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Unit4Don’teatinclass!Wordsandexpressionsrule规则，规章arrive到达(be)ontime准时hallway走廊，过道hall大厅，礼堂dininghall餐厅listen听，倾听listento…听……fight打架，战斗wearsorry抱歉的，难过的outside在外面，外面的wear穿，戴Important重要的bring带来，取来uniform校服，制服quiet安静的Review:•1.Whattimedoyougotoschool?•2.Howdoyougettoschool?•3.Canyousing?•4.Canyousinginclass?Whatcanyoudoatschoolorintheclassroom?Whatcan’tyoudo?Makeasurvey(tick√orcross×)Canwe…?Yes,wecan.(No,wecan’t.)()dohomeworkinclass.()listentotheteachersinclass.()runinthehallways()readabook.()wearhatsinclass()listentomusicinclass()eatintheclassrooms()arrivelateforschool√√×××××√Aretheygoodstudents?Whatrulesarethesestudentsbreaking?Whataretheydoingnow?PeterJimSelinaNickDaveandTomJimislookingathiswatch.Heislateforschool.Heisrunninginthehallway.Sheiseatinganapple.They’refighting.Heislisteningtomusicinclass.arrivelateforclassCanwearrivelateforclass?No,wecan’t.Wecan’tarrivelateforclass.Don’tarrivelateforclass.arrivelateforclass=belateforclassNotes:1arrivein/at+地点getto+地点reach+地点(到达某地方)2class班，课inclass在课堂上haveclasses上课belateforclass上课迟到•ontime准时intime及时•他每天准时到校。•Hegetstoschoolontimeeveryday•她及时赶到了医院。•Shegetstothehospitalintime..Canweruninthehallways?No,wecan’t.Wecan’truninthehallways.Don’truninthehallways.Don’teatintheclassroom.Canweeatintheclassroom?No,wecan’t.Canwelistentomusicinclass?No,wecan’t.Don’tlistentomusicinclassCanyoufightinschool?No,wecan’t.Don’tfight.Canyoufightwithothers?No,wecan’t.fightfight是不及物动词，其后加上with才能接宾语。fightwithsb.意为“与某人打架”。如：Don’tfightwithyoursisteragain.不要再和你妹妹打架了。Theyarefightingwiththeenemiesbravely.他们正在勇敢地同敌人战斗。1.祈使句是表示请求、命令、叮嘱、号召、劝告等的句子;通常省略主语you;句中谓语动词用动词原形;句尾一般用降调;祈使句的开头是动词原形。祈使句有肯定和否定两种：e.g.Lookout!小心！Waithereforme!在这等我！GrammarComein,please!请进！Sitdown,please.请坐。Let'sgohome.我们回家吧。否定的祈使句是在动词原形前(即句首)加Don't.e.g.Don'ttalkinclass!不要在课常上讲话！Don'topenthewindow!别开窗！Don’tarrivelateforschool.上学别迟到!Don’tsmoke!/Nosmoking!别吸烟!肯定祈使句否定祈使句1.Sitdown.2.Comein.3.Eatathome.4.Listentomusicoutside.5.Doyourhomeworkatschool.Don’tsitdown.Don’tcomein.Don’teatathome.Don’tlistentomusicoutside..Don’tdoyourhomeworkatschool.Practice将下列祈使句改成否定形式。SCHOOLRULES1.Don’tarrivelateforclass.Youmustbeontime.2.Don’truninthehallways.3.Don’teatintheclassroom.Youmusteatinthedininghall.4.Don’tlistentomusicintheclassroomsorthehallways.5.Don’tfight.1a.Writethenumberoftherulenexttothestudent.2354Peter_____Amy_____Mike_____1b.Listen.Whatrulesarethesestudentsbreaking?Writethenumbersafterthenames.2342345A:Whataretherules?B:Well,wecan’tarrivelateforclass.Wemustbeontime.1c.StudentAisanewstudent.StudentBtellsStudentAabouttherulesabove.LanguagePoints--Whataretherules?规则是什么？--Well,wecan'tarrivelateforclass.哦,我们上课不能迟到。1)rule规则,可数名词,构成的短语有：obeytherules遵守规章beagainsttherulesbreaktherules违反规章schoolrules校纪=therulesoftheschoolclassrules班规=therulesoftheclass※rule还可以用作动词,意为“统治,支配”。e.g.Thekingruledthecountry500yearsago.500年前,国王统治着这个国家。2a.Listen.ChecktheactivitiesAlanandCindytalkabout.Activity1.___listentomusicintheclassroomsorhallwayscancan’t2.___listentomusicinthemusicroomcancan’t3.___listentomusicoutsidecancan’t4.___eatintheclassroomscancan’t5.___eatinthedinninghallcancan’t6.___eatoutsidecancan’t7.___wearahatcancan’t8.___fightcancan’t√√√√√√√拓展情态动词can的用法1.表示能力（如体力和脑力方面），意为“能；会”等。例如：CanyouspeakEnglish?你会讲英语吗？2.表示请求或允许，多用在口语中，意为“可以；能”等。例如：CanIhelpyou?我能帮助你吗？用于否定句表示不允许。例如：Youcan’tplaybasketball.你不能玩篮球。拓展情态动词can的用法用于疑问句中用来提出要求。例如：Canyou...？“请你……好吗？”表示说话人的请求。CanI...？“我可以……吗？”用来征求对方是否允许自己做某事。如在句末加上please一词就显得更有礼貌了。例如：Canyouhelpme,please?请你帮助我好吗？拓展情态动词can的用法3.表示可能。例如：Hecanbeathomenow.他现在可能在家。Themooncan’talwaysbefull.月亮不可能常圆。4.表示怀疑。在表达此意时，只能用于一般疑问句中，带有感情色彩。例如：Canitbetrue?那会是真的吗？2b.Listenagain.CanAlanandCindydotheseactivities?Circle“can”or“can’t”above.Activity1.___listentomusicintheclassroomsorhallwayscancan’t2.___listentomusicinthemusicroomcancan’t3.___listentomusicoutsidecancan’t4.___eatintheclassroomscancan’t5.___eatinthedinninghallcancan’t6.___eatoutsidecancan’t7.___wearahatcancan’t8.___fightcancan’t√√√√√√√Whatotherrulesdoyouknowinourschool?Don’teatinclass.Don’truninthehallways.Don’tarrivelateforclass.Don’tlistentomusicintheclassroom.Listentomusicinthemusicroom.Don’tfight.Don’twearahatinschool.Don’thavelonghairforboys.男生不准留长发。Don’ttalkinclass.Don’ttalkwitheachotherinclass.Stoptalkinginclass.Don’tsmoke.It’sbadforyourhealth.Don’tplaycardsinschool.Don’tsleepinclass.Don’twearhatsinclass.Don’tdanceintheclassrooms.Don’tarrivelateforclass.1234567891011Whataretherulesatourschool?A:Canwelistentomusic,Cindy?B:Wecan’tlistentomusicinthehallways,butwecanlistentoitoutside.2c.Pairwork2d.Role-playtheconversation.John:Hi,myname’sJohn.It’smyfirstdayatschool.Alice:Hi,John.I’mAlice.Thisisagreatschool,buttherearealotofrules.John:Really?Whataresomeoftherules?Alice:Well,don’tbelatefortheclass.Thisisveryimportant.John:OK,sowemustbeontime.Canwebringmusicplayerstoschool?Alice:No,wecan’t.Andwealwayshavetoweartheschooluniform.John:Isee.Alice:Oh,andwealsohavetobequietinthelibrary.haveto意为“必须；不得不”，后接动词原形，有人称、数和时态的变化。它的第三人称单数形式为hasto，过去式为hadto。含haveto,hasto,hadto的句子需分别借助助动词do,does,did构成疑问句