过去进行时语法讲解及习题.doc

过去进行时 (一)定义 过去进行时表示在过去某一时刻或某一段时间里正在进行的动作 (二)结构 were /were+ V-ing. I was doing my lessons then. 那时，我在做功课。 We were cleaning the house. 我们在打扫房子。(三) 标志词：1.at this/that time, 2.at this/that time yesterday (last night/Sunday/week … ), 3.at+ 点钟 +yesterday (last night / Sunday … ) ，4. when sb/sth. did sth. last evening5. the whole morning, all day , from nine to ten, while等。例如：I was making fruit salad at this time. They were studying from 8:00 to 11:00 yesterday. （四）一般过去时的肯定句、否定句、疑问句及简略回答。 1. 肯定句: 主语+was/were+V-ing+其它?. I was watching TV at that time last night. 2. 否定句: 主语+was/were+not+V-ing+其它?. →I was not watching TV at that time last night. 3.一般疑问句：was/were＋主语+V-ing+其它? →Were you watching TV at that time last night? 肯定回答：Yes, I was.否定回答：No, I wasn’t. 4. 特殊问句: 疑问词＋was/were＋主语+V-ing+其它? →What were you doing at at that time last night? (五) 基本用法： 1）过去进行时表示在过去某个时间点发生的动作或事情。 (用介词短语和从句来表示时间点) I was sleeping at this time last Sunday.(过去某一时刻) My mother was cooking dinner at 9:00 yesterday. (过去某一时刻) We were having supper when Tom came in.我们正在吃晚饭时电话响了?（从句表示时间点） 2）过去进行时表示在过去某段时间内持续发生动作或事情。 （the whole morning, all day , from nine to ten, while, when等。） Lucy was working all day. （过去某一段时间） We were watching Tv from seven o’clock to nine o’clock last night.What　were　you　doing　when　I　phoned　you　last　night?昨晚我给你打电话时你在干什么？3) 在含有时间状语从句的复合句中，延续性动词用过去进行时，非延续性动词用一般过去时。例如：They　were　watching　TV　when　I　entered　the　room.我进入房间时，他们正在看电视。若主句和从句的动词均为延续性动词，则可以两边都可以采用过去进行时。例如：The　children　were　playing　with　their　toys　while　I　was　eating　my　dinner.我吃饭的时候，孩子们在玩他们的玩具。 While he was waiting for the bus , he was resding newspaper. 他边等车边看报。（两个动作都是延续的） He was cleaning his car while I was cooking. 他洗车时我在做饭。（两个动作同时进行）4) 可用来表示由过去某时持续到另一时间的过去动作。例如：He　was　studying　in　Cambridge　between　1999　and　2001.在1999年和2001年那段时间，他在剑桥学习。From　January　to　March　I　ing　in　Egypt.从一月份到三月份期间，我在埃及旅游。这种时间状语亦可同一般过去时连用，如：例如：He　worked　from　morning　till　night　yesterday.昨天他从早到晚地工作。5) 表示故事发生的背景。It　was　a　sunny　morning.　Some