Unit7SectionA-2

英语教学课件系列 Go for it 九年级 Unit7Teenagersshouldbeallowedtochoosetheirownclothes SectionAGrammarFocus Review Talkwithyourclassmatesaboutyourschoolrulesbyusing studentsarenotallowedto Schoolrules Don tarrivelateforschool Studentsarenotallowedtoarrivelateforschool Don truninthehallways Schoolrules Studentsarenotallowedtoruninthehallways Schoolrules Don teatintheclassroom Studentsarenotallowedtoeatintheclassroom Schoolrules Don tlistentomusicintheclassroom Studentsarenotallowedtolistentomusicintheclassroom Schoolrules Don tfightwithothers Studentsarenotallowedtofightwithothers Schoolrules Studentsarenotallowedtocheat Don tcheat Schoolrules Don twearlonghair boys Boysarenotallowedtowearlonghair Schoolrules Studentsarenotallowedtosleepinclass Don tsleepinclass Review 一般现在时的被动语态 在英语中 动词有两种语态 即主动语态和被动语态 被动语态的基本结构是 助动词be 及物动词的过去分词 其中助动词be有人称 数和时态的变化 其变化规则与be作为连系动完全一样 1 一般现在时被动语态的各种句式结构 助记 被动不离 be p p p p 前面助动be 主谓一致莫忘记 am is are现在时 2 一般现在时被动语态的基本用法 3 主动语态变为被动语态的方法 第一步 将主动语态的宾语改为被动语态的主语 第二步 将主动语态的谓语改为 be 及物动词的过去分词 结构 第三步 将主动语态的主语改为介词by的宾语 放在谓语之后 有时可省略 如图示 They 主语 grow 谓语 tea 宾语 inthesouth eastofChina 被动语态 主动语态 Tea 主语 isgrown 谓语 bytheminthesouth eastofChina 含有情态动词的被动语态 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 be 及物动词的过去分词 WecanwriteLetterscanbewrittenlettersinEnglish inEnglishbyus 点拨 4aRewritethesentencesaccordingtotheexample 1 Youmustcleanyourbedroomeveryday Yourbedroommustbecleanedeveryday 2 Parentsshouldencourageteenagerstodosocialworkfortheircommunity Teenagers shouldbeencouragedtodosocial workfortheircommunit 3 CanLucydoherhomeworktomorrowinstead Can Lucy shomeworkbedonebyher tomorrowinstead DoyouthinkwemustkeepteenagersawayfromtheInternet Doyouthinkteenagers mustbekeptaway fromtheInternet 5 Parentsshouldgiveteenagerschancestomaketheirowndecisions Teenagers shouldbegivenchancestomake theirowndecisions 4bFillintheblankswiththecorrectformsofthewordsinbrackets Shouldteenagers ask tomoveoutwhentheystartworking InmanyWesterncountries teenagers allow tomoveoutateighteen Theirparentsbelievethattheyshould educate totakecareofthemselvesfromayoungage Thisway whenthey start workingtheycanmanagetheirownlives However inmostAsian beasked areallowed beeducated start societies itisnotcommonforteenagersto move out Chineseparentsbelievethatitisbetterforchildrentolivewithparentswhocan take careofthem Buttheyoungshouldthenlookaftertheirparentsastheygetolder ThatiswhymanyChineseadults continue tolivewiththeirparents move take continue 4cYouandyourfriendarestartinganEnglishclub Makealistofrulesaboutwhatshouldandshouldnotbeallowed A Membersshouldbeallowedtousedictionaries B Yes buttheyshouldonlyuseEnglish Englishdictionaries ArethereanyotherrulesaboutwhatshouldandwhatshouldnotbeallowedintheEnglishclub Canyoutellus Languagepoints Doyouthinkteenagersshouldbeencouragedtomaketheirowndecisions 你认为应该鼓励青少年自己做决定吗 makeone sowndecision意为 自己做决定 相当于makeadecisionforoneself 例 Ijustwanttomakemyowndecision 我只想能够自己做决定 2 Parentsshouldgiveteenagerschancestomaketheirowndecisions 父母应该给青少年自己做决定的机会 chance asuitabletimeorsituationwhenyouhavetheopportunitytodosth 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 Inevermissachancetoplayfootball 我从不错过踢球的机会 It sagoodchanceforyoutomeet 这是一个你们见面的好机会 3 Thisway whenthey start workingtheycanmanagetheirownlives 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 I mnotsurehowwewillmanageit 我不确信我们将如何完成这件事 Youshouldmanagetofinishtheworkintime 你应该设法及时完成工作 辨析 managetodosth 与trytodosth 例 Theshirtwasverydirty buthemanagedtocleanit 这件衬衫很脏 但他设法把它洗干净了 Theboytriedtomovethestonebutfailed 这个男孩试图移动这块石头 但失败了 Exercises 单项选择 Teenagers allowedtodriveacar A shouldnotbeB shouldbenotC notshouldbeD shouldn t2 Lindasawapenontheroad soshestopped itup A pickB topickC pickingD picked A B 3 Yesterdaymysisterhadhercomputer atthesupermarket A mendB tomendC mendedD mending4 Heneverstudies Heplayscomputergamesallday A insteadB insteadofC howeverD but C A 5 Canyouhearme No Ican t Wouldyoupleasespeak A clearlyenoughB clearenoughC enoughclearlyD enoughclear6 Oldpeoplemust A speakpoliteB bespokentopolitelyC speaktopoliteD bespokenpolitely A B 7 Thingsshould herebeforeyouentertheGreatMuseum A keepsB keepC bekeptD arekeptWewon tallow inthecinema Butyouareallowed intherestroom A smoking smokingB tosmoke tosmokeC smoking tosmokeD smoke smoke C C 9 IthinkyoushouldphoneJennyandsaysorrytoher Itwasherfault A NotatallB NotpossibleC NochanceD Noway10 Ithinksomeoftheschoolrulesshould A bechangeB bechangedC bechangingD change D B 11 Doyoubelievetherearealiens I mafraidnot Idon tthinkaliens inspace A canfindB canbefoundC canbefoundedD can tbefounded12 Theflowersmust everyday A waterB bewateredC wateredD watering B B 13 Cansixteen year oldsdrivetheircarstoschool No theyshouldn t todrivebecausetheyarenotseriousenough A allowB allowedC beallowedD haveallowed14 Don tworry Thework intwodays A willfinishB isdoneC willbefinishedD finish C C 15 middleschoolstudentsallowedtousemobilephoneatschool A DoB DidC AreD Can16 Idon tthinkteenagersshouldbeallowedtodrive becausetheyare A notenoughseriousB notseriousenoughC tooseriousD toserious C B 17 Water intoice A willchangedB mustbechangedC shouldchangeD canbechanged18 Astrangesound yesterdayevening A washeardB hearsC heardD isheard D A 19 Thenewplay intheatrenow Whydon tyougoinandseeit A isbeingshownB isshowingC isshownD shows20 MissChen just tospeakatthemeeting A has beenaskedB hasbeen askedC havebeen askedD have beenasked A A 用所给词的适当形式填空 Childrenshouldn tbeallowed swim intheriver 2 Idon tthinkteenagersshouldgettheirears pierce 3 Wearetired sowestop have arest 4 Ithinkyourideaisn tgood I agree withyou toswim pierced tohave don tagree 5 When be thefirstman madesatellite send upintospac