometimesverybrightflyingthroughthesky.PersonB(WilliamBraze,afarmer):Ifoundsomepiecesofstrangemetalonmyfarm.Icalledthearmy.MajorMarcelcameandcollectedthepieces.Hetoldmenottotalktoanyoneaboutthis.PersonC(MajorMarcel):Iwentandcollectedthepieces.Igavethemtoanarmyexpert.Hesaidthepiecescamefromaweatherballoon.However,sinceIhavenotneverseenthis(B)kindofmetalbefore,Ithinkthiswasalie.PersonD(namenotgiven):MyparentsandIwereinthe(C)countryside.（D）突然我们看到山的一面有一一个银色的宇宙飞船.Therewerethebodiesofthreealiensonthegrass.Thensomesoldierscameandtoldustoleave.Sowhatisthetruth?Perhapssomeorallofthepeoplelied.PerhapsaUSrocketcrashedandpeoplethroughithadcomefromspace.PerhapsanalienspaceshipreallycrashedinRoswell.1.将A处译成汉语突然我们看到非常明亮的东西在天空中飞行2.将D处译成英语Suddenlywesawasilverspaceshipontheothersideofthehill.3.写出B.C处同义词：typecountry4.在E处填入适当的词because5.whatdidtheUSarmyexpertsayaboutthepiecesofmetal.Hesaidthepiecescamefromaweatherballoon.单元测试分数：____________一．单项选择（B）1.Herhope_________agoldmedalinthenextOlympicgames.A.towinB.istowinC.winningD.willwin（B）2.--HowlongmayI_____yourbook?--Foraweek.Btyoumustn’t_____________ittoothers.A.borrow,lendB.keep,lendC.lend,borrowD.keep,borrow（B）3.--It’stoohot.Wouldyoumind________thedoor?--____________.Pleasedoitnow.A.toopen,OKB.myopening,CertainlynotC.opening,OfcourseD.toopen,Goodidea（C）4.--Wehaven’theardfromJaneforalongtime.--Whatdoyousuppose_________toher?A.washappeningB.tohappenC.hashappenedD.havinghappened（A）5.Hetookoffhiscoat_____________hefelthot.becauseB.asC.ifD.since（A）6.__________you’vegotachance,youmightaswellmakefulluseofit.SinceB.AfterC.AlthoughD.Assoonas（D）7.Amancannotsmilelikeachild,______achildsmileswithhiseyes,whileamansmileswithhislipsalone.soB.butC.andD.for（C）8.Ididn’tgooutatnight_______Iwasafraid.A.SinceB.ForC.BecauseD.so（B）9.___________itwasraining,_____westayedathome.A.Because,soB.Because,/C.Because,forD.If.so（C）10.Isaidnothingaboutit______hiswifewasthere.A.sinceB.sothatC.becauseD.unless（B）11.______theweatherissobad,wehavetodelayourjourney.A.BeforB.SinceC.TillD.After（B）12._______itisraining,you’dbettertakeataxi.A.BeforeB.ASC.TillD.After（C）13.Youshouldn’tgetangryjust______somepeoplespeakillofyou.A.sinceB.sothatC.becauseD.unless（B）14.______youarehere,you’dbetterstay.A.BeforeB.SinceC.TillD.after（B）15.Ihurried______Iwouldn’tbelateforclass.A.sinceB.sothatC.asifD.unless（B）16.Thepolicesearchedforthe_____boyallaroundthecity,buttheydidn’tfindhim.A.missB.lostC.loseD.missing（C）17.--MustIhandinthecompositiontomorrowmorning?--No,you____.A.mustn’tB.maynotC.needn’tD.can’t（D）18.They______touchwitheachotherbecauseofthewar.A.missedB.failedC.loseD.lost（C）19.Oh.I______mykeysathome.A.forgotB.lostC.leftD.missed（D）20.Welanded_____theairportinChicago.A.onB.inC./D.at（C）21.--Whydidmn’tBettycometoschoolyesterday?--_____sheasill.A.AsB.sinceC.BecauseD.Beause（B）22.Thatfilmwasso_____thatmostoftheaudiencekeptscreaminginfearwhilewatchingitlastnight.A.excitingB.frighteningC.boringD.amazing（A）23--Iwonder_____withoutwater.--Aboutaweek.A.howlongmancanB.howlongcanmanliveC.whenmancanliveD.whencanmanlive（B）24.Shehadastomachache______sheatesomethingbad.A.soB.becauseC.orD.although（D）25.Themanwasnot______whenheheardthe_____words.A.frightening,frighteningB.frightened,frightenedC.frightening,frightenedD.frightened,frightening二．用括号里所给词的适当形式填空1.Ihaven’tbeentoNewYorkandneitherhasmysister.2.Ican’tswimandneithercanMary.3.Mysisteroftencallsmeandsodoesmybrother.4.Ifyoudonotgoshopping,neithershallI.5.Cancerkillsthousandsof(thousand)peopleeveryyear.6.Youwillreceive(receive)areplywithinsevendays.7.Thiscreature(create)hadthelargesteyesinthewholeanimalkingdom.8.It'sfrightening(frighten)tothinkitmayhappenagain.9.Ihopeyouwillagreewith(agree)me.10.Drinkingandsmokingcandamage(damage)yourhealth.12YouwillfindthatIwon’tbefrightened(frighten)easily.13.Wehopecollegelifewillhelphimtospread(spread)hiswingsabit.14Withalotworktodo(do),hewasallowedtogoout.15.Theexplorer(explore)toldtheboysabouthisadventuresintheArctic.16.You’vealreadydamaged(damage)mybicycles.Youmustbuymeanewone.17.Theradiospread(spread)thenewsassoonastheaccidenthappened.18.Newscientificdiscoveries(discover)arebeingmadeeveryday.19.Iamterribly(terrible)sorryforkeepingyouwaitingforsolong.20.Icanalwayslosemyself(I)inagoodbook.21.Thepolicearetryingtheirbesttorescuerescuetheboy.22.Peterhurt(hurt)himselfwhilehewasshavinghisbeared.23.OurChineseastronautshavesucceedinlanding(land)ontheMoon.24.Theyplantogetmarried(marry)insummer.25.Hedivedfromthebridgetorescue(rescue)thedowningchild.三.句型转换1.IwonderhowIgettotheTVfactory.(同义句)IwonderhowtogettotheTVfactory.2.Therearenocreaturesonit.(同义句)Therearenotanycreaturesonit.3.Theywerefrightened,sotheyranaway.(同义句)Theyranawayinfear.4.Thespaceshipwasdamagedbecauseofacrash.(就划线部分提问)Whywasthespaceshipdamaged?5.Ibelievetheyhavefinishedtheirwork,haven’tthey?(反义疑问句)6.Idon’tthinkhecares,doeshe?(反义疑问句)7.Hethinksyoutwohavemetbefore,doesn’the?8.YouthinkIamwrong,don’tyou?9.Isupposehecaresmuchaboutyou.(变为否定句)Idon’tsupposehecaresmuchaboutyou.10.Helayinbedbecausehehadcaughtabadcold.(同义句)Helayinbedbecauseofabadcold语法加油站原因状语从句定义：原因状语从句是用来表示动作或状态发生的原因或理由的分句结构，可位于主句之前、之后或插在主句之间。常见的引导原因状语从句的连词：because\since\as\now(that)（1）Because引导的原因状语从句语气最强，通常表示说话人认为这种原因是听话人所不知道的，因此在回答why引出的问句时，只能用because。（2）since语气稍弱，强调已知的事实。（3）as语气最弱，表示不言而喻，显而易见的原因和理由。例：—Whyareyousleepingoutsideontheporchtonight?—Becauseourairconditionerisn’tworking.Sinceyouinsist,Iwillreconsiderthematter.AsIhaven’tseenthefilm,Ican’ttellyouwhatIthinkofit.（拓展）（1）for是并列连词，后也可跟原因，但引导的不是原因状语从句，而是并列句，引出的原因较间接，似乎是事后所想到的补充解释的理由。例：Itmusthaverainedlastnight,forthegroundiswetthismorning.昨晚一定下雨了，因为今天早上地都是湿的。（表示推断，不用because）becauseof与because的用法becauseof介词短语，意思是“因为；由于”，后接名词作介词宾语because是连词意思是因为;由于,后接句子一般情况下because与becauseof是可以相互转换的e.g.：AlltheflightstoLondon