Unit 1--Unit2РlightРclassroomРpictureРdoorРblackboardРwindowРcomputerРfanРTVРfloorРteacher’s deskРlightРclassroomРpictureРdoorРblackboardРwindowРcomputerРfanРTVРfloorРteacher’s deskРTurn on the light.?Open the door.?Clean the window.?Sweep the floor.?Put up the picture.?Clean the board.Р擦黑板.?打开灯.?扫地.?挂上图片.?擦窗户.?打开门.Р1.让我们擦黑板吧!Р2.让我扫地吧!Р3.让我们开灯吧!Р4.让我挂上图片吧!РLet us clean the board.РLet me sweep the floor.РLet’s open the light.РLet me put up the picture.РWhat’s in the classroom?РWhere is the blue fan?РIt’s near the door.