请问这句英文为什么要用been,是属什么语法
He's been in the doldrums ever since she
left him.
自从她离开他以来,他一直很消沉.
人气：452 ℃ 时间：2020-05-24 18:05:56
解答
现在完成时,它的结构是：助动词have /has +动词的过去分词,主语是HE,故用has （ he's been = has been ),be的过去分词是：beenhe's 不是 he is 的缩写吗？不是，因为he's been = He has been ( 现在完成时的结构）
区别： He's a student.= He is a student.
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