No one is in the room, but the radio is on.
房间里没有一个人，但是收音机却开着。
He turned off the radio. He left the room.
他关掉了收音机，他离开了房间。
As soon as he had left the room, I turned on the radio.
他一离开房间，我就打开了收音机。
But the doctor turned the radio on the table before he left the room.
但医生在离开房间之前，打开了桌上的收音机。
Mary's father is listening to the radio in the next room now.
玛丽的父亲正在隔壁听收音机。
Mary's father is listening to the radio in the next room now.
玛丽的父亲正在隔壁听收音机。
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