Unit4Don’teatinclass.SectionAPeriod2(3a-3c)Doyouknowtherulesintheseplaces?hospitalmeetingroomgasstationLookatthetwogirls.Whatarethedifferencesbetweenthetwoexpressions?I’mtired.Iwanttohaveasit.CanIsithere?Yes,youcan.Idon’tlikeschool,buttherulesletallofusgotoschool.SoIhavetogotoschool.3aWritetherulesfortheschoollibrary.LibraryRules1.__________________________________2.__________________________________3.__________________________________4.__________________________________Don’ttalk.Don’teatinthelibrary.Don’tlistentomusicinthelibrary.Don’ttakepictures/photosinthelibrary.3bUsethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.Bequiet?Q:___________________________________(she/haveto/inthelibrary)?A:___________________________________Eat?Q:___________________________________(he/haveto/inthedininghall)?A:___________________________________Doesshehavetobequietinthelibrary?Yes,shedoes.Doeshehavetoeatinthedininghall?Yes,hedoes.Listentomusic?Q:___________________________________(we/can/inthehallways)?A:___________________________________Wearahat?Q:___________________________________(we/can/intheclassroom)?A:___________________________________Canwewearahatintheclassroom?No,wecan’t.Canwelistentomusicinthehallways?No,wecan’t.3cMakeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!Wecanwalkoutoftheclassanytimewewant.Wecanwearwhatwewant.Wemayhavelesshomeworkandmorefreetime.…can能,能够(表示许可)—CanIsithere?—No,youcan’t.我可以坐这儿吗?不,你不能。can能,会(表示能力)—Canyouplaybasketball?—Yes,Ican.你会打篮球吗?是的,我会。havetodon’t/doesn’thaveto必须,不得不不必你不必在上午七点前到校。Youdon’thavetobeschoolbefore7:00.他们在学校必须做什么呢?Whatdotheyhavetodoatschool?我们要保持安静。Wehavetobequiet.根据句意,用can和can’t填空。1.MrGreen_______smokeherebecausethere’sasignonthewall.Itsays“Nosmoking.”2.It’sveryhotoutside.You______wearahat.3.We_______eatintheclassroombecauseit’simpolitetoteachers.4.I______gotobedafter11:00onschoolnight.5.Thestudents_____readbooksandmagazinesinthelibrary.can’tcancan’tcancan’t用haveto或hasto填空。1.We________cleanourclassroomafterschool.2.She_________makeherbedaftergettingup.3.It’slate.MrBeckman______gotoworkbycar.4.EmilyandPeterjoinamusicclub.They_______practicetheguitareveryday.havetohavetohastohastoLet’slookatMary’sMondayatschool.There’sagymclasstoday.Ihavetowear_____________.sportsshoesButthere’sapartyatschooltoday,soIdon’thavetowear______________.uniformAfterschool,Ihavetocleanthe_________.classroomTalkaboutyourschoolday.Whatcanyoudoandwhatdoyouhavetodo?Thenmakealist.Let’stalkaccordingtothelist.Canweeatinthehallway?Yes,wecan./No,wecan’t.Dowehavetowearauniform?Yes,wedo./No,wedon’t.