Don't forget the light when you leave the office.A.switching overB.to turn onC.t
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Don't forget ______ the light when you leave the office.
A.switching over
B.to turn on
C.to switch on
D.to switch off
试题答案
D
这题考查词组辨析：A. switch over（使）变换，转换B.turn on打开，C.switch on打开，Dswitch off 关掉，句意是：别忘了离开办公室时关掉灯。选D。