Please the TV when you leave the room.A. turn offB. turn onC. turn upD. turn down

问题补充：

Please the TV when you leave the room.

A. turn off

B. turn on

C. turn up

D. turn down

答案：

(答案→)A. turn off

B. turn on

C. turn up

D. turn down

解析：句意：当你离开房间时请关上电视。A. turn off 关上B. turn on 打开 C. turn up 调高D. turn down调低；根据句意答案应该是关上，故选A。