Unit12Don’teatinclass.TinaJinWhatdothesesignsWhatdothesesignsmean?mean?rulesrulesDoyouknowthisschoolDoyouknowthisschoolrules?rules?Don’ttalk.Don’ttalk.Don’tlistentothemusicDon’tlistentothemusicDon’teat.Aretheygoodstudents?Aretheygoodstudents?Whatrulesarethestudentsbreaking?Whatrulesarethestudentsbreaking?1.Don’tarrivelateforclass.1.Don’tarrivelateforclass.2.Don’truninthehallways.2.Don’truninthehallways.3.Don’teatintheclassroom.3.Don’teatintheclassroom.4.Don’tlistentothemusic4.Don’tlistentothemusicintheclassroomorthehallways.intheclassroomorthehallways.5.Don’tfight.5.Don’tfight.SchoolSchoolrulesrulesDon’tDon’teatinclass.eatinclass.Wecan’teatinclass.Don’tDon’tfightfight..Wecan’tfight.WhatWhatelseelsecan’twedo?can’twedo?Whatotherthingscan’twedo?Whatotherthingscan’twedo?Whatrulesaretheybreaking?Whatrulesaretheybreaking?Don’tDon’tsleepinclass.sleepinclass.Wecan’tsleepinclassDon’tDon’tplaycomputergames.playcomputergames.Wecan’tplaycomputergames.Don’tDon’tusetelephoneinclass.usetelephoneinclass.→WeWecan’tcan’tusetelephoneinclassusetelephoneinclassDon’tDon’tplaycardsinschool.playcardsinschool.WeWecan’tcan’tplaycardsinschool.playcardsinschool.familyrules.familyrules.Don’twatchTVathomeonschoolDon’twatchTVathomeonschoolnights.nights.Don’teatonthebed.Don’teatonthebed.Cleanyourbedroombyyourself.Cleanyourbedroombyyourself.Don’tsleeptoolateonSunday.Don’tsleeptoolateonSunday.Don’tplaytheguitaratnight.Don’tplaytheguitaratnight.Helpparentsdosomehousework.Helpparentsdosomehousework.Dohomeworkbefore10o’clock.Dohomeworkbefore10o’clock.LibraryrulesLibraryrulesDon’twriteonthebooksorDon’twriteonthebooksormagazines.magazines.Don’teatordrink.Don’teatordrink.Don’trunorfightinside.Don’trunorfightinside.Don’tlistentomusicinside.Don’tlistentomusicinside.Don’tusethetelephone.Don’tusethetelephone.Keepquiet.Keepquiet.CanCanwearrivelateforclass?wearrivelateforclass?No,wecan’t.No,wecan’t.Wecan’tarrivelateforclass.Wecan’tarrivelateforclass.““Don’tDon’tarriveforclass”arriveforclass”WeWehavetohavetoarriveearlyforschool.arriveearlyforschool.GrammarGrammar祈使句祈使句表示请求,命令等语气的句子,其结构为省去表示请求,命令等语气的句子,其结构为省去youyou的简单句的简单句,,祈使句的开头祈使句的开头是东西原形,其否定形式是在动词原形前面加上是东西原形,其否定形式是在动词原形前面加上donotdonot或者或者don’tdon’t。。肯定祈使句肯定祈使句SitdownSitdown..Comein.Comein.EatatEatathome.home.Listentomusic.Listentomusic.Doyourhomeworkathome.Doyourhomeworkathome...否定祈使句Don’tDon’tsitdown.sitdown.Don’tDon’tcomein.comein.Don’teatathome.eatathome.Don’tlistentomusic.listentomusic.Don’tdodoyourhomeworkathome.yourhomeworkathome.GrammarGrammarhavetohaveto,,hastohasto不得不不得不havetohavetododos.ths.th不得不做某事不得不做某事OnOn用于表示具体某一天或是某一天上午,下午,用于表示具体某一天或是某一天上午,下午,晚上晚上onawinternightonawinternightonaspringmorningonaspringmorningonSaturdayeveningonSaturdayeveningonschoolnightonschoolnightonarainydayonarainydayonasunnymorningonasunnymorningexerciseexercise用用havetohaveto或或hastohasto填空填空1.1.WeWe____cleanourclassroomafterschocleanourclassroomafterschool.ol.2.2.SheShe____makeherbedaftergettingup.makeherbedaftergettingup.3.3.It’slate.MrKingIt’slate.MrKing____gotoworkbycgotoworkbycar.ar.4.4.TinaandTomjoinamusicclub,theyTinaandTomjoinamusicclub,they____practicetheguitareveryday.practicetheguitareveryday.5.5.II____helpmymomyesterday,becaushelpmymomyesterday,becauseshewasill.eshewasill.havetohastohastohavetohavetoDoyouknowthisschoolDoyouknowthisschoolrules?rules?Don’ttalk.Don’ttalk.Don’tlistentothemusicDon’tlistentothemusicDon’teatfood.Notalking.Nolisteningtothemusic.Nofood.Whatelsedowehavetodo?Whatelsedowehavetodo?Discussyourschoolrulesandfamilyrules.Discussyourschoolrulesandfamilyrules.homework