There is a ball （a ball为划线部分）behind the door.对划线部分提问

来源：学生作业帮助网编辑：作业帮时间：2024/05/06 10:55:22

There is a ball （a ball为划线部分）behind the door.对划线部分提问
There is a ball （a ball为划线部分）behind the door.对划线部分提问

There is a ball （a ball为划线部分）behind the door.对划线部分提问
What's behind the door