浙江省台州市书生中学人教版高中英语必修二课件：UNIT 4 WILDLIFE PROTECTIONLEARNING ABOUT LANGUAGE .ppt

1、Unit 4 Wildlife protectionLearning about LanguageRevision of the Passive Voice1.Every year over 29,000 antelopes _(kill)in Tibet.are killed一般现在时的被动语态2.In the past,the elephants _(kill)by farmers.were killed一般过去时的被动语态3.In the past twenty years,a large number of bamboo areas _(set up)to help pandas gr

2、ow.have been set up现在完成时的被动语态4.WWF hopes that more and more wild animals _(protect)in the future.will be一般将来时的被动语态5.At present a new home _(build)for pandas.is being built现在进行时的被动语态Present Progressive Passive Voice构成：is/am/are+being+done(v.过去分词)意义：正在被做protectedPresent Progressive Passive Voiceare be

3、ing killedis being usedis being doneare being doneComplete the sentences according to the text.1.We _ for the wool beneath our stomachs.(Line 9)2.Our fur _ to make sweaters for people like you.(Line 10)3.I wonder what _ to help you.(Line 11)4.So good things _ here to save local wildlife.(Line 24)e.g

4、.1.They are building a new library now.被动A new library is being built now.2.Some animals are being protected well enough.否定句Some animals are not being protected well enough.3.The bridge is being repaired now.疑问句Is the bridge being repaired now?意义:(1)表示说话时正在进行的被动动作,强调主语是动作的承受者Look!The baby is being t

5、aken care of by her aunt.瞧！那个婴儿正由她的姑姑照料着。(2)表示现阶段正在进行的被动动作。但此时此刻不一定正在进行A new building is being built outside our school.我们学校外面有一栋新的建筑物正在施工。1.Shes made rapid progress recently and is always being praised by the teachers.2.To the teachers anger,the silly questions are always being asked by his student

6、s.注意：(1)现在进行时的被动语态与always,constantly,all the time等词连用时，表示经常性的被动动作，此时往往带有赞赏或厌恶等感情色彩。(2）be+under/in+n.可代替进行时的被动语态1.The city is under attack at the moment.=The city is being attacked at the moment.2.The telephone is in use now.=The telephone is being used now.3.The problem is under discussion at the me

7、eting.=The problem is being discussed at the meeting.注意表示感觉、情感或思维等意义的动词，一般不用于现在进行时的被动语态，如see,notice,hear,love,hate,enjoy,forget,appreciate,believe等。The panda is loved by everybody.Hi,Im Alice.Look at this photo.A snowman _(make)by me.This is my album.Would you like tohave a look?Can you describe wha

8、t happens in thepicture using passive voice?is being madeIts Dec.24th.In the morning,I went shopping with my families.We arrived at a shopping mall.My ChristmasOutside the shopping mall10:00 amA huge Christmas tree _(decorate)with mini cars.is being decoratedChristmas presents _(send)to children by

9、a Santa.are being sentOutside the shopping mall10:00 am10:00-12:00 amMany Christmas presents _ (buy)by my parents.are being boughtAfter lunch 3:00 pmis being decoratedA wreath of holly _ by my mother.The Christmas tree _(decorate)by my grandfather and my brother.is being decorated5:00 pmare being wr

10、apped upA Christmas card _(write)by me.is being writtenChristmas presents _(wrap up)by my parents.A Christmas feast _(prepare)by my grandmother,including turkey,pudding and cookies.6:00 pmis being prepared8:00 pmis being enjoyedA wonderful Christmas feast _(enjoy)by my families.A Christmas sock _(ha

11、ng)by my brother.11:00 pmis being hung12:00 pmare being putChristmas presents _(put)under the Christmas tree by Father Christmas.Its Dec.25th.8:00 amWe got up early and said“Merry Christmas”to one another.are being foundA lot of Christmas presents _(find)under the Christmas tree.【即学即练】1.It is report

12、ed that many a new house _ at present in the disaster area.【2010 陕西,24】A.are being builtB.were being built C.was being builtD.is being built【解析】选D。句意：据报道，灾区的许多房子目前正在建设当中。at present 意为“现在；当前”故应用现在的时态。many a+单数可数名词表示“很多；许多”，但谓语动词用单数。2.Hi,Torry,can I use your computer for a while this afternoon?Sorry._

13、.【2009江苏,25】A.Its repaired B.It has been repaired C.Its being repaired D.It had been repaired 【解析】选C。句意：嗨，Torry,今天下午你能否让我借用一下你的电脑？很抱歉。电脑正在修理当中。根据第二个人的回答，动作应该是正在进行的被动语态。3.Would you please keep silent?The weather report _and I want to listen.【2009湖南，27】A.is broadcast B.is being broadcast C.has been br

14、oadcast D.had been broadcast【解析】选B。句意：你能保持沉默吗？天气预报正在播报并且我想听一下。根据句意应用进行时的被动语态。Complete the following sentences.1.Dont make any noise.Her mother _(正在体检）by a doctor.(examine)2.The drivers are told that the road _(正在修理中).(repair)3.It is reported that a new airport in Kunming which _(正在建设中）falls down.（bu

15、ild)is being examinedis being repairedis being built4.He noticed that he _(有人跟踪他）by a stranger when he was walking in the street.(follow)5.The cause of the accident _(正在调查中）so you neednt worry.(look into)is being followed is being looked intoMake your passage better.Finish the exercise on your handout.Homework