公共英语一级

单选题It’d getting dark．Please__________the light．

A．turn on
B．turn off
C．turn down

参考答案：A进入在线模考
本题考查词义辨析。rum on意为“打开(收音机，灯等)”；turn off意为“关闭(收音机，灯等)”；turn down意为“调低(收音机等的)声音”。

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