you must be very tired.You___like this for days.A work B worked C will work D have been working
which shoule be choose Why?
人气：205 ℃ 时间：2020-04-15 13:59:43
解答
选D
因为该句后面有表示时间段的时间状语for days,译为：这些天,表示动作一直持续,而且目前仍在进行,所以用现在完成进行时,故选D .
以后再做此类题时,要特别注意句子的时间状语.
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