過(guò)去完成進(jìn)行時(shí)：

過(guò)去完成進(jìn)行時(shí)，就是相對(duì)過(guò)去的某個(gè)時(shí)刻來(lái)說(shuō)已經(jīng)對(duì)現(xiàn)在有直接影響并且還在進(jìn)行的動(dòng)作。放在間接引語(yǔ)或虛擬語(yǔ)氣中時(shí)它的時(shí)態(tài)不能再向前推，向后推是現(xiàn)在完成進(jìn)行時(shí)。過(guò)去完成進(jìn)行時(shí)是由"had been + 現(xiàn)在分詞"構(gòu)成。 　　
例如：She had been suffering from a bad cold when she took the exam. 　　
她在考試之前一直患重感冒。

過(guò)去完成進(jìn)行時(shí)構(gòu)成：

過(guò)去完成進(jìn)行時(shí)是由"hadbeen+現(xiàn)在分詞"構(gòu)成。 　　
如：She had been suffering from a bad cold when she took the exam. 她在考試之前一直患重感。 　　
Had they been expecting the news for some time? 他們期待這個(gè)消息有一段時(shí)間了吧？

過(guò)去完成進(jìn)行時(shí)用法：　
　
1、表示過(guò)去某一時(shí)間之前一直進(jìn)行的動(dòng)作。
過(guò)去完成進(jìn)行時(shí)表示動(dòng)作在過(guò)去某一時(shí)間之前開始，一直延續(xù)到這一過(guò)去時(shí)間。和過(guò)去完成時(shí)一樣，過(guò)去完成進(jìn)行時(shí)也必須以一過(guò)去時(shí)間為前提。過(guò)去完成進(jìn)行時(shí)也是一個(gè)相對(duì)的時(shí)態(tài)，上下文中須有明示或暗示的作為參照的過(guò)去的時(shí)間。 　　
如：I had been looking for it for days before I found it. 這東西我找了好多天才找著。 　　
如：They had only been waiting for the bus a few minutes when it came. 他們只等了幾分鐘車就來(lái)了。 　　
2、表示反復(fù)的動(dòng)作。 　　
如：He had been mentioning your name to me. 他過(guò)去多次向我提到過(guò)你的名字。 　　
3、過(guò)去完成進(jìn)行時(shí)還常用于間接引語(yǔ)中。 　　
如：The doctor asked what he had been eating. 醫(yī)生問他吃了什么。 　　
I asked where they had been staying all those days. 我問他們那些天呆在哪兒。 　　
4、過(guò)去完成進(jìn)行時(shí)之后也可接具有"突然"之意的when分句。 　　
如：I had only been reading a few minutes when he came in. 我剛看了幾分鐘他就進(jìn)來(lái)了。 　　
She'd only been reviewing her lessons for a short while when her little sister in terrupted her. 她溫習(xí)功課才一會(huì)兒，她妹妹就打斷她了。

過(guò)去完成進(jìn)行時(shí)和過(guò)去完成時(shí)的比較：　　

如：She had cleaned the office, so it was very tidy. 她已經(jīng)打掃過(guò)辦公室了，所以很整潔。(強(qiáng)調(diào)結(jié)果) 　　
She had been cleaning the office, so we had to wait outside. 她一直在打掃辦公室，所以我們不得不在外面等著。(強(qiáng)調(diào)動(dòng)作一直在進(jìn)行)

本文來(lái)自：逍遙右腦記憶 http://www.simonabridal.com/gaozhong/330550.html

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