The blackboard on the wall is______.根据上下文的意思填空.

in还是on the blackboard on the blackboard的汉语 Please w_____ the words on the blackboard Please ()the()answer on the blackboard.(rait) Can you ( ) this picture on the blackboard. He ()(draw)a picture on the blackboard. you must not draw on the blackboard. There is a M___ on the blackboard please( )your name on the blackboard ( ) your brother writing on the blackboard? No,there's( )on the blackboard They write the words on the blackboard.(对on the blackboard提问） The blackboard is on the front wall.=() () a blackboard on the front wall.空里填什么 They write the words on the blackboard.对句中的“on the blackboard”提问 Spell the words on the blackboard.改成否定句 ______the words on the blackboard. Look () the picture on the blackboard.()里面填介词, 用the girl,write,on the blackboard造句 Now,look at the picture on the blackboard.