1、Past Perfect Continuous1.This afternoon,I was in the town center,where I had been doing some shopping.2.One afternoon,hundreds of unlucky passengers who had been expecting to board a flight to New York were told it had been cancelled.summaryhad been doing意义：Before she was rescued from the ruins,the
2、soldiers had been searching for two hours.I had been waiting for two hours when they announced that the tickets were sold out.结构：用于描述过去某一动作之前一直在用于描述过去某一动作之前一直在进行或反复的动作。进行或反复的动作。例：moneyGrammarShe realised that she didnt have any money left.She had been doing some shopping.Do you know who I am?Grammar
3、He pushed his way to the front.He had been waiting in line for some time.Practice 5She was scared.watch a thrillerShe was scared because she had been watching a thriller on TV.Example Practice 5He was laid off.always come to work lateHe was laid off because he had always been coming to work late.Wha
4、t is Past Perfect Continuous?a.long activities in the past that happened before other past eventsShe was upset because she had been waiting for her boyfriend for half an hour.b.the repeated actions that happened before a particular point in the pastHe was laid off because he had always been coming t
5、o work late.c.An action that was still in progress and had not been completed at a particular time in the past.They had been doing the thorough cleaning when I came to see them.过去完成进行时表示动作过去完成进行时表示动作_开始，开始，_这一时间。过去完成这一时间。过去完成进行时的构成为进行时的构成为“_”。和过去完成时一样，过去完成进行时也必须和过去完成时一样，过去完成进行时也必须以以_为前提为前提 past perf
6、ect continuous在过去的某一时间之前在过去的某一时间之前一直延续到一直延续到 had been+现在分词现在分词 某一特定的过去时间某一特定的过去时间 他去上海之前，一直住在这里。他去上海之前，一直住在这里。He had been living here before he went to Shanghai.使用过去完成进行时时，应注意和其它时态的区别：使用过去完成进行时时，应注意和其它时态的区别：1.过去完成进行时与过去完成时过去完成进行时与过去完成时过去完成进行时强调动作在过去某一特定时间之前开始，过去完成进行时强调动作在过去某一特定时间之前开始，到这一时间到这一时间_；而过去
7、完成时则强调；而过去完成时则强调动作在过去某一动作或时间之前动作在过去某一动作或时间之前_。仍在进行仍在进行 已经完成已经完成 她叫我进去之前我已经在房间里等了半个小时。（一直在她叫我进去之前我已经在房间里等了半个小时。（一直在等）等）我们来之前他已经吃过早餐了。（动作已经结束）我们来之前他已经吃过早餐了。（动作已经结束）I had been waiting in the room for half an hour before she called me in.He had already had the breakfast before we came.2.过去完成进行时与过去进行时过去完
8、成进行时与过去进行时 过去完成进行时强调动作在过去某一时刻之前过去完成进行时强调动作在过去某一时刻之前_；而过去进行时强调的是在过去某一；而过去进行时强调的是在过去某一时刻时刻_.一直在持续一直在持续 正在进行正在进行 昨天晚上铃响之前，我一直在读一本小说。（一直在读）昨天晚上铃响之前，我一直在读一本小说。（一直在读）昨天晚上铃响时，我正在读一本小说。（当时正在读）昨天晚上铃响时，我正在读一本小说。（当时正在读）Last night I had been reading a novel when the bell rang.Last night I was reading a novel wh
9、en the bell rang.1.Was the driving pleasant when you vacationed in Mexico last summer?No,it _ for four days when we arrived,so the roads were very muddy.A.was raining B.would be rainingC.had been raining D.have rainedPractice2.I have got a headache.No wonder.You _ in front of that computer too long.
10、A.had worked B.are workingC.have been working D.worked3.I saw Jane and her boyfriend in the park at eight yesterday evening.Impossible.She _ TV with me in my home then.A.watched B.had watchedC.would watch D.was watching4.They became friends again that day.Until then,they _ to each other for nearly two years.A.didnt speak B.hadnt spokenC.havent spoken D.havent been speaking5.Did you see a man in black pass by just now?No,sir.I _ a newspaper.A.read B.was readingC.had read D.am reading
