题目内容
6．______ the national day of Ireland，people wear green to celebrate the life of St．Patrick．（ ）| A． | In | B． | On | C． | At | D． | During |
分析 在爱尔兰的国庆节，人们穿着绿色的衣服纪念St．Patrick．
解答 答案：B 根据the national day of Ireland，可知这是爱尔兰的国庆节，是具体到某一天的节日．in+年、月、季节等；on+具体到某一天；at+时间点；during+时间段．故选B．
点评 本题考查时间介词的辨析．不同的时间介词其后紧跟的时间是不同的，找准其后的时间，是做题的关键．
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