謂語(yǔ)動(dòng)詞構(gòu)成：I/ we/ you/ they have been working
    He / she/ it has been working
    (1) 表示從過(guò)去某時(shí)開(kāi)始一直持續(xù)到現(xiàn)在的動(dòng)作，并且還將持續(xù)下去
    The Chinese have been making paper for two thousand years.
    中國(guó)有2000年的造紙歷史.
    I have been learning English since three years ago.
    自從三年前以來(lái)我一直在學(xué)英語(yǔ).
    (2) 表示在說(shuō)話時(shí)刻之前剛剛結(jié)束的動(dòng)作
    We have been waiting for you for half an hour. 我們已經(jīng)等你半個(gè)鐘頭了.
    (3) 有些現(xiàn)在完成進(jìn)行時(shí)的句子等同于現(xiàn)在完成時(shí)的句子
    They have been living in this city for ten years.
    They have lived in this city for ten years.他們?cè)谶@個(gè)城市已經(jīng)住了10年了.
    I have been working here for five years.
    I have worked here for five years.我在這里已經(jīng)工作兩年了.
    (4) 大多數(shù)現(xiàn)在完成進(jìn)行時(shí)的句子不等同于現(xiàn)在完成時(shí)的句子
    I have been writing a book.（動(dòng)作還將繼續(xù)下去）我一直在寫一本書(shū).
    I have written a book.（動(dòng)作已經(jīng)完成）我已經(jīng)寫了一本書(shū).
    (5) 表示狀態(tài)的動(dòng)詞不能用于現(xiàn)在完成進(jìn)行時(shí)
    I have known him for years. 我認(rèn)識(shí)他已經(jīng)好幾年了.
    這類不能用于現(xiàn)在完成進(jìn)行時(shí)的動(dòng)詞還有：love愛(ài)，like喜歡，hate討厭，等.