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      學(xué)習(xí)啦 > 學(xué)習(xí)英語 > 生活英語 > 實(shí)用英語 > has been doing是什么時(shí)態(tài)

      has been doing是什么時(shí)態(tài)

      時(shí)間: 桂香1115 分享

      has been doing是什么時(shí)態(tài)

        時(shí)態(tài)是我們學(xué)習(xí)英語時(shí)必須掌握的一個(gè)知識(shí),那么你知道has been doing是什么時(shí)態(tài)嗎?下面是學(xué)習(xí)啦小編為你整理has been doing的時(shí)態(tài)的相關(guān)資料,希望大家喜歡!

        has been doing的時(shí)態(tài)

        has been doing的時(shí)態(tài)是現(xiàn)在完成進(jìn)行時(shí),表示現(xiàn)在之前已發(fā)生過或完成的動(dòng)作或狀態(tài)。

        has been doing:一直在做

        現(xiàn)在完成進(jìn)行時(shí):

        表示動(dòng)作從某一時(shí)間開始,一直持續(xù)到現(xiàn)在,或者剛剛終止,或者可能仍然要繼續(xù)下去。(與since,for連用時(shí),要用連續(xù)性動(dòng)詞,不可用瞬間動(dòng)詞,但連續(xù)性動(dòng)詞常常表示動(dòng)作會(huì)進(jìn)行下去)

        其構(gòu)成為: 主語+助動(dòng)詞(have/has)+been+動(dòng)詞的 現(xiàn)在分詞+其他成分

        has been doing的用法

        1. The government has been doing some blue-sky thinking on how to improve school standards.

        就如何提高學(xué)校的水平,政府仍然在作一些漫無邊際的構(gòu)想。

        2. He has been doing long - distance running exercise for a long time now.

        他練 長(zhǎng)跑 已經(jīng)不少日子了.

        3. He has been doing this sort of work for years.

        他干這一行有年頭了.

        4.What has he been doing lately ?

        他最近干什么?

        5.What has she been doing lately?44

        對(duì)未來有何計(jì)劃?

        has been doing與had been doing的區(qū)別

        has been doing表示動(dòng)作到現(xiàn)在為止一直在做

        I have been waiting for you for an hour.

        had been doing表示動(dòng)作到過去某一時(shí)刻為止一直在做

        I had been waiting for you for an hour until you finally reached.

        have been doing 表示 現(xiàn)在的時(shí)間段 完成了某個(gè)動(dòng)作 或者表示從過去到現(xiàn)在,直至以后一直持續(xù)的動(dòng)作 :had been doing 表示 過去一點(diǎn)之前開始的動(dòng)作 到這個(gè)點(diǎn)完成,或者這個(gè)點(diǎn)之前開始的,一直持續(xù)到 這個(gè)點(diǎn)。 總之一句話:have been doing 表示現(xiàn)在的動(dòng)作 ;had been doing 表示過去的動(dòng)作

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