Unit2CleaningDayblackboardchairdeskwindowdoorclassroomblackboarddeskchairwindowdoorWindow,window,window,Pointtothewindow.Door,door,door,Pointtothedoor.Desk,desk,desk,Pointtothedesk.Blackboard,blackboard,blackboard,Pointtotheblackboard.Chair,chair,chair,Pointtothechair.cleantheblackboardcleaningtheblackboardcleanthewindowcleaningthewindowcleanthedoorcleaningthedoorcleanthechaircleaningthechaircleanthedeskcleaningthedeskscleaningtheclassroomcleantheclassroomWhataredoing?他们正在做什么?NameHe/Sheis……YangMingLilyJuliaSallyWangTaoSheiscleaningthedesks.Sheiscleaningthechairs.Sheiscleaningthewindow.Heiscleaningthedoor.Heiscleaningtheblackboard.singsingingrunrunningdancedancingswimswimmingboatingboatplayingplaypassingdrawdrawingrideridingpassswim--_______run--________skate--_______dance--______rideabike--________flyakite--________clean--______playfootball-_______sing-______^_^想一想,填一填^_^swimmingrunningskatingdancingridingabike某人+be动词(is,am,are)+动词ing形式,表示某人正在做某事。runHeisrun.Heisrunning.Heisplayfootball.Heisplayingfootball.Theyarecleantheclassroom.Theyarecleaningtheclassroom.Sallyiscleaningthewindow.WangTaoiscleaningthedoor.YangMingiscleaningtheblackboard.Juliaiscleaningthechairs.Lilyiscleaningthedesks.Heisrunning.Guess:Whataretheydoing?(猜一猜,他们在做什么)Heis…What’shedoing?What’sshedoing?Sheis…stand站Heisstandingonachair.henhandhorsehouse