过去进行时的句子(过去完成时的句子)

I went to the USA.一般过去时 I didn't go to the USA.一般过去时否定句Did you go to the USA?一般过去时疑问句I did my homework.一般过去时Ididn't do my homework.一般过去时否定句Did you do your homework?一般过去时疑问句I was doing my homework.过去进行时I wasn't doing my homework 过去进行时否定句 Were you doing your homework?过去进行时疑问句

1.表示过去某一时间内（正在）进行的动作 如：I was doing my homework at 9 p.m. last Sunday.2.表示一动作正在进行时，另一动作同时正在进行.如：I was reading books while he was cleaning the floor.3.表示一个动作正在进行时，另一个动作发生了如：He played when I was studying.4.表示过去将要发生的动作She told us Mr.Lee was arriving here. (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.A.read； was 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。 过去进行时的基本用法:表示过去某个时刻或时间正在进行过持续进行的动作,句中往往需要有时间状语来表示这一特定的时间. What were they doing just now? 他们刚才在干什么? 结构 1. was/were+Vingeg:My morther was cooking at 6:00p.m. yesterday.（直接表达）2. 用while连接eg:My mother was cooking while I was doing my homework.(可以持续动作时态一致)3. when表示eg:I was doing my homework when my mother came in.(间接表达了具体时间) We were watching TV from seven to nine last night. 昨天晚上七点到九点的时候我们在看电视。 What was he researching all day last Sunday? 上周日他一整天都在研究什么？
When the teacher came in,I was talking. While my mother was making dinner, my father was watching TV.I was doing my homework at 6:00 last night.He was reading at 6:30 yeaterday morning. What were you doing from 6:00 to 7:00?They wereplanting trees at 9:30 yesterday.My sister was playing football at that time yesterday. He wasn't cooking at this time last day. When I got off the bus,I was talking with my friends.He was climbing the hill at 4:30 last night.

过去进行时表示过去某一时刻正在进行的动作或正在发生的事。 1. 过去进行时的肯定形式为: was/were + 现在分词。We were dancing while the band was playing. 我们随着乐队的演奏起舞。Our teacher asked us to stop what we were doing .　教师叫我们停止正在做的事情。He cut himself while he was shaving. 他刮胡子时把自己割伤了。 2. 过去进行时的否定形式为: was/were + not + 现在分词。was not 可以缩写为 wasn't, were not 可以缩写为 weren't。I wasn't having a talk with Peter at that time. 那时我没在跟彼得谈话。The condition of his family was not improving.　他的家境不见好转。Soon they found their scientific researches were not progressing as they expected. 不久他们发现他们的科研进展没有他们预期的那样顺利。 3 一般疑问句的句式如下:Were you sitting in this chair while Robert pointed a gun at her? 当罗伯特把枪指向她时，你正坐在这把椅子上吗？Was he planning to join us at that time? 他当时有打算加入我们吗？ 4 特殊疑问句的句式如下：Why weren't you listening carefully when I explained before? 之前我解释的时候，你为什么不仔细听？What were you doing in my room the other day? 几天前你在我房间里做什么？ What was Linda doing when he ran away? 当他突然离开时，琳达正在做什么？

英语时态的用法：一般现在时 1) 经常性或习惯性的动作，常与表示频腮度的时间状语连用。 时间状语： every…, sometimes,　at…, on Sunday I leave home for school at 7 every morning. 2) 客观真理，客观存在，科学事实。 The earth moves around the sun. Shanghai lies in the east of China. 3) 表示格言或警句中。 Pride goes before a fall.　骄者必败。 注意：此用法如果出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。 例：Columbus proved that the earth is round.. 4) 现在时刻的状态、能力、性格、个性。 I don't want so much. Ann Wang writes good English but does not speak well. 比较：Now I put the sugar in the cup. I am doing my homework now. 第一句用一般现在时，用于操作演示或指导说明的示范性动作，表示言行的瞬间动作。再如：Now watch me, I switch on the current and stand back. 第二句中的now是进行时的标志，表示正在进行的动作的客观状况，所以后句用一般现在时。英语时态的用法：一般过去时1)在确定的过去时间里所发生的动作或存在的状态。 时间状语有：yesterday, last week, an hour ago, the other day, in 1982等。 Where did you go just now? 2)表示在过去一段时间内，经常性或习惯性的动作。 When I was a child, I often played football in the street. Whenever the Browns went during their visit, they were given a warm welcome. 3)句型： It is time for sb. to do sth　 "到……时间了"　 "该……了" It is time sb. did sth. "时间已迟了"　 "早该……了" It is time for you to go to bed.　 你该睡觉了。 It is time you went to bed.　　　你早该睡觉了。 would (had) rather sb. did sth.　表示'宁愿某人做某事' I'd rather you came tomorrow. 4) wish, wonder, think, hope 等用过去时，作试探性的询问、请求、建议等。 I thought you might have some. 我以为你想要一些。 比较： 一般过去时表示的动作或状态都已成为过去，现已不复存在。 Christine was an invalid all her life. (含义：她已不在人间。) Christine has been an invalid all her life. (含义：她现在还活着) Mrs. Darby lived in Kentucky for seven years. (含义：达比太太已不再住在肯塔基州。) Mrs. Darby has lived in Kentucky for seven years. ( 含义：现在还住在肯塔基州，有可能指刚离去) 注意： 用过去时表示现在，表示委婉语气。 1)动词want, hope, wonder, think, intend 等。 Did you want anything else? I wondered if you could help me. 2)情态动词 could, would. Could you lend me your bike?<<<英语时态的用法：现在进行时1.概念：表示现阶段或说话时正在进行的动作及行为. 2.时间状语：now, at this time, these days, etc. 3.基本结构：am/is/are+doing 4.否定形式：am/is/are+not+doing. 5.一般疑问句：把be动词放于句首. 6.例句： How are you feeling today? He is doing well in his lessons.英语时态的用法：过去进行时现在进行时的基本用法： a. 表示现在( 指说话人说话时) 正在发生的事情。 We are waiting for you. b. 习惯进行：表示长期的或重复性的动作，说话时动作未必正在进行。 Mr. Green is writing another novel. (说话时并未在写，只处于写作的状态。) She is learning piano under Mr. Smith. c. 表示渐变的动词有：get, grow, become, turn, run, go, begin等。 The leaves are turning red. It's getting warmer and warmer. d. 与always, constantly, forever 等词连用，表示反复发生的动作或持续存在的状态，往往带有说话人的主观色彩。 You are always changing your mind. 典型例题 My dictionary ___, I have looked for it everywhere but still___ it. A. has lost, don't find　　 B. is missing, don't find　C. has lost, haven't found　 D. is missing, haven't found. 答案D. 前句是一个仍在持续的状态，应用进行时，由于没有找到，其影响仍然存在，应用完成时，瞬间动词用于否定式时可用于完成时。<<<英语时态的用法： 现在完成时1.概念：过去发生或已经完成的动作对现在造成的影响或结果,或从过去已经开始,持续到现在的动作或状态. 2.时间状语：recently, lately, since…for…,in the past few years, etc. 3.基本结构：have/has + done 4.否定形式：have/has + not +done. 5.一般疑问句：have或has. 6.例句：I've written an article. The countryside has changed a lot in the past few years.英语时态的用法：过去完成时1) 概念：表示过去的过去 ----|-------|-----|---->其构成是had +过去分词构成。 那时以前　 那时　现在 2) 用法 a.　在told, said, knew, heard, thought等动词后的宾语从句。 She said (that) she had never been to Paris. b. 状语从句 在过去不同时间发生的两个动作中，发生在先，用过去完成时;发生在后，用一般过去时。 When the police arrived, the thieves had run away. c. 表示意向的动词，如hope, wish, expect, think, intend, mean, suppose等，用过去完成时表示"原本…，未能…" We had hoped that you would come, but you didn't. 3)　过去完成时的时间状语before, by, until , when, after, once, as soon as。 He said that he had learned some English before. By the time he was twelve, Edison had began to make a living by himself. Tom was disappointed that most of the guests had left when he arrived at the party. 典型例题 The students ___ busily when Miss Brown went to get a book she ___ in the office. A. had written, left　B，were writing, has left　 C. had written, had left　D. were writing, had left 答案D. "把书忘在办公室"发生在"去取书"这一过去的动作之前，因此"忘了书"这一动作发生在过去的过去，用过去完成时。句中when表示的是时间的一点，表示在"同学们正忙于……"这一背景下，when所引导的动作发生。因此 前一句应用过去进行时。 注意：　had no … when　　　　　还没等…… 就…… had no sooner… than　　刚…… 就…… He had no sooner bought the car than he sold it.<<<>>>下一页更多“英语各种时态的用法”

When the teacher came in,I was talking.     当老师进来时,我在说话。While my mother was making dinner, my father was watching TV.   当我妈妈在做晚饭的时候，我爸爸正在看电视。I was watching TV when you called .     你打电话时我正在看电视。I was washing my clothes while he was cooking.     他做饭的时候，我正在洗衣服。I was eating with my family yesterday in this time.     我昨天和我的家人在一起吃东西。He was climbing the hill at 4:30 last night.     昨晚四点半他正在爬山。I was doing my homework at 6:00 last night.      昨晚6点钟我正在做作业。He wasn't cooking at this time last day.      他在昨天的这个时候不做饭。
When the teacher came in,I was talking