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1、Unit7Teenagersshouldbeallowedtochoosetheirownclothes.SectionA(GrammarFocus)第六课时Talkwithyourclassmatesaboutyourschoolrulesbyusing“studentsarenotallowedto”.SchoolrulesDontarrivelateforschool.=Studentsarenotallowedtoarrivelateforschool.Dontruninthehallways.Schoolrules=Studentsarenotallowedtoruninthehal
2、lways.SchoolrulesDonteatintheclassroom.=Studentsarenotallowedtoeatintheclassroom.SchoolrulesDontlistentomusicintheclassroom.=Studentsarenotallowedtolistentomusicintheclassroom.SchoolrulesDontfightwithothers.=Studentsarenotallowedtofightwithothers.Schoolrules=Studentsarenotallowedtocheat.Dontcheat.Sc
3、hoolrulesDontwearlonghair.(boys)=Boysarenotallowedtowearlonghair.Schoolrules=Studentsarenotallowedtosleepinclass.Dontsleepinclass.Idontthinksixteen-year-oldsIagree.Theyarentshouldbeallowedtodrive.seriousenough.DoyouthinkteenagersshouldbeNo,Idontagreewithencouragedtomaketheirownthis.Teenagersaretoode
4、cisions?youngtomaketheirowndecisions.TeenagersshouldnotbeallowedIdisagree.Theycanlearntohavepart-timejobs.alotfromworking.DoyouthinkwemaybeallowedIfyoudontuseaflash,totakesomephotosifwedontthenitmaybeOK.useaflash?Grammar Focus笔记：1.1c句子。2.含有情态动词的被动语态：情态动词+be+done3.keep.awayfrom.使远离.Wemustkeepteenager
5、sawayfromtheInternet.keepupwithsb与某人都保持联系keepon继续keepback抑制控制keepdown使安静keepoff使避开5. have a chance to do sth有机会做某事 move out搬出去 make their own decision做他们的自己的决定6.take (good) care of = look after7. manage to do sth.设法做某事 完成 n/pron.一般现在时的被动语态一般现在时的被动语态在英语中，动词有两种语态，即在英语中，动词有两种语态，即主动语态主动语态和被动语态和被动语态。被动语态
6、的基本结构是被动语态的基本结构是“助助动词动词 be + 及物动词的过去分词及物动词的过去分词”，其中助其中助动词动词be有人称、数和时态的变化有人称、数和时态的变化,其变化规其变化规则与则与be作为连系动作为连系动 完全一样。完全一样。1.一般现在时被动语态的各种句式结构一般现在时被动语态的各种句式结构肯定式主语+am/is/are+过去分词（+by)否定式主语+am/is/are+not+过去分词(+by)疑问式Am/Is/Are+主语+过去分词(+by)?特殊疑问词+am/is/are+主语+过去分词（+by.)?被动不离被动不离“be”“p.p.”,“p.p.”前面前面助动助动be。主
7、谓一致莫忘记，主谓一致莫忘记，am,is,are现在时。现在时。2.一般现在时被动语态的基本用法一般现在时被动语态的基本用法用法示例表示经常性或习惯性发生的被动动作Iamoftenaskedthequestionbymypupils. 表示近期正在发生的被动动作ThesedayspeoplearemovedbyateachernamedZhangLili.描述某种常态化的被动的客观事实Thespaceshipismainlycontrolledbycomputer.强调目前存在的针对行为主体人的被限制性动作Youarentallowedtotakephotos.3.主动语态变为被动语态的方法主
8、动语态变为被动语态的方法第一步第一步:将主动语态的将主动语态的宾语宾语改为改为被动语态的主语被动语态的主语；第二步第二步:将主动语态的将主动语态的谓语谓语改为改为“be+及物动词的过去及物动词的过去分词分词”结构结构；第三步第三步:将主动语态的将主动语态的主语主语改为改为介词介词by的宾语的宾语，放在，放在谓语之后谓语之后(有时可省略有时可省略)。如图示：如图示：They (主语主语）grow (谓语谓语）tea (宾语宾语）in the south-east of China.被动语态被动语态:主动语态主动语态:Tea (主语主语）is grown (谓语谓语）by them in the
9、south-east of China.句式结构示例肯定句主语+情态动词+be+及物动词的过去分词(+by)Teenagersshould be allowed to goshopping.否定句主语+情态动词+not+be+及物动词的过去分词(+by)Thewordcant be usedinthissentence.一般疑问句 情态动词+主语+be+及物动词的过去分词(+by)?Musttheworkbe finishedtoday?特殊疑问句特殊疑问词+被动语态的一般疑问句？Whoshould be askedforhelp?含有情态动词的主动句变为被动句时，谓语动词部分改为“情态动词+
10、be+及物动词的过去分词”。WecanwriteLetterscanbewrittenlettersinEnglish.inEnglishbyus.改为被动语态改为被动语态4aRewritethesentencesaccordingtotheexample.1.Youmustcleanyourbedroomeveryday.Yourbedroommust be cleaned everyday.2.Parentsshouldencourageteenagerstodosocialworkfortheircommunity.Teenagers_.shouldbeencouragedtodosoc
11、ialworkfortheircommunit3.CanLucydoherhomeworktomorrowinstead?Can_?Lucyshomeworkbedonebyhertomorrowinstead4.DoyouthinkwemustkeepteenagersawayfromtheInternet?5.Doyouthinkteenagers_6._?mustbekeptawayfromtheInternet5.Parentsshouldgiveteenagerschancestomaketheirowndecisions.Teenagers_.shouldbegivenchance
12、stomaketheirowndecisions4bFillintheblankswiththecorrectformsofthewordsinbrackets.Shouldteenagers_(ask)tomoveoutwhentheystartworking?InmanyWesterncountries,teenagers_(allow)tomoveoutateighteen.Theirparentsbelievethattheyshould_(educate)totakecareofthemselvesfromayoungage.Thisway,whenthey_(start)worki
13、ngtheycanmanagetheirownlives.However,inmostAsianbe askedare allowedbe educatedstartsocieties,itisnotcommonforteenagersto_(move)out.Chineseparentsbelievethatitisbetterforchildrentolivewithparentswhocan_(take)careofthem.Buttheyoungshouldthenlookaftertheirparentsastheygetolder.ThatiswhymanyChineseadult
14、s_(continue)tolivewiththeirparents.movetakecontinue4cYouandyourfriendarestartinganEnglishclub.Makealistofrulesaboutwhatshouldandshouldnotbeallowed.A:Membersshouldbeallowedtousedictionaries.B:Yes,buttheyshouldonlyuseEnglish-Englishdictionaries.Arethereanyotherrulesaboutwhatshouldandwhatshouldnotbeall
15、owedintheEnglishclub?Canyoutellus?Languagepoints1.Doyouthinkteenagersshouldbeencouragedtomaketheirowndecisions? 你认为应该鼓励青少年自己做决定吗？makeonesowndecision意为“自己做决定”，相当于makeadecisionforoneself。例：Ijustwanttomake my own decision.我只想能够自己做决定。 2.Parentsshouldgiveteenagerschancestomaketheirowndecisions.父母应该给青少年自己
16、做决定的机会。chance(a suitable time or situation when you have the opportunity to do sth.)可数名词，意为“机会；机遇”，其后可接todosth.或ofsth.。若表示“做某事对某人来说是一次机会”，其后可接forsb.todosth.。例：Inevermiss a chance to playfootball.我从不错过踢球的机会。Itsagoodchance for you to meet.这是一个你们见面的好机会。3. Thisway,whenthey_(start)workingtheycanmanagethe
17、irownlives.这样，当他们开始工作时，他们能应付他们自己的生活。manage意为“完成(困难的事);应付(困难)局面”，其后可接名词、代词或动词不定式。例：Imnotsurehowwewillmanage it.我不确信我们将如何完成这件事。Youshouldmanage to finishtheworkintime.你应该设法及时完成工作。manage to do sth. 与与 try to do sth.managetodosth.“设法做成某事”，强调结果。暗含“做成了某事”之意。trytodosth.“尽力做某事”，表示“尽力做，设法做”，强调动作，不表结果。例：例：Thes
18、hirtwasverydirty,buthemanaged to cleanit.这件衬衫很脏，但他设法把它洗干净了。这件衬衫很脏，但他设法把它洗干净了。Theboytried to movethestonebutfailed.这个男孩试图移动这块石头，但失败了。这个男孩试图移动这块石头，但失败了。.单项选择1.Teenagers_allowedtodriveacar.A.shouldnotbeB.shouldbenotC.notshouldbeD.shouldnt2.Lindasawapenontheroad,soshestopped_itup.A.pickB.topickC.picking
19、D.pickedAB3.Yesterdaymysisterhadhercomputer_atthesupermarket.A.mendB.tomendC.mendedD.mending4.Heneverstudies.Heplayscomputergamesallday_.A.insteadB.insteadofC.howeverD.butCA5.-Canyouhearme?-No,Icant.Wouldyoupleasespeak_.A.clearlyenoughB.clearenoughC.enoughclearlyD.enoughclear6.Oldpeoplemust_.A.speak
20、politeB.bespokentopolitelyC.speaktopoliteD.bespokenpolitelyAB7.Thingsshould_herebeforeyouentertheGreatMuseum.A.keepsB.keepC.bekeptD.arekept8.Wewontallow_inthecinema.Butyouareallowed_intherestroom.A.smoking;smokingB.tosmoke;tosmokeC.smoking;tosmokeD.smoke;smokeCC9.-IthinkyoushouldphoneJennyandsaysorr
21、ytoher.-_.Itwasherfault.A.NotatallB.NotpossibleC.NochanceD.Noway10.Ithinksomeoftheschoolrulesshould_.A.bechangeB.bechangedC.bechangingD.changeDB11.-Doyoubelievetherearealiens?-Imafraidnot.Idontthinkaliens_inspace.A.canfindB.canbefoundC.canbefoundedD.cantbefounded12.Theflowersmust_everyday.A.waterB.b
22、ewateredC.wateredD.wateringBB13.-Cansixteen-year-oldsdrivetheircarstoschool?-No.theyshouldnt_todrivebecausetheyarenotseriousenough.A.allowB.allowedC.beallowedD.haveallowed14.Dontworry.Thework_intwodays.A.willfinishB.isdoneC.willbefinishedD.finishCC15._middleschoolstudentsallowedtousemobilephoneatsch
23、ool?A.DoB.DidC.AreD.Can16.Idontthinkteenagersshouldbeallowedtodrive,becausetheyare_.A.notenoughseriousB.notseriousenoughC.tooseriousD.toseriousCB17.Water_intoice.A.willchangedB.mustbechangedC.shouldchangeD.canbechanged18.Astrangesound_yesterdayevening.A.washeardB.hearsC.heardD.isheardDA19.Thenewplay
24、_intheatrenow.Whydontyougoinandseeit?A.isbeingshownB.isshowingC.isshownD.shows20.MissChen_just_tospeakatthemeeting.A.hasbeenaskedB.hasbeenaskedC.havebeenaskedD.havebeenaskedAA.用所给词的适当形式填空1.Childrenshouldntbeallowed2._(swim)intheriver.3.2.Idontthinkteenagersshouldgettheirears_(pierce).4.3.Wearetired,
25、sowestop_(have)arest.5.4.Ithinkyourideaisntgood.I_(agree)withyou.to swimpiercedto havedont agree5.When_(be)thefirstman-madesatellite_(send)upintospace?6.Lastyearvegetables_(grow)inthegardenbyTomandhe_(sell)themhimself.7.Howmanymagazines_(canborrow)inyourlibraryeveryweek?8.John_(hear)togoupstairstwohoursago.wassentweregrownsoldcanbeborrowedwasheardHomework Masterwhatyouhavelearnedinthislesson.Learntomakesentenceswith“情态动词情态动词+be+及物动词的过去分词及物动词的过去分词”.
