语法总结
方位介词
in、on、under、beside 等介词说明物品位置。
例：The bag is beside the desk.
现在进行时
am/is/are + 动词-ing 表示正在发生的动作。
例：Mum is cleaning the room.
Where 与 What
Where 询问地点，What are you doing? 询问正在进行的动作。
例：Where is Dad? What is he doing?
in、on、under、beside 等介词说明物品位置。
例：The bag is beside the desk.
am/is/are + 动词-ing 表示正在发生的动作。
例：Mum is cleaning the room.
Where 询问地点，What are you doing? 询问正在进行的动作。
例：Where is Dad? What is he doing?