过去进行时讲解和练习.docVIP

过去进行时 构成：was/were +现在分词 2. 与过去进行时连用的时间状语，常见的有 at nine last night/??at that time= then/ at this time yesterday??/或有when the teacher came in/??while he was reading的提示What were you doing this time yesterday? Most of the people were still sleeping when the earthquake happened. I was having a bath when the phone rang.? 我正在洗澡，突然电话铃响了。 While I was working in the garden, my wife was cooking dinner.? 我在园子里干活时，我妻子正在做饭。 表示过去某一阶段在进行的动作 In those years the Chinese people were having a hard time. Last month they were building a bridge over a river in their hometown. 表示在过去即将发生的动作 She asked him whether he was coming back for supper. 表示过去的反复性或习惯性的动作，常与副词always, constantly, continually, frequently连用，常常带有说话人的某种感情色彩。 His mother was always working like that. When he worked here, Roger was always making mistakes.? 罗杰在这儿工作时老出差错。 可用来描写故事发生时的背景 It was dark and a strong wind was blowing. It was snowing as the medical team made its way to the front.? 医疗队奔赴前线时，天正下着雪。 4.过去进行时的四个基本句型 ????????肯定句???????He?was cooking?at six last night.??????????????????否定句???????He?was not cooking?at six last night. ???????? 一般疑问句??????Was?he?cooking?at six last night???????????两回答???????Yes ,he?was.??No, he?wasn’t. ????????特殊疑问句??????What?was?he?doing?at six last night?过去进行时的固定句型 Jim?was reading?when?the teacher?came?in. 当老师进来的时候，吉姆正在读书。 Jim?was reading?while?Kate?was watching?TV. 在凯特正在看电视的同时，吉姆正在读书。 Jim?came?in?while?Kate?was watching?TV. 在凯特正在看电视的时候，吉姆进来了。 请比较 ????????He?watched?TV last night.???????????（过去时间last night, 用一般过去时） ????????He?was watching?TV at nine last night.????????(过去时间last night+点时间at nine, 用过去进行时) 两者的基本差别是过去进行时通常表示一个过去正在进行且尚未完成的动作，而一般过去时则通常表示一个过去已经完成的动作。如： I was reading a book last night.?我昨晚在看书。(不一定看完) I read a book last night.?我昨晚看了一本书。(已经看完) They were building a bridge there.?他们在那里修一座桥。(不一定建成) They built a bridge there.?他们在那儿修了一座桥。(已建成) 注：有些动词(如rain, snow, cough, wear, feel, work等)本身并不表示动作完成，这时用两种时态都可以，且含义区别不大： It rained [was raining] all day yesterday.?昨天下了一天的雨。 She didn’t feel [wasn’t fe