Question

【题目】Don’t forget to ______ the lights and the TV in the sitting room before going to bed.

A. turn up B. turn on C. turn off D. turn down

Answer 1

【答案】C

【解析】试题分析：句意：在睡觉之前不要忘记关掉起居室的灯和电视。A. turn up调高B. turn on打开； C. turn off关掉； D. turn down调低，根据句意此题选C。