DearDr.Know,____youhelpme?I’mnothappybecausetherearetoomanyrulesathome.Everymorning,I____getupatsixo’clock.Atschool,I_____wearaschooluniform,andI______keepmyhairshort.Afterschool,I____playwithmyfriendsorwatchTVbecauseI______domyhomework.I___relaxonweekendseitherbecauseI___learntoplaythepiano.Ineverhavefun,what___Ido?ZhaoPei3aCompleteZhaoPei’sletterstoDr.Knowusinghaveto/must,can/can’t.1.明确must,haveto,can,can’t的用法:must强调主观上的需要;haveto强调客观上的需要。can可以;can’t不可以。2.先通读全文,理解短文大意。3.理解每句话的意思,根据语境确定用哪一个情态动词。4.寻找句子中有标志性的单词。如看到or,either等词,可知本句应是否定句。5.最后,再通读一遍短文,看有没有错误或不通顺的地方。DearDr.Know,____youhelpme?I’mnothappybecausetherearetoomanyrulesathome.Everymorning,I____getupatsixo’clock.Atschool,I_______wearaschooluniform,andI______keepmyhairshort.Afterschool,I____playwithmyfriendsorwatchTVbecauseI____domyhomework.I____relaxonweekendseitherbecauseI_____learntoplaythepiano.Ineverhavefun,what___Ido?ZhaoPeihavetoCanhavetomustChecktheanswers.mustcan’tcan’tmustcan1.IsZhaoPeihappy?Whyorwhynot?2.Whendoesshehavetogetupeverymorning?3.Cansheplaywithherfriendsafterschool?Why?No,sheisn’t.Becauseshehasmanyrulesinherfamily.Shehastogetupatsixo’clock.No,shecan’t.Becauseshehastodoherhomework.4.CanshewatchTVonschoolnights?5.Whatdoesshehavetodoonweekends?6.Doesshehaveanyfun?No,shecan’t.Shehastolearntoplaythepiano.No,shedoesn’t.CanyoulisttherulesofZhaoPei’sfamily?1.Getupat6o’clock.2.Wearaschooluniform,keepmyhairshort.3.Can’tplaywithfriendsafterschool.4.Can’twatchTVafterschool.5.Dohomeworkafterschool.6.Learnthepiano.ThingsIhavetodoThingsIcan’tdoIcan’tgooutonschoolnights.Imustdothehomeworkfirstafterschool.Ican’twatchTVbeforeIpracticethepiano.Ihavetoweartheuniformatschool.Ihavetokeepmyhairshort.Ican’tseefriendsonschooldays.Imustgetupbefore6:30andpracticeEnglish.Ican’tbenoisyoreatinclass.WritealettertoDr.Know.Tellhimaboutalltherulesandhowyoufeelaboutthem.1.先对3b...