第1课时（Lead-in）;Enjoythevideo;Wherearethey?;;Let’sthink;Let’slearn;Closethewindow.;椅子;Cleanthechair.;课桌，书桌;Cleanthedesk.;黑板;Cleantheblackboard.;地板，地面;;;将······收起；

把······放回原处;BombGame;desk;Fastresponse;Closethewindow.;;Lookandfillinthephrases.;;;Listenandrepeat;Let’schant;Listenandfill;Ourclassroomisbigandnew.

Let’skeepitcleanformeandyou.

Cleanthedesk.Sweepthefloor.

Closethewindow.Closethefloor.;Whatelsecanwedoto

keepourclassroomclean?;putawaythechair;mop(用拖把拖)

thefloor;Makeupyourownchant.;Keepingtheclassroomclean

startswithyouandme.

保持教室干净，从你我做起。;Howdoyoucleanyourclassroom?;Reviewthewordsandphrasesaboutcleaningtheclassroom.

Learnmoreabouthowtodocleaning.

Dotherelatedexercises.