题目

______ the evening of March 30th, Adair was killed by someone unknown.A.On B.At C.In D.For 答案：【答案】A【解析】句意：3月30日的晚上，Adair 被不知名的人杀害了。本题主要考查时间介词。句中出现具体某一天的时间（March 30th），介词需要使用 on， 用于特指3月30日这一天的晚上。故正确答案为A。The band ________ in about 1970, but happily they reunited in the mid-1980s.A.broke up B. broke inC. broke out D. broke down