题目内容
17.Once a year,people take part in"________ Lights"activity to help save energy.( )| A. | Show off | B. | Turn off | C. | Take off | D. | Put off |
分析 每年一次,人们参加"关灯"活动以帮助节约能源.
解答 答案:B.Show off炫耀,卖弄;Turn off关上;Take off脱下,起飞;Put off推迟.根据 to help save energy,可知为了帮助节约能源,我们应该把灯关上.Turn off关上.故选B.
点评 本题考查了动词短语的用法.解答时注意有关off在不同短语中的不同意思.
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