题目内容
【题目】It was warm and nice that evening. I stayed awake until eleven in order to have a good look at the moon by myself.
A. on average B. on purpose
C. on business D. on time
【答案】B
【解析】考查介词短语。A. on average平均;B. on purpose故意地,特地;C. on business出差;D. on time按时,准时。句意:那天晚上天气又暖和又好。我特地坚持到十一点不睡觉就是为了好好地看月亮。表示目的,故选B。
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