现在完成时的时间标志词有哪些

谢邀。现在完成时的标志词有如下几例：already（肯定）yet（否定/疑问）just,before,recently,still,lately,never,ever,never,twiceonseveraloccasioninthepast/lastfewdays/weeks/months/years(upto)thesefewdays/weeks/months/yearsthismorning...