高中一年级下学期英语《B2U2 Discovering Useful Structures》教学课件

Unit2WildlifeProtectionDiscoveringUsefulStructures-thePresentContinuousPassiveVoiceLearningobjectives:Afterthisclass,wewillbeableto:1.summarizeandrestatethe

features

ofcontinuouspassivevoice2.practicethepresentcontinuouspassivevoiceindifferentsituationsWhataretheworkersdoingnow?Theworkersarebuildingahouse.Ahouseisbeingbuiltbytheworkers.这些工人正在建造一个房子。一个房子正在被这些工人建造。例句探究规律Whataretheydoingnow?Theyareplayingbasketball.B:Thebasketballisbeingplayedbyme..A:Ican'tfindmybasketballanywhere!Doyouknowwhereitis?篮球正在被我拿着玩呢。Whatisthegirldoingnow?Thegirlisreadingabook.B:Yourbook

isbeingread

bythegirl.A:Ican’tfindmybookanywhere!Doyouknowwhereitis?你的书正在被这个女孩拿着读呢。WhatisLilydoingnow?Lilyispaintinghernewhouse.B:I'mafraidwecan't.Lily'snewhouseisbeingpainted.莉莉正在给她的新房子刷漆。她的新房子正在被刷漆呢。A:WhynotvisitLily'snewhouse!Whatarethescientistsdoingnow?ThescientistsarediscussingtheAswanDamproject.B:No,theprojectisbeingdiscussedbythescientists.A:HastheAswanDamProjectfinished?这个项目正在被科学家们讨论。小结：PresentContinuousPassiveVoice

现在进行时的被动语态回忆一下：1.现在进行时PresentContinuousTense

结构：_____________am/is/aredoing2.被动语态PassiveVoice

结构：_____bedone

结构：_________________am/is/arebeing+done主语+am/is/are+being+done…1.肯定式2.否定式1.SheisbeingtreatedinChinanow.她正在中国接受治疗。2.Mycomputerisbeingrepairednow.我的电脑正在修理中。notnotnotAm/Is/Are+主语+being+done…3.一般疑问式e.g.:1.ArethesebooksbeingsenttoBeijing？2.___________________________?Isthewallbeingpainted疑问词

WhenHowWhereWhyWhat4.特殊疑问式3.___________________________?Whenisthewallbeingpainted特殊疑问词+am/is/are+主语+being+done…现在进行时的被动语态的基本结构肯定结构be(am/is/are)beingdone否定结构be(am/is/are)+not+beingdone一般疑问结构be(am/is/are)+主语+beingdone特殊疑问结构特殊疑问词+be(am/is/are)+主语+beingdoneSummaryWhendoweusethePresentContinuousPassiveVoice?一、现在进行时的被动语态由“am/is/arebeing＋done”构成,有人称和数的变化。表示此刻正在进行的被动动作。1.这项工程正在会议上被讨论。___________________________________________.2.这部电影正在电影院上映。___________________________________________.3.我的房子正在被刷漆。___________________________________________.Theprojectisbeingdiscussedatthemeeting.Anewfilmisbeingshowninthetheaternow.Myhouseisbeingpaintednow.二、表示现阶段正在进行的被动动作，但此动作不一定在此时此刻发生。1.许多有趣的实验正在被实施中。_________________________________________.2.一座现代学校正在我们家乡建造。_________________________________________.3.一座给学生的电脑中心正在被建造。_________________________________________.Manyinterestingexperimentsarebeingcarriedout.AmodernschoolisbeingbuiltinourhometownAcomputercenterisbeingbuiltforthestudents.三、表示经常的被动行为，常和always,often,constantly等词连用。(表达某种感情色彩)Heisalwaysbeingpraisedbytheteacher.他总是被老师赞赏。1.“be(am/is/are)+under/in/on等介词+n.”有时可相当于现在进行时的被动语态。Manyquestionsareunderdiscussion.=Manyquestionsarebeingdiscussed.许多问题正在被讨论。Thetelephoneisinuse(=isbeingused)now.这部电话正在使用中。特殊用法1.单项选择Themiludeer_____attheresearchcenteratpresent.A.wasbeingstudied B.willbestudied C.isbeingstudied D.havebeenstudied2. Wecanhearthatthepapers_______quicklyonfast-movingprintingmachines.A.willbeprinted B.werebeingprinted C.havebeenprinted D.arebeingprinted3. Money______forthenatureproject.A.wascollected B.havebeencollected C.isbeingcollected D.arebeingcollectedCCD4. Hesaidhisfather______abroadthenextyear.A. hasbeensent B.isbeingsent C.willbesent D.wouldbesent5. Theplanthathemadeafewdaysago______now.A. hasbeencarriedoutB.isbeingcarriedoutC.willbecarriedout D.wasbeingcarriedout6. —Whereisthepanda? —It____bythedoctor.A. wasbeingexamined B.isbeingexamined C.willbeexaminedD.hasbeenexaminedBDB7. Wecan'twatchTVtonightbecauseit______.A. hasbeenrepaired B.hasn'tbeenrepairedC.wasbeingrepaired D.hadn'tbeenrepaired8. Everyboyandeverygirl_______equallyinChinanow.A. isbeingtreated B.arebeingtreated C.treat D.aretreated9. Morethanonepatient________bythenurseatthemoment.A. arebeingtakencareof B.isbeingtakencareof C.aretakencareofD.istakecareofBAB2.语法填空：1. Newfunctions___________________(add)tothecameraatpresent.2. Manyspeeches__________________(hold)inourschoolthesedays.3. Idon’tknowwhattimeitisnow.Mywatch________________(repair)4. Anewstadium________________(build).Theyhopetofinishitnextmonth.5. ---Doyoulikethematerial? --Yes,it______________(feel)verysoft.arebeingaddedarebeingheldisbeingrepaired.isbeingbuiltfeels6. Thebridgewhich____________(build)lastyear___________(look)beautiful.7. Thecamerayou___________(use)now_____________(belong)tome.8. Onethirdoftheclass__________________(question)bytheteachersnow.9. ----