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05过去进行时态1 用法:过去某个时间正在发生的动作 例:He was cooking at six last night. 昨天晚上六点,他正在做饭。过去某段时间正在发生的动作 例:I was staying here from March to May last year. 去年从3月到5月,我一直呆在这里。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 / from 6:00 to 9:00 last night /或有when the teacher came in/ while he was reading的提示3 过去进行时的构成:waswere +现在分词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 wasnt.特殊疑问句What was he doing at six last night?5 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。6 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)即时练习:用所给动词的适当形式填空1. Now Jims sister is reading (read) newspapers.2. He was watching (watch)TV at nine last night.3. He watched (watch)TV last night.4. What were the twins doing (do) then?5. Was Lily drawing (draw) a cat when the teacher came in ? -No, she wasnt .6. Were you having (have) supper at that time?7. Jack wasnt doing (not read) a book at nine yesterday evening.8. Now Jim is playing (play) basketball on the playground(操场).9. What was he doing (do) at nine oclock last night.10. They were listening (listen) to the music at that time.11. When the teacher came in, the students were reading (read) the text.12. We were watching (watch) TV when suddenly the telephone rang.13. Her mother was cooking (cook) while her father was watching TV.改错:每处划线中有错误,在题后改正1. Linda was write carefully at nine last night.Tomorrow they were swimming in a river.2. At that time, she listening to the radio.Jim and I was playing when he came in.3. I was studiing English when he came in.Were you cooking a meal? -Yes, I were.4. I werent doing my homework while Jim was reading.The students were put the apples in the box then.按要求句型转换:Mary was riding a bike at that time.否定句:_ 特殊疑问句:_一般疑问句:_ 两回答:_06现在完成时态1. 用法:过去发生的动作对现在造成的影响或结果:强调结果例:Yesterday I finished my homework, thats to say, I have finished my homework now.过去已经开始一直持续到现在的动作或状态:强调继续例:I have lived here since 1990.2. 现在完成时的构成havehas+过去分词3. 现在完成时的四个基本句型肯定句He has finished the work.一般疑问句Has he finished the work?否定句He has not finished the work.两回答Yes ,he has. No, he hasnt.特殊疑问句What has he done?4. 在下列5种情形下用现在完成时态1九词语 already已经肯定句中或句尾例: I have already found my pen. = I have found my pen already.yet已经否定句和疑问句句尾例:I have not finished the work yet.Have you bought a computer yet?ever曾经句中例:Have you ever seen pandas?never从不句中例:I have never been to Beijing.just刚刚句中例:I have just done my work.before以前 句尾例:I have never been there before.so far到目前为止例:So far he has learnt 200 words.how long多久例:How long have you lived here?how many times多少次例:How many times has he been to Beijing?2两词组havegone to去了某地 例:He has gone to Beijing (去了北京)havebeen to去过某地 例:He has been to Beijing. (去过北京)3两结构for two monthsfor +一段时间Jim has lived here for 2 months.since last yearsince +过去的点时间Lucy has been in Beijing since 3 years ago.since 3 years agosince 1990since he came heresince +一般过去态句子He has been in China since he came here.4如果句子里面没有时间状语,汉语意思能够加“已经”,往往用现在完成时态。例:Have you lost your library book? 你已经弄丢了从图书馆借的那本书吗?5现在完成时态还常常用于下列句型They have planted many trees in the last few years. 在过去的几年,他们已经种了很多树。This is the best book I have ever read. 这是我曾经读过的最好的一本书。It is the first time I have played the computer games. 这是我第一次玩电脑游戏。5. 重难点,必考 在现在完成时中,一次性动词不能和一段时间状语连用例:He has bought the book for 3 years.(错) 因buy这个一次性动词不能和一段时间for 3 years连用, 改正的办法有五种:第五种改法必考 He has bought the book.(去掉一段时间for 3 years) He bought the book 3 years ago(改为一般过去时,使句子的意思不变) Its 3 years since he bought the book. = 3 years has passed since he bought the book.(改为固定句型 It is -since-) He has not bought the book for 3 years.(改为否定句) He has had the book for 3 years.(用延续性动词have代替一次性动词buy)6. 还有其他一次性动词也是这种情况,可参照前面的五种办法改正,前四种改法都一样,第五种改法各不相同,举例如下:come/arrive/get to/reach 改为 be here例:I have come here for 3 years.(错) 改为:I have been here for 3 years.leave/go改为be away例:He has left for 3 hours.(错)改为:He has been away for 3 hours.begin/start改为be on例:The film has begun for 3 minutes.(错)改为:The film has been on for 3 minutes.open改为be open / close改为be closed 例:The shop has opened for 3 years.(错)改为:The shop has been open fo
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