八下一般现在时被动语态教学课件

PassivevoiceinthesimplepresenttenseIntroductionThegirlmakesadressforherdoll.Thedressismadeofsilk.Asweknow,Englishhastwovoices:theactivevoice（主动语态）andthepassivevoice（被动语态）.Ifaverbisintheactivevoice,thesubjectisthepersonwhoperformstheaction.Thesubjectistheagentoftheaction（动作的执行者）.Ifaverbisinthepassivevoice,thesubjectisthepersonorthingaffectedbytheaction.Thesubjectistherecipientoftheaction（动作的承受者）.PassivevoiceWecallthegardentheSlenderWestLake.ThegardeniscalledtheSlenderWestlake.Activevoice主动语态SVOPassivevoice被动语态SVWhentousethepassivevoiceWeusethepassivevoicewhenitisobviouswhoperformstheaction.EnglishisspokeninBritain,Americaandsomeothercountries.Thenewtypeofwashingmachinesissoldinthisshop.wedonotknowordonotneedtoknowwhoperformstheaction.Hiscomputerisstolen.Lettersarecollectedateighteverymorning.theactionismoreimportantthanthepersonwhoperformstheaction.Thelivesofthepatientswitheyeproblemsareimproved.TheycleantheriverPeoplebuildmanybuildingsinthecity.Manybuildingsarebuiltinthecitybypeople.主动语态被动语态被动语态句子的谓语部分由助动词be+动词的过去分词其中，助动词be来体现时态的变化。amSubject+is+doneareTheriveriscleanedbythemPeoplecleantheroadseveryday.Heoftenhitsmeonmyhead.WewelcomemorevisitorstoYangzhou.Studentsdolotsofhomework.TransformthefollowingintothepassiveTheroadsarecleanedeveryday.Iamoftenhitonmyheadbyhim.MorevisitorsarewelcomedtoYangzhou.Lotsofhomeworkisdonebystudents.DescribethepictureswiththepassivevoiceTheriverispollutedseriously.Sometreesarecutdown.Asportsmeetingisheldinourschooleveryyear.Thewhaleiskilledforitsfin.1,感官动词、使役动词等在主动语态中后接零动词不定式变成被动语态时要加上“to”see/hear/noticesb.dosth.sb.beseen/heard/noticedtodosth.let/make/havesb.dosth.sb.belet/made/hadtodosth.•Thebossmakestheworkersworkallday.•Ioftenhearhersingintheroom.•Weseesomeboysplayingfootball.Theworkersaremadetoworkallday.Sheisoftenheardtosingintheroom.Someboysareseenplayingfootball.2，双宾语结构变为被动语态的两种情况：例句：HeteachesusEnglish常把间接宾语即（sb）变为主语WearetaughtEnglishbyhim.若把直接宾语(即sth.)变为被动句的主语时，常在保留宾语前加to或for。Englishistaughttous(byhim).3，主动语态中“动词+介词”或“动词+副词”的短语动词变为被动语态时，介词或副词不可拆开或漏掉。Theylookafterthegirlwell.Thegirlislookedafterwellbythem.Heoftenlaughsatthepoorboy.Thepoorboyisoftenlaughedatbyhim.4，请注意以下几种不用被动语态的情况：不及物动词（vi）没有被动语态。如：happen,cost,dieStart/begin,finish,rise,appear,dropetc.联系动词（linkingV）没有被动语态。（seem,look,become,get,grow,turn,remain,stay）一些固定结构无被动。如：takeplace,setout,cometrue,breakout,comedown,belongto有些动词既是及物又是不及物，当他们与well,badly,easily等副词连用时表示主语内在品质或性能，无被动。如：Theclothwasheseasily.Thepenwritessmoothly.Thenewproductsellswell.1.Atrafficaccident_______(happen)yesterday.2.Mywatch______________(breakdown)severaltimessofar.3.Whattime____themeeting_______(begin)?4.It______(cost)100Yuan.5.Watertheflowersoon,orit______(die).happenedhasbrokendownwillbegincostswilldieFillintheblankswiththeproperformsofthegivenwordsTranslatethefollowingsentencesusingthepropervoice1,许多人被邀请参加这次慈善活动。2,需要更多的钱来支持这项工作。3,在贫困地区，每年很多学校被建起来。4，电脑被年轻人广泛地使用。Manypeopleareinvitedtoattendthecharity.Moremoneyisneededtosupportthework.Manyschoolsarebuiltinpoorareaseveryyear.Computersarewidelyusedbyyoungpeople.5，有人帮助这些老人打扫房间。6,每天早晨都能听得鸟儿的叫声。7，每天有很多病人要动手术。8，这款新手机很好销售。9，这款新手机在这家店里有售。Theoldarehelpedtocleantheirrooms.Somebirdsareheardtosingeverymorning.Manypatientsareoperatedoneveryday.Thenewkindofmobilephonessellswell.Thenewkindofmobilephonesaresoldinthisshop.