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英语
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he looked as thoughhe___ill for a longtime.
were
has been
为什么用were不用has been
人气：421 ℃ 时间：2019-09-22 05:24:13
解答
这里的were 不是时态中的过去式,是一种虚拟语气,表示推测.（详见英语语法中虚拟语气部分）不能和has been 比较.
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