Passivevoice各种时态的被动语态结构:知识点再现:被动语态变化：示例1.一般可变为被动语态的动词为及物动词2.be动词可根据人称、时态、数进行变化.3.不特别强调动作执行者时，by短语(即by和后面的宾语)一般可以省略何时使用被动语态说练就练Thefarmersareplantingtrees.1.(变为一般现在时态被动语态)2.(变为一般过去时态被动语态)3.(变为一般将来时态被动语态)4.(变为现在进行时态被动语态)5.(变为现在完成时态被动语态)Thisworkmay_________today.（finish）Canmybike____________here?(mend)Thecarscan’t_____________here.（park）1.PleasepassthebooktoLily.ThebookispassedtoLilybyyouplease.2.Hegavemeabeautifulpresent.Iwasgivenabeautifulpresentbyhim.感官动词(hear,see,watch,feel,notice等)和使役动词(let,makehave等)在主动语态中后接不带to的动词不定式,但是改为被动语态时,把to加在动词原形之前.1.Theteachersoftenmakeusreadbooksinthemorning.Weareoftenmadetoreadbooksinthemorningbytheteachers.2.Wenoticedhimtalkwithmybrotherjustnow.Hewasnoticedtotalkwithmybrotherjustnow.3.WesawherhelpTomwhenweentertheroom.ShewasseentohelpTomwhenweentertheroom.4.Imadehimstopwhilehewasdoingthework.Hewasmadetostopwhilehewasdoingthework.1.---DidyougotoJim’sbirthdayparty?---No,I________.(北京2003年中招试题)A.amnotinvitedB.wasn’tinvitedC.haven’tinvitedD.didn’tinvited2.Tomakeourcitymorebeautiful,rubbish______intotheriver.A.needn’tbethrownB.mustn’tbethrownC.can’tthrowD.maynotthrow(重庆2003年中招试题)3.Youmaygofishingifyourwork________.(河北2003年中招试题)A.isdoneB.willbedoneC.hasdoneD.havedone4.Wearetold________everywhere.It’sourdutytokeepourschoolclean.(辽宁2003年中招试题)nottomakemuchnoiseB.tothrowwastepaperC.todrawD.nottospit1.---Whatdoyouthinkofthefootballmatchyesterday?---It’ssurprising.Thestrongestteam______.A.wasbeatenB.wonC.scoredD.wasfailed2.Iwon’tcometothepartyunlessSue______.A.willinviteB.invitesC.invitedD.isinvited3.Whatareonshowinthemuseum?Somephotos________byAfricanchildren.A.aretakenB.havebeentakenC.takenD.weretaken4.Theboy_____studyathomebyherlastSunday.AmadeBwasmadeCwasmadetoDmadeto4.Thetreesmust_____threetimesaweek.A.waterB.iswateringC.bewateredD.waters5.Anothernewbuilding_______lastmonthnearmyschool.A.wasbuiltB.builtC.hasbeenbuiltD.isbuilt2.Ourclassroomshould_____cleanandtidy.AwaskeptBbekeptCiskeepDh