who cleaned the room?答语用什么时态 是不是用助动词
who cleaned the room?答语用什么时态 是不是用助动词
who cleaned the room?
用 cleaned the room 提问
改被动语态:Who cleaned the room?
who cleaned the room yesterday,Dick
助动词都用在什么时态里
it _____John and Mike who cleaned the room
the room was cleaned every day.为什么用was
who cleaned the room this morning?I did里面为什么不能用cleaned?
房间正在被打扫是不是:the room is being cleaned?
had he cleaned the room yet与had he ever cleaned the room有什么区
mary cleaned the room yesterday对 cleaned the room提问.