高中英语必修二全一册教案(36份)外研版(共7页).doc
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1、精选优质文档-倾情为你奉上Module 3 MusicSection Grammar 时间状语从句和过去完成时语法图解探究发现Whenhe was very young, Mozart had a lot of musical talent.While he was still a teenager, he was a big star.As he grew older, he began to go deaf.By the time he was 14, Mozarthad composed many pieces for the harpsichord, piano and violin,
2、 as well as for orchestras.Afterthey had known each other for many years, Beethoven said, “He is a good composer, but he has taught me nothing.”Before they visited India, they had recorded seven albums.我的发现(1)以上所有例句中都包含一个时间状语从句。(2)例句都包含了一般过去时或过去完成时。(3)例句中,when和while都表示“当时候”,例句中as表示“随着”。(4)例句中,by the
3、 time和before引导时间状语从句,从句用一般过去时,主句则用过去完成时。(5)例句中,after引导时间状语从句,主句用一般过去时,从句用过去完成时。一、时间状语从句时间状语从句用来说明主句谓语动词发生的时间,由连词引导。本单元主要习when, while, as及by the time引导的时间状语从句。1when可以和延续性动词连用,也可以和短暂性动词连用,主句和从句中的动作或状态可以同时发生,也可以先后发生。When they heard the news, they were very excited.当他们听到这个消息时,非常激动。(hear是短暂性动词)When I liv
4、ed there, I used to go to the seashore on Sundays.我住在那里时,星期天常到海滨去。(live是延续性动词)名师点津(1)when还可作并列连词,意为“就在这个时候”。I was watching TV whensomeone knocked at the door.我正在看电视,这时突然有人敲门。(2)when还可译为“这时;就在那时”,常用于以下句型:be about to do . when正要做这时be doing . when正在做这时had done . when刚做完就2while引导时间状语从句时,从句的谓语动词必须是延续性动词。
5、While/Whenshe was reading a novel, she cried.她看小说的时候哭了。They rushed in while we were discussing problems.我们正在讨论问题时,他们冲了进来。名师点津while还可引导让步状语从句,意为“尽管”。另外,while还可用作并列连词,表示“然而”。While/Although/Thoughhe is young, he has been to many countries.虽然他很小,但他去过很多国家。Some men were rich, while others are poor.一些人很富有,
6、而其他人很贫穷。3as引导时间状语从句时,常表示两个动作交替进行或同时发生,可译作“一边一边;随着”。He hurried home, looking behind as he went. 他匆忙回家去,一边走一边回头望。Astime went on, its getting warmer and warmer.随着时间的推移,天越来越暖和了。4by the time引导时间状语从句时,一般情况下,如果从句用一般过去时,主句则用过去完成时;如果从句用一般现在时,主句则用将来完成时。By the time Igot to the station, the train had alreadygon
7、e.我到达火车站时,火车已经开走了。By the time he retires, he will have worked for 35 years.到退休时,他将工作满35。即时演练1(1)选词填空:when, while, as, by the timeWhen I went into the classroom, he was reading.When/By_the_time I arrived, the film had already ended.While I am willing to help, I do not have much time tomorrow.While/Wh
8、en she was making a call, I entered her room.As you grow older, youll know better and better about yourself.(2)完成句子As_time_went_on (随着时间的推移), his sight became worse and worse.My wife kept silent while/when_I_was_working (当我工作的时候)The students took notes as_they_listened (一边听)I was_about_to_go_to_bed_
9、last_night (昨晚正要上床睡觉) when I heard a cry for help.By_the_time_you_receive_the_letter (等你收到这封信的时候), I will_have_left (将已经离开) the city for my hometown.二、过去完成时1基本用法过去完成时的构成为“had过去分词”。主要用法如下:(1)表示某一动作或存在的状态发生在过去某一时间或某一动作之前,即“过去的过去”。By the end of last week, theyhad finishedthe work.到上周末为止,他们已经完成了工作。When
10、Jack arrived, he learned Mary had been away for almost an hour.当杰克到时,他得知玛丽已经离开快一个小时了。名师点津过去完成时常常用在宾语从句中,从句谓语动作发生在主句谓语动作(过去时)之前。She saidthat she had finished her homework.她说她已完成家庭作业了。(2)某些动词的过去完成时表示过去未实现的希望、计划或打算。常用的动词有hope, expect, suppose, think, want, wish等。They had wantedto help but couldnt get h
11、ere in time.他们本来想要来帮忙的,但未能及时赶到这儿。I had hoped to send him a Christmas card, but I forgot to do so.我本来想送他一张圣诞节贺卡,但把这事给忘了。2过去完成时在几个重点句型中的应用(1)在no sooner . than, hardly . when句型中,主句用过去完成时,意为“一就;刚就”。I had hardly stepped into the classroom whenthe bell rang.我一踏入教室的门,铃就响了。No soonerhad he rushed out than th
12、e house fell down.他刚冲出去房子就塌了。(2)在it was the first time that .句型中,that从句常用过去完成时。It was the first time that he had ever spokento me in such a tune.这是他第一次用这样的语调跟我讲话。3过去完成时与一般过去时的区别一般过去时侧重发生在过去的客观事实;而过去完成时强调动作发生在“过去的过去”,一定有一个表示过去的参照点。Ihad been at the bus stop for 30 minutes when a bus finally came.当公交车最
13、终来的时候,我已在车站等了三十分钟。He once workedas a teacher for 5 years, but now he is a successful manager.他曾经做过5教师,但现在他是一位成功的经理。即时演练2(1)用所给词的适当形式填空When I got to school I found that my classmate had_left (leave)He is a professor of Shandong University. He stayed (stay) in America for 4 years.The man said that he
14、had_written (write) about 300 pieces of music.I had_intended (intend) to call on you, but I had an unexpected visitor.The three of us travelled (travel) around Europe for about a month last summer.(2)完成句子She said that she had_seen_the_film_before (以前看过这部电影)We had_built_five_bridges (已经建了5座桥) by the
15、end of last year.It was the third time that he had_been_out_of_work (失业) that year.We had_hoped_that_you_would_come (本期望你会来), but you didnt.Hardly had_I_got_to_the_bus_stop (我到达汽车站) when the bus started.单句语法填空1While/When she was painting a picture, the teacher came in.2Tom was about to close the win
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