2. 外语
  3. He must have lived a happy life a few years ago,______he?

He must have lived a happy life a few years ago,______he?

admin2013-08-03  3
问题 He must have lived a happy life a few years ago,______he?
选项 A、didn’t
B、hasn’t
C、mustn’t
D、can’t
答案A
解析 考查反义疑问句的用法。陈述部分用must(may，might)+have+V-ed表示推测时，若句中有明显的过去时间状语，问句部分动词用过去时形式，故选A。
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