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1、人教版必修人教版必修第二册第二册Period 3 Discovering Useful StructureThe Present Continuous Passive VoiceUnit 2 Wildlife ProtectionPlaygamesWhat are they doing now?A house is being built by the workers.The workers are building a house.The Present Progressive Passive VoiceThe Present Progressive Passive VoiceWerebei
2、ngkilledforthewoolbeneathourstomachs.Andourfurisbeingusedtomakesweatersforpeoplelikeyou.Wearebeinghuntedforourivories.例句探究规律1.DoyouknowanyotherendangeredwildlifeinChinathatisnotbeingprotected?2.Werebeingkilledforthewoolbeneathourstomachs.3.Istheirfurbeingusedtomakesweatersforpeoplelikeyou?4.Whatgood
3、thingsarebeingdoneheretosavelocalwildlife?结构：结构：_am/is/are being+done A basketball is being played by Miki.A book is being read by the girl.Our fur is being used to make sweaters for people like you.小结小结：Present Progressive Passive VoicePresent Progressive Passive Voice 现在进行时的被动语态现在进行时的被动语态主语主语 +am/
4、is/are+being+done 1.She is being treated in China now.2.My computer is being repaired now.我的电脑正在修理中。notnotnot Am/Is/Are+主语主语+being+donee.g:1.Are these books being sent to Beijing？2._?Is the wall being painted疑问词When How Where Why What WhendoweusethePresentProgressivePassiveVoice?表示表示说话时说话时正在进行的被动动正在
5、进行的被动动作作.(now,at the moment)Actions are being taken to realize Chinese Dream.表示表示现阶段现阶段正在进行的被动动作正在进行的被动动作.(说话时不一定在进行说话时不一定在进行)The problem of food safety is being studied by scientists at present.表示一种表示一种习惯的被动行为习惯的被动行为(always,constantly),带有赞扬、羡慕、讨厌等感情色彩。带有赞扬、羡慕、讨厌等感情色彩。Children of our neighbors are a
6、lways being praised by our parents.与某些与某些情态动词情态动词连用表示对正在发生的动作进行连用表示对正在发生的动作进行推测推测As a result of staying up late talking last night,Jimmy may be being scolded by his headteacher.现在现在进行时的被动语态的基本结构进行时的被动语态的基本结构肯定结构肯定结构be(am/is/are)being done否定结构否定结构be(am/is/are)+not+being done一般疑问结构一般疑问结构be(am/is/are)+
7、主语主语+being done特殊疑问结构特殊疑问结构特殊疑问词特殊疑问词+be(am/is/are)+主语主语+being done1.像takecareof,lookafter,talkabout,thinkof等动词与介词构成的短语用于现在进行时的被动语态时,其中的介词不可省略。Thewaystostopillegallyhuntingarebeingtalkedabout.阻止非法捕猎的方法正在研讨中。2.“be(am/is/are)+under/in+n.”有时可相当于现在进行时的被动语态。Manyquestionsareunderdiscussion.=Manyquestionsa
8、rebeingdiscussed.许多问题正在被讨论。3.有时表“状态,心理活动,情感”等的动词,常用在一般现在时的被动语态表示“正在进行”。Therunawayofthetrafficaccidentiswantedbythepolice.警方正在通缉交通事故的逃逸者。Theplanisbeingdiscussedatthemeetingnow.现在这个计划正在讨论过程中。Anewlawisbeingmadetopreventendangeredanimalsfromextinction.为了阻止濒危动物的灭绝新的法律正在制定中。Workersarecuttingdownsometreesi
9、nthepark.Sometreesarebeingcutdownbyworkersinthepark.(被动语态)Wherearesometreesbeingcutdownbyworkers?(特殊疑问句)用用所给动词的适当形式填空所给动词的适当形式填空1 History is _ by the people.(make)2 Some trees _ on the hill now.(plant)3 A new subway _(build)next year.4 She _(take)to the hospital already.5 Thousands of satellites _(s
10、end)up into the space so far.6 Notes _(take)by you right now.7 Young trees should _(water)often.madeare being plantedwill be builthas been takenhave been sentare being takenbe wateredGrammar Filling 语法填空语法填空9.Thegrammarwhich_(learn)nowiseasytomaster.10.Someanimals_(protect)wellenoughnow.11.Thesports
11、meeting_(hold)inourschoolatpresent.12.Mywashingmachine_(repair)thisweek,soIhavetowashmyclothesbyhand.13.Nowsimilarconcerns_(raise)bythegiantsthatdealindata,theoilofthedigitalage.14.Look!She_(criticize)bytheteacherintheoffice.isbeinglearnedarebeingprotectedisbeingheldisbeingrepairedarebeingraisedisbeingcriticized15.Thesportsmeeting_inourschoolnow.16.bridge_overtheChangjiangRiver.isbeingheldisbeingbuilt主动语态变被动语态的原则“三变”原则:原主变为by短语,原宾变为现主语;谓语主动变被动。“三不变”原则:原句意思不变;原句时态不变;原句主谓宾以外成分不变。