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新目标九年级英语Unit7Teenagers['ti:n,eidʒəz]shouldbeallowedtochoosetheirownclothes.SectionA(1a-1c)allowsbtodosth某人允许做某事beallowedtodosth某人/某物被允许做某事allowdoingsth允许做……Freetalk•Howoldisateenager?['tiːneɪdʒə]•Whatshould/shouln’tyoubeallowedtodoasteenagersatschool?A:Weshouldbeallowedto(do)...B:Weshouldn’tbeallowedto...TeenagersshouldnotbeallowedtowatchTVtoolong.Teenagersshouldn'tbeallowedtobelateforschool.Boysarenotallowedtohavelonghair.Teenagersshouldnotbeallowedtogetearspierced.RulesforteenagersSchoolrulesDon’tarrivelateforschool.=Studentsarenotallowedtoarrivelateforschool.benotallowedtodoSchoolrulesDon’teatintheclassroom.=Studentsshouldbenotallowedtoeatintheclassroom.Don’truninthehallways.Schoolrules=Studentsarenotallowedtoruninthehallways.SchoolrulesDon’tlistentomusicintheclassroom.=Studentsarenotallowedtolistentomusicintheclassroom.SchoolrulesDon’tfightwithothers.=Studentsarenotallowedtofightwithothers.Schoolrules=Studentsarenotallowedtocheat.Don’tcheat./tʃi:t/Doyouagree?Iagree/disagree,becauseteenagersshould/shouldn’tbeallowedto...1a.Readthestatementsbelow.CircleAforagreeorDfordisagree.CanIgototheshoppingcenterwithJohn?Hejustgothisdriver’slicense.Noway!Idon’tthinksixteen-year-oldsshouldbeallowedtodrive.I’mworriedaboutyoursafety.Sixteen–year–boysandgirls2)sixteen-year-olds在此句中用作名词，意为“16岁的青少年”。“基数词-量词（单数）-形容词”构成的词通常作形容词，作前置定语，而且这一整体是一个词，后加s表示一类人或事物。如：Fifty-year-oldsshouldretire.1a1.Teenagersshouldnotbeallowedtosmoke.AD2.Sixteen-year-oldsshouldbeallowedtodrive.AD3.Studentsshouldnotbeallowedtohavepart-timejobs.AD4.Sixteen-year-oldsshouldbeallowedtogettheirearspierced.AD5.Teenagersshouldbeallowedtochoosetheirownclothes.ADListenandcircle“T”or“F”.1b1.Annacangototheshoppingcenterbybus.（）1.Annawantstogetherearspierced.（）3.Annawantstochooseherownclothes.（）TFTKeyphrases1beallowedtodo被允许去作2gooutwiththeirfriends与朋友们一起出去3apart-timejob一份兼职工作4gettheirearspierced穿他们的耳朵5theirownclothes他们自己的衣服6driver’slicense驾驶执照7onweekends在周末8seriousenough足够严肃9sillyearring难看的耳环10Insteadof替代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…)Teenagersshouldbeallowedtogoshopping.否定句主语+情态动词+not+be+及物动词的过去分词(+by…)Thewordcan’tbeusedinthissentence.一般疑问句情态动词+主语+be+及物动词的过去分词(+by…)?Musttheworkbefinishedtoday?特殊疑问句特殊疑问词+被动语态的一般疑问句？Whoshouldbeaskedforhelp?语法重点一：(1)含情态动词的被动语态含情态动词的被动语态结构：情态动词（should,must,may,can,could等）+be+及物动词的过去分词。如：Weshouldbeallowedtoplaybasketballonweekends.Theroommustbecleanedeveryday.Youmaybeaskedtodosomehousework.Idon’tthinksixteen-year-oldsshouldbeallowedtodrive.我认为十六岁以下的孩子不应该允许开车。语法重点二：Sixteen-year-oldsshouldbeallowedtogettheirearspierced.应该允许16岁的青少年打耳洞。gettheirearspierced意为“打耳洞”，此处get用作使役动词，相当于make或have，意为“使，让”。“get/have+宾语+过去分词”结构意为“使某事被做”或“让某人做某事”。其中过去分词表示的动作往往是别人做的，与句中的主语无关。如：Canyougettheworkfinishedontime?Igotmycarrepairedattheendoflastmonth.小结训练()1.—HowoftendoIneedtofeedthedog?—It___foodeveryday,oritwillbehungry.A.mustgiveB.mustbegaveC.mustbegiven()2.—MathisasinterestingasEnglish,Ithink.—_______.Englishismoreinterestingthanmath.A.IthinksoB.Idon’tthinksoC.Idon’thopeso()3.—Whatareyougoingtodothismorning,Mary?—Myhairistoolong,Iwanttogetit_________.A.cutB.tocutC.cuts4．Tonyisandhehasa________sister.A．fifteenyearsold;sixyearsoldB．fifteenyearold;six--year--oldC．fifteenyearsold;six--year--oldD．fifteenyearold;sixyearsold•5．—Ithinkyoungpeopletodrivecars.•—Idon'tagreewithyou.They'renotseriousenough.•A．shouldallowB．shouldn'tbeallow•C．shouldbeallowedD．shouldn'tbeallowed•6．It'snothere,pleasesendallthebabiesto____.•A．safety;safeB．safe；safe•C．safety；safetyD．safe；safetyCD8.--Canyouhearme?--No,Ican’t.Wouldyoupleasespeak____.A.clearlyenoughB.clearenoughC.enoughclearlyD.enoughclear9.Oldpeoplemust____.A.speakpoliteB.bespokentopolitelyC.speaktopoliteD.bespokenpolitelyAB7．—Iamreallyyourhealth,deargrandpa.—Don't________me.Look!I'masstrongasyou.A．worryabout;worriedaboutB．worryabout;beworriedaboutC．beworriedabout;beworriedaboutD．worriedabout;worryaboutD10.Thingsshould___herebeforeyouentertheGreatMuseum.A.keepsB.keepC.bekeptD.arekept11.Wewon’tallow____inthecinema.Butyouareallowed____intherestroom.A.smoking;smokingB.tosmoke;tosmokeC.smoking;tosmokeD.smoke;smokeCC12.--IthinkyoushouldphoneJennyandsaysorrytoher.--____.Itwasherfault.A.NotatallB.NotpossibleC.NochanceD.Noway13.Ithinksomeoftheschoolrulesshould__A.bechangeB.bechangedC.bechangingD.changeDB把下列句子改成被动语态1.Theyallowustohavepart-timejobs.____________________________________.2.TheteacheraskedAnnatofinishthepicture.____________________________________.3.PeopleintheUKspeakEnglish.____________________________________.4.Wemustsendthepostcardatonce._____________________________________.Weareallowedtohavepart-timejobsbythemAnnawasaskedtofinishthepicturebytheteacherEnglishisspokenintheUK.Thepostcardmustbesentatoncebyus.5.Theoldcathaseatenthefish.___________________________________.6.Ican’tfindthewatchanywhere.____________________________________.7.Whenwillyouworkoutthemathproblem?_____________________________________———————————————————.8.Wherehaveyouputmybackpack?____________________________________.Whenwillthemathproblembeworked