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1、 基本概念：过去进行时表示在过去某一时 刻或某一段时间内进行或发生的动作。结构肯定 句主语+be（was, were)+现在分词+其他。 如：My son was learning English in US last year. 否定 句主语+be (was, were) not+现在分词+其他。 如：It was not raining then. 疑 问 句一般疑问句：Be (Was, Were)+主语+现在分 词+其他？ 特殊疑问句： 1.疑问词+be(was , were)+现在分词+其他？ （疑问词 做主语） 2.疑问词+be(was , were)+主语+现在分词+ 其他？ 现在
2、分词的构成 1) 一般动词在词尾加- ing, 读i,如go - going。 2) 以不发音字母e结尾的动词,先去掉e,再 加-ing。 come - coming make-making write - writing 3) 以重读闭音节结尾的动词,如果末尾以一个辅音字母结尾,应先双写这个字母,再加ing, x和w结尾的除外。 如: get - getting swim - swimming show - showing 4) 以字母y结尾的单词,直接加ing。 如carrying、playing、studying。 5) 以字母ie结尾的动词,变ie为y,再加ing。 diedying
3、lielying用法1. 过去进行时的基本用法主要表示过去某一 时间正在进行的动作。 如：He fell asleep when he was reading. 他看书时睡着了。 2. 过去进行时表示现在主要是为了使语气委 婉、客气。 如：I was wondering if you could give me a lift.我不知你能否让我搭一下车【注】一般过去时也有类似用法，但比较 而言，用过去进行时显得更客气，更不肯 定。能否让我搭一下车。3. 过去进行时表示感情色彩与现在进行时 相似，过去进行时也可表示满意、称赞、 惊讶、厌恶等感情色彩，也通常与 always, forever, co
4、ntinually等副词连用。 如：They were always quarrelling. 他们老是吵架。 4. 动词be的过去进行时也可表示过去一时 的表现或暂时的状态。 比较：He was friendly. 他很友好。 (指过去长期如此) He was being friendly. 他当时显得很友好。(指当时一时的表现)一般过去时与过去进行时的区别1、一般过时往往表示某一动作已经完成 ，而过去进行时却表示动作在持续或未完 成。 比较：She wrote a letter to her friend last night. 她昨晚给朋友写了封信。 (信写完了) She was wri
5、ting a letter to her friend last night. 她昨晚一直在给朋友写信。 (信不一 定写完) 2、一般过去时表示只做一次动作，而过 去进行时却表示动作反复地进行。 如：She waved to me. 她朝我挥了挥手。She was waving to me. 她一直朝我挥手。 3、句中有a moment ago，this morning, the whole morning, all day yesterday, from nine to ten last evening, when, while , at that time, just now之类的短语一般
6、用一般过去时。过去 进行时可以用来代替一般过去时，表示更 为偶然而非预定的动作I was talking to Tom the other day 那天我跟汤姆聊天来着。 典型的例子1) Mary _ a dress when she cut her finger. A. made B. is making C. was making D. makes 答案C. 割伤手指是已发生的事情，应用过 去时。同 时，when表时间的同时性，“玛丽 在做衣服时“提供事情发生的背景，因此用 过去进行时。 2) As she _ the newspaper, Granny _ asleep. read； w
7、as falling B. was reading； fell C. was reading； was falling D. read；fell 答案B.句中的as = when, while，意为“当之 时“。描述一件事发生的背景时，用过去进行 ；一个长动作发生的时候，另一个短动作发生 。句意为 “在她看报纸时，奶奶睡着了。“句中 的 fell (fall的过去时)，是系动词，后跟形容词 ，如：fall sick。以when, while及as引导导的时间时间 状语语从句 延续性动词：指动作可以延续一段时间 ，而不是瞬间结束。如：work、study、drink、eat等。非延续性动词：指动
8、作极为短暂，瞬间 结结束如：start、begin、jump、knock等 。 1. 当从句中的谓语动词是 持续性的动作时, 用while, when或as 引导。Eg：I was drawing the picture when my friend came.Jone was talking with his classmates when teacher called him. 当从句中的谓语动词表示瞬间动作时 ,不可用while。 Eg : He was on the point of leaving when someone knocked at the door. 如果谈论两个长动作
9、,最常用的是 while。 Eg:While John was sitting biting his nails,I was working out a plan to get us home.如果表示两个短动作或事件同时发生,常用as或just as,也可用when。 Just as he caught the ball, there was a tearing sound当他抓住球的时候,有一种撕裂的声音。 6. Tom burnt his hand when he _ the dinner. A. cooked B. was cooking C. has been cooking D.
10、had cooked 注意:在上述所列的动词中,个别的也能用 进行时态,但其词义发生了转变. I hear the girl singing.We are hearing a talk on the history of America.I have a computer.I am having lunch.过去进行时与一般过去时的区别过去进行时与一般过去时的区别 过去进行时过去进行时表示的动作在过去某个时间正 在进行,可能完成,也可能没完成。一般过去时一般过去时表示动作或状态已经结束。Mary _ a letter last night. 玛丽昨晚整晚都在写信。 Mary _ a lette
11、r last night. 玛丽昨晚写了封信。was writingwroteExercises Exercises 1.He _ (not work) at that time. 2.When the teacher _ (come) in, they _ (talk) loudly. 3.What _ you _ (read) last night?wasnt workingwasnt workingcamecame were talkingwere talkingwere readingwere readingdid readdid read4.His mother _ (return)
12、 while he _ (do) his homework. 5.My father _ (watch) TV while my mother _ (cook).returnedreturned was doingwas doingwas watchingwas watchingwas cookingwas cooking用动词的适当形式填空(一般现在时、过去 时、将来时、现在进行时、过去进行时） 1. She _ (do) her homework this time yesterday. 2. The teacher _ (help) his students with their les
13、sons now. 3. He _ (make) progress every day. 4. She _ (read) a story-book at seven yesterday evening. 5. It _ (rain) hard now. 6. The students _ (get) ready for the picnic these days.was doingis helpingmakes was readingis raining are getting7.They _ (visit) the science museum next Monday. 8.Look, th
14、ey _ (play) video games. 9.We _ (do) some cleaning at that time. 10._ the students _ (like) learning English? 11._ you _ (have) a good time last Sunday?will visitare playing were doingDo likeDid have12. _ he _ (study) English from 7 to 9 last night? 13. Listen, she _ (sing). 14. He _ (not work) in the factory these days. 15. Its eight oclock. The students _ (have) an English lesson.Was studyingis singing isnt workingare having单项选择题 1. My brother _ while he _ his bicycle and hurt himself.A. fell, was riding B. fell, were riding C. had fallen, rode D. h
