> 英语 >
he ___ . i saw him playing football on the playground just now.
a.must have fallen ill
d.may have fallen ill
c.can't have fallen ill
d.should have fallen ill
写出原因!
人气:198 ℃ 时间:2019-09-17 09:31:21
解答
C 根据句子意思来决定,有后面的句子知道是“不可能”,推测现在的状态,完成时
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