Can't you see the blackboard?的答语是?

Can't you see the blackboard?的答语是? Can't you see the blackboard? （）the blackboard.what can you see? 改错Can't you see the words on the blackboard?No.But I don't k If you can’t see the words written on the blackboard very we — I can't see the blackboard very well. —Perhaps you need___ 24.__ I can't see the blackboard very well.__ Perhaps you ne He can't see anything on the blackboard. Can you see those w____ on the blackboard? （）the blackboard,you can see two black and white What e____ can you see on the blackboard? You can’t clean the blackboard.(改为同义句)