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空白演示在此输入您的封面副标题Unit4Don’teatinclass.SectionBDon’truninside.不要在室内乱跑。Don’tpush.不要推搡。Don’tlitter.不乱扔垃圾。Saveelectricity.节约用电。Savewater.节约用水。你知道这些规则的意思吗？gooutpracticetheguitarhelpmommakebreakfastcleanhisroomdothedishesseefriendsIfyouarehappyandyouknowit,clapyourhandsIfyouarehappyandyouknowit,neverbeafraidtoknowitIfyouarehappyandyouknowit,clapyourhands.Let’senjoyasong!Don’twalk.Doyouknowthesesignsinacity?Whatdotheymean?Walk.Ridehorses.Don’tridehorses.Run.Don’trun.Turnright.Don’tturnright.Don’tturnleft.Nosmoking.Becareful!Noparking!Stop.Listentome.Comehere.Gothere.Standup.Comein.Goout.Stopsmoking.Lookattheblackboard.Doyourhomework.停听我讲来这儿去那儿起立进来出去不要吸烟看黑板做作业ImperativesentencesTakemetoyourheart.Loveme,lovemydog.Comeon!Givemeacall.Openthedoor.Excuseme!Haveatry.Helpyourself.Let’sgo.Letmesee.Bequiet.带我入你心爱屋及乌加油给我打个电话开门请原谅试一试随便吃我们走吧让我想想请安静1a.Readtherulesinthechartin1b.Thenmatchthepictures[a-h]withtherules.___goout___seefriends___dohishomework___practicetheguitar___dothedishes___watchTV___helphismommakebreakfast___cleanhisroomahcbegfd1b.Listenandputan×forthingsDavecan’tdoanda√forthingshehastodo.RulesCan’t(×)Haveto/Must(√)Whenagoout×onschoolnightseefriendsdohishomeworkpracticetheguitardothedisheswatchTVhelphismommakebreakfastcleanhisroomh×onschooldaysc√afterschoole√beforedinnerb√afterdinnerg×intheeveningd√everymorningf√everySaturday1c.Listenagain.WritewhenDavehastofollowtherulesinthechartinb1.Choosefromthephraseinthebox.ontheschoolnightseverySaturdaybeforedinnerintheeveningonschooldaysafterschoolafterdinnereverymorningRulesWhengooutseefriendsdohishomeworkpracticetheguitardothedisheswatchTVhelphismommakebreakfastcleanhisroomafterschoolbeforedinnerafterdinnereverymorningonschoolnightsonschooldaysintheeveningeverySaturday1d.TalkabouttherulesinDave’shouse.Hecan’tgooutonschoolnights.Hecan’tseehisfriendsonschooldays.Hecan’twatchTVintheevening.Hehastodohishomeworkafterschool.Hemustpracticetheguitarbeforedinner.HemustcleanhisroomeverySaturday.Hehastohelphismommakebreakfasteverymorning.Hecan’tgooutonschoolnights.Hecan’tseehisfriendsonschooldays.Hehastodohishomeworkafterschool.Hemustpracticetheguitarbeforedinner.Hecan’twatchTVintheevening.Hehastohelphismommakebreakfasteverymorning.HemustcleanhisroomeverySaturday.ReportDave’srules.Seewhoisthebest?terriblereaddirtykitchenmakethebedrelaxnoisystrictfollowtherulesrememberlearnkeepquiet2a.Whenyouareunhappyaboutsomething,whodoyouliketotalkto?2b.Readtheletters.UnderlinetherulesforMolly.TakeawalkWatchTVPlaygamesListentomusicChatwithfriends…DearDr.Know,Therearetoomanyrules!At6:00a.m.,mymomsays,“Getupnowandmakeyourbed!”Afterbreakfast,mymomalwayssays,“Don’tleavethedirtydishesinthekitchen!”Afterthat,IruntoschoolbecauseIcan’tbelate.Atschool,wehavemorerules-don’tbenoisy,don’teatinclass,…MydadsaysIcan’tplaybasketballafterschoolbecauseImustdomyhomework.Icanplayonlyonweekends.Afterdinner,Ican’trelaxeither.ImustreadabookbeforeIcanwatchTV.ButIhavetogotobedbefore10:00.Rules,rules,rules!It’sterrible!WhatcanIdo,Dr.Know?MollyBrown,NewYorkDearMolly,Iknowhowyoufeel.Peoplealwaystellus,“Don’tdothis!”or“Youcan’tdothat!”Butthinkaboutit,Molly.Therearealotofthingsyoucanplaybasketballonweekends.YoucanwatchTVafteryoureadabook.Parentsandschoolsaresometimesstrict,butremember,theymakerulestohelpus,Wehavetofollowthem.Goodluck!Dr.Know2c.Readthelettersagainandcompletethesentenceswithhaveto/must,canorcan’t.1.Mollyplaybasketballonschooldays,butsheplayitonweekends.2.Mollydoherhomeworkfirstwhenshegetshome.3.MollyreadabookafterdinnerbeforeshewatchTV.4.Atschool,Mollybenoisyoreatinclass.5.Parentsandschoolsmakerulestohelpstudents.Sostudentsfollowtherules.can’tmusthavetocan’thavetoPairworkIhavetodomyhomeworkafterschool.AndIcan’twatchTVonschoolnights.…3a.CompleteZhaoPei’slettertoDr.Knowusinghaveto/must,can’torcan.DearDr.Know,youhelpme?I’mnothappybecausetherearetoomanyrulesathome.Everymorning,Igetupatsixo’clock.Afterschool,IplaywithmyfriendsorwatchTVbecauseIdomyhomework.IrelaxonweekendseitherbecauseIlearnthepiano.Ineverhavefun.WhatIdo?ZhaoPeihavetocanCanmustmustcan’tcan’t1.getupat6o’clock2.can’tplaywithherfriendsafterschool3.doherhomeworkafterschool4.can’twatchTVonschoolnights5.can’trelaxonweekend6.learnthepianoZhaoPei’sRules3b.Completethechartwiththerulesinyourhomeandschool.Check(√)therulesyouthinkareunfair.ThingsIhavetodoThingsIcan’tdo3c.WritealettertoDr.Know.Telltherulesandhowyoufeelaboutthem.TidyroomPracticepianoArrivelateforclassStayuplateOnePossibleVersionDearDr.Know,Therearetoomanyrulesinmylife!Athome,Ihavetohelpmymomanddaddothedisheseveryday.AndIhavetocleanmyroomonSaturdays.Ican’tgooutwithmyfriendsonweekends.Atschool,wecan’teatinclass.Wehavetowearaschooluniform.Andwecan’tbenoisyinthehallways.HowcanIrelaxwithsomanyrules?WhatshouldIdo?KenLiMaketherulesforthepublicplaces.4.GameA:Maria,doyouhavetogotobedby10:00?B:Yes,Ido.1.DearDr.KnowDr.为doctor（博士；医生；医师）一词的缩写形式，放于姓氏之前，表示对人的尊称。Dr.采用的是首尾缩写法，取首字母和词尾字母将单词进行缩写。2.makethebed/makeone’sbed整理床铺e.g.Bobalwaysmakeshisbedhimself.鲍勃总是自己整理床铺。Canyoumakethebed?你会整理床铺吗？3.noisyadj.意为“吵闹的”e.g.Wecan