Don't forget _____ the tap when you don't use it.[ ]A. turn off B. turn on C. to turn on D

题目简介

Don't forget _____ the tap when you don't use it.[ ]A. turn off B. turn on C. to turn on D

题目详情

Don't forget _____ the tap when you don't use it.

[     ]

A. turn off
B. turn on
C. to turn on
D. to turn off
题型:单选题难度:偏易来源:同步题

答案

D

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