单词大全

have been doing

读音：美

英

have been doing基本解释

现在完成进行时；现在完成进行时态；完成进行时态；现在完成进行；将来完成进行时

分词解释

have 用以构成完成式及完成式的不定式，表示已经…vt. 有，具有
been 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质( be的过去分词 )
doing 做

词组短语

have been doing something 一直在做某事
have been doing sth 一直在做某事
have been doing tense 一直很紧张
have been doing meaning 一直在做有意义的事

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