unit1 my classroom,（人教PEP）四年级英语上册课件,Welcome to my classroom!,Lets sing!,Lets chant!,Work and play,b o a r d,Clean then board,Many crayons!,w i n d o w,Clean the window,door,Open the door!,window,board,door,s,d,k,e,s,turn on the light,light,light,picture,Put up the picture!,window,board,door,s,d,k,e,s,My classroom,window,board,door,s,d,k,e,s,My classroom,My room,同学们 再见,
