题目内容
3.World No Smoking Day is ________ May 31.( )| A. | in | B. | on | C. | at |
分析 世界无烟日是在5月31日.
解答 答案:B.
根据设空处后面的时间"May 31"可知句子中的时间状语是"在5月31日",这个时间具体到某一天,用介词on. at+时间点; in+年、月、季节等;on+具体的某一天或某一天的上午/下午/晚上.故选B.
点评 本题考查时间介词的用法.熟记时间介词的用法,掌握每一个时间介词后跟的时间类型及每个时态常用时间状语,是做题的关键.
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