高中英语 Unit 4 Wildlife Protection P3 Grammar课件 新人教版必修2.ppt

thepresentprogressivepassivevoice unit4grammar maryisbeinginterviewednow 观察下列句中的划线部分 tom scarisbeingrepairednow thediseaseisbeingstudiedatpresentbyscientists thelifeofthepandaisbeingstudiedatpresent thepresentprogressivepassivevoice现在进行时的被动语态 a陈述句 主语 am is are being 过去分词b疑问句 疑问词 am is are 主语 being 过去分词 结构 表示说话人说话时或现阶段正在进行的动作 经常和时间副词now 现在 rightnow 现在 此刻 atpresent 现在 目前 atthismoment 此刻 连用 用法 主语和谓语动词之间是被动关系 而且动作正在进行 1 musicisbeingtaughtbymisslinow 2 newfunctionsarebeingaddedtothephoneatpresent 意义 三变 原句主语变为by短语 宾语变为主语 谓语由主动变为被动 三不变 原句意思不变 原句时态不变 原句主谓宾以外成分不变 theyarebuildingnineparks nineparksarebeingbuilt howmanyparksarebeingbuilt 主动语态变被动语态 2 少数及物动词的进行时表示按计划 安排将要承受某个动作 somerockmusicisbeingplayedbythemnext 下面将由他们演奏一些摇滚音乐 apartyisbeingheldtonight 今晚将要举办一场晚会 现在进行时的被动语态基本用法 1 表示现在正在进行的被动动作 3 有些动词进行时的主动形式就可以表示被动的意思 常见的这些动词有 print cook fry bake burn hang thehouseisburning themeatiscooking 4 某些 介词 名词 的短语也可以表示正在进行着的被动动作 常见的这些介词有 on under manynewcarsareonshow manynewcarsarebeingshown yourquestionsareunderdiscussion yourquestionsarebeingdiscussed 5 有些表 状态 心理活动 情感 等的动词 常用一般现在时的被动语态表示 正在进行 1 youarewantedonthephone 2 mp3isbecomingmoreandmorepopular inotherwords itislovedbymoreandmorepeople 单选 idon tsupposethepoliceknowwhodidit well surprisinglytheydo amanhasbeenarrestedand now a hasbeingquestionedb isquestioningc hasquestionedd isbeingquestioned 2 anewcinema here theyhopetofinishitnextmonth a willbebuiltb isbuiltc hasbeenbuiltd isbeingbuilt 3 selectingamobilephoneforpersonaluseisnoeasytaskbecausetechnology sorapidly a ischangingb haschangedc willhavechangedd willchange 4 rainforests andburnedatnearfuture a cutb arecutc arebeingcutd hadbeencut 5 idon tknowwhattimeitisnow mywatch a isrepairingb hasbeenrepairedc isbeingrepairedd hasrepaired 6 itissaidthatpandas inourcountryyearafteryear a arebeingdisappearedb aredisappearingc willbedisappearedd willdisappear 7 withmoreforestsbeingdestroyed hugequantitiesofgoodearth eachyear a iswashingawayb isbeingwashedawayc arewashingawayd arebeingwashedaway 8 areweabouttohavedinner yes it inthedinningroom a isservingb isbeingservedc hasbeenservingd serves 1 thenews talk abouteverywhere 2 alotoftallbuildings set up andpeoplewillmoveinsometimenextyear 3 whatshouldyoudowhileyou follow byastranger 4 ourfur use tomakesweatersforpeoplelikeyou isbeingtalked 用被动语态的适当形式填空 arebeingset arebeingfollowed isbeingused 请找出下列各句中的错误并改正 1 look afrogisswallowedbyasnakeoverthere 2 theseanimalsarehuntingatsuchaspeedthattheywilldisappearsoon being beinghunted 3 willyougowithmetoseethefilmthatisshowntonight 4 themanhaskilledhiswife nowheisbeingwantedbythepolice 5 thousandsoffamiliesarefleeingtheirhomesbecausetheircountryisunderattacked being being discusswhatyoushoulddointhefollowingsituations moresituations whatshouldyoudoi