中考英语一轮复习被动语态牛津版.ppt

Thepassivevoice,被动语态,ArecorderisusedinourEnglishclasseveryday.,usefor,play,often,Footballisplayedallovertheworld.,Acameraisusedfortakingphotos.,robyesterday,Aman-madesatellitewassentupintospacelastyear.,Abankwasrobbedyesterday.,mustplant,Thetreemustbeplantedontheground.,Thegroundwillbecoveredwithtreesinafewyearstime.,sendto,rightnow,atalkgivesoon,Theywillbesenttothehospitalrightnow.,Atalkwillbegivensoon.,dig,Theearthisbeingdugnow.,Thefoodhasbeeneatenupalready.,Footballisplayedallovertheworld.,Acameraisusedfortakingphotos.,Abankwasrobbedyesterday.,Aman-madesatellitewassentupintospacelastyear.,Thetreemustbeplantedontheground.,Thegroundwillbecoveredwithtreesinafewyearstime.,Theywillbesenttothehospitalrightnow.,Atalkwillbegivensoon.,Theearthisbeingdugnow.,Thefoodhasbeeneatenupalready.,Lookandfindoutthesimilarities(相同点):,Conclusion:,（一）,一般现在时amisare+vt.p.p.,一般过去时waswere+vt.p.p.,一般将来时willbebegoingtobe+vt.p.p.,情态动词aux.v.(mustcancouldmay+be+vt.p.p.),现在进行时be(am、is、are)+being+vt.p.p.,现在完成时havehas+been+vt.p.p.,被动语态的构成：be+vt.p.p.,被动语态：主语是动作的承受者。,当我们不知道谁是动作的执行者，或者没有必要指出谁是动作的执行者时，或者只需强调动作的承受者时，要用被动语态。,Turnthefollowingsentencesintothepassivevoice:,1.ManypeoplespeakEnglish.,English,2.Heboughtmeanewbikeyesterday.,I,Anewbike,3.Thebossmadehimdotheheavyworkintheolddays.,He,isspoken,bymanypeople.,wasbought,anewbikeyesterday.,wasbought,yesterday.,wasmade,theheavyworkintheolddays.,forme,todo,Thecompositionmustbehandedinafterclass.,Conclusion:,主动语态如何改成被动语态？,1.主动语态的宾语改成被动语态的主语。,2.主动语态的谓语动词改成被动语态的谓语动词。do,3.注意保持时态和人称的一致。,4.带双宾的谓语动词有两种改法。当把直接宾语改成主语时，谓语动词后必须加适当的介词:tofor.,如：give,begivento,此类动词还有：,passshowsend,再如：,buy,beboughtfor,此类动词还有：,makedrawcookmend,5.一些动词不定式在主动语态中省略to作宾语补足语，改成被动语态时，to必须还原。,（二）,bedone,注:1.不及物动词（vi.)不用被动语态。如:happen、takeplace、appear、,disappear,e.g.Atrafficaccident_(happen)justnow.,happened,2.连系动词（Link.v.)不用被动语态。如：be、look、seem、feel、,sound、smell、taste、get、turn、become,e.g.PekingOpera_(sound)beautiful.,sounds,3.当此动词表示事物的自然属性的时候，不用被动语态。,e.g.Thepen_(write)veryfast.,writes,Thiskindofsweater_(sell)well.,sells,MultipleChoice:,1.()Ifthework_,youcangoandplaygames.A.finishedB.hasfinishedC.willbefinishedD.isfinished,2.()Itwasrainingheavilyoutside,thechildrenweremade_intheclassroom.,4.()Tomakeourcitymorebeautiful,rubbish_intotheriver.A.needntbethrownB.mustntbethrownC.cantthrowD.maynotthrow,5.()Ilikemybike.It_verywell.A.ridesB.isridingC.isriddenD.hasridden,D,B,B,A,3.()Kate_theletterbeforehermothercameintoherbedroom.,A.haswrittenB.waswrittenC.hadwrittenD.iswriting,A.stayB.tostayC.stayingD.stayed,C,6.()IwontcometothepartyunlessTom_,too.YoumeanifTomcomes,youllcome.,8.()Thechildrenmust_.,9.()Thewomanstilldoesntknowwhat_inherhometown,D,D,B,A.willinviteB.invitesC.invitedD.isinvited,7.()EveryonewhoheardMr.Greensstory_it.,A.laughedatB.waslaughedC.laughedD.waslaughedat,A,A.happensB.happenedC.willhappenD.washappened,whilehewasaway.,A.lookafterB.betakengoodcare,C.lookthesameD.betakengoodcareof,10.()Isawyouwereonfootthismorning.,Yes.Mybike_.,A.ismendingB.isbeingmended,C.ismendedD.isbeingmending,B,Fillintheblanksusingrightforms:,1.Allthestudents_(ask)tobringakitewiththemlastSunday.,2.Aremanyways_(try)tostoppeoplefromcuttingdownsomanytrees?,3.Whatareonshowinthemuseum?,Somephotos_(take)byAmericanchildren.,4.,Thiscoat_(wash)well.,9.Haveyoufoundyournecklace_(偷)lastweek?,6.Imoften_(警告）nottocopyothershomework.,7.Hecouldntexplainwhydinosaurs_(消失).,8.Illhavemybike_(修理)tomorrow.,5.Musttheoldpeople_(speak)topolitely?,10.ThePRCwas_(成立)onOctober1,1949.,wereasked,tried,taken,washes,bespoken,warned,disappeared,mendedrepaired,stolen,founded,Makedialoguesorshortpassagesaccrodingtothefollowinginformation(usingthepassivevoiceasmuchaspossible)：,Topic:,1.,whatwhenwhere,dialogue,2.,passage,Tomakeourschoolmorebeautiful,whatthings,mustmustntbedone?,must:,pickupthrowcollectplantgrow,mustnt:throwdrawusespitcutdown,Readingcomprehension:,Nowscientistsaretryingtoturndesertsintogoodlandagain.Theywanttobringwatertothedeserts,sopeoplecanliveandgrowfoodthere.However,moreandmorelandisbecomingthedeserts.Whyisthishappening?Therearetworeasonslandandwood.Inmanyplacesthetreeshavebeencutdownbecausethelandwasneededforpeople.Inotherparts,thetreesarecutdownbecausetheirwoodiswanted.Butmanypeopledontknowthatinmostplacesthetreeswontbereplaced（取代）.Thesoilintheforestsisverythin,butitisprotectedbythetrees.Whenthetreesarecutdown,thesoiliswashedawaybytherainorblownawaybythewind.Soonnothingcangrowonit.Thelandbecomesadesert.Whoistoblame（应负责、责备）forthis?Theansweriseasy:allofus.Therearejusttoomanypeopleintheworld.Theworldspopulationisnowsixbillion.Youmightsay:Wedontcutdowntrees.Yes,butjustlookaround.Youreprobablyusingitsproducts（产品）rightnow.,()1.Scientistsaretryingtobring_tothedeserts.A.foodB.planesC.waterD.animals,()2.The_areimportanttoprotectthesoil.A.rainB.treesC.landD.wood,()3.Inmostplacesafterthetreesarecutdown,_.A.theycangrowagainB.theywilldisappearforeverC.newtreescangrowbetterD.newforestswillappear,()4.Thereasonforthebadcycle（循环）isthat_.A.peopleneedmorelandtogrowfoodB.woodisneededforbuildinghousesC.therearetoomanyrichpeopleonthelandD.therearetoomanypeopleontheearth,C,B,B,D,Completethepassage:,Agreatdealofwaterisneededinlargecities.Somecitiespump(抽水）,waterfromwells.Somecitiesg_waterfromlakesorriversn_.,Butsomecitieshavetobringwaterfromlakesorriversmanymilesaway.,Waterisusuallyb_toacityfromaplacehigherthanthe,cityitself.Whenwaterisf_onlyinthelowerplace,itmustbe,pumpeduptothecity.Thenitiss_toeachhome.,Dams(水坝)areoftenb_inarivertokeepthewaterfrom,flowingaway.Thenanewlakeisformed.Thecityknowshowmuch,waterwillben_andallowstheextra(额外的)watertoflow,belowthedam.I_thisway,thecitystoreswaterforitsuse.,Thereisusuallyab_nearthedam.Muchimportant,workisd_there.Forexample,thewateristastedbeforeitis,pipedtothecity.,et,earby,rought,ound,ent,uilt,eeded,n,uilding,one,Fillintheblankswiththeverbsusingrighttensesandvoices: