has been doing的時態是什麼
has been doing是英語時態之一，那麼你知道has been doing是什麼時態嗎?下面是本站小編爲你整理的has been doing的時態的相關資料，希望大家喜歡!
現在完成進行時
have been working 表示,過去已經在工作,並且現在還在工作.
過去時間裏開始、並持續到現在，一直在進行的(或剛結束的)動作或狀態。構成：have/has been doing sth. 或 have/has been + v.-ing
例句：I have been working for 12 hours. 我已經工作了12小時了(剛結束了工作，或者還正在做並將繼續)。
現在完成進行時的謂語動詞構成 I/ we/ you/ they have been doing sth. he/ she/ it has been doing sth.
(一)表示從過去某時開始一直持續到現在的動作，並且還將持續下去。
The Chinese have been making paper for two thousand years.
中國有2000年的造紙歷史。(動作還將繼續下去)
I have been learning English since three years ago.
自從三年前以來我一直在學英語。(動作還將繼續下去)
(二)表示在說話時刻之前到現在正在進行的動作。
We have been waiting for you for half an hour.
我們已經等你半個鐘頭了(人還沒到，如同在電話裏說的，還會繼續等)
(三)有些現在完成進行時的句子等同於現在完成時的句子。
They have been living in this city for ten years.
They have lived in this city for ten years.
他們在這個城市已經住了10年了。
I have been working here for five years.
I have worked here for five years.
我在這裏已經工作五年了。
(四)大多數現在完成進行時的句子不等同於現在完成時的句子。
I have been writing a book.(動作還將繼續下去)
我一直在寫一本書。
I have written a book.(動作已經完成)
我已經寫了一本書。
They have been building a bridge.
他們一直在造一座橋。
They have built a bridge.
他們造了一座橋。
(五)表示狀態的動詞不能用於現在完成進行時。
I have known him for years.
我認識他已經好幾年了。
* I have been knowing...
這類不能用於現在完成進行時的動詞還有：love愛，like喜歡， hate討厭，等。
has been doing的例句1. The government has been doing some blue-sky thinking on how to improve school standards.
就如何提高學校的水平，政府仍然在作一些漫無邊際的構想。
2. He has been doing long - distance running exercise for a long time now.
他練 長跑 已經不少日子了.
3. He has been doing this sort of work for years.
他幹這一行有年頭了.
4. Where have you been? Your mother has been doing her nut for two hours wondering.
你到哪裏去了? 你母親爲你焦慮了整整兩個小時.
5. No wonder people think Manfred has been doing a great job.
人們認爲曼弗雷德一直在從事偉大的工作也不足爲奇.
6. Old Mrs Green has been doing for me since my wife died.
自從我的妻子死後,格林老太太一直爲我料理家務.
7. He has been doing engineering at Sheffield University.
他一直在舍菲爾德大學攻讀工程學.
8. He has been doing clerical work since his graduation from theological college.
他從神學院畢業後就一直擔任神職工作.
9. And that was what she has been doing for 15 years.
這就是她15年來一直在做的事.
10. I agree with the way the Secretariat has been doing this work.
贊成書記處這麼抓.
現在完成進行時的介紹現在完成進行時，是英語中， 動詞的一種基本 時態，其構成爲： 主語+助動詞(have/has)+been+動詞的 現在分詞+其他成分。表示動作從某一時間開始，一直持續到現在，或者剛剛終止，或者可能仍然要繼續下去。(與since，for連用時，要用連續性動詞，不可用瞬間動詞，但連續性動詞常常表示動作會進行下去)
也可以表示某種經歷。
基本句型
肯定式 第一人稱 have been doing sth.
疑問式 Have 第一人稱 been doing sth.
簡略回答 Yes， 第一人稱 have. No， 第一人稱 haven't.
肯定式 第三人稱 has been doing sth.
疑問式 Has 第三人稱been doing sth.
簡略回答 Yes， 第三人稱has. No， 第三人稱hasn't.
1) 表示一個在過去開始而在最近剛剛結束的行動，如：
Ann is very tired. She has been working hard.
Why are your clothes so dirty? What have you been doing?
2) 表示一個從過去開始但仍在進行的行動，如：
It has been raining for two hours. (現在還在下)
Jack has been feeling very well recently.
3) 表示一個從過去開始延續到現在，可以包括現在在內的一個階段內，重複發生的行動，如：
She has been playing tennis since she was eight.
4) 現在完成時強調動作行爲的 結果 、影響，而現在完成進行時只強調動作行爲本身，如：
Tom’s hands are very dirty. He has been repairing the car.
The car is going again now. Tom has repaired it.
標誌:1.句中常有延續性動詞 [1] ，2.時間點前有since。
