what's this?It's window.改复数句
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/12 14:38:50
what's this?It's window.改复数句
what's this?It's window.改复数句
what's this?It's window.改复数句
what are they?they are windows
What are they? They are windows.
What are they?They are windows
what are those?they are windows