八年级英语下册Unitnbsp;3重点短语及句型总汇.doc

八年级英语下册Unitnbsp;3重点短语及句型总汇 Unit 3 What were you doing when the UFO arrived?1.in front of 在的前面（外部） in the front of 在的前面（内部）2.in the library在图书馆3.get out of/get into出之外/进入4.sleep late睡懒觉sleep well睡得好 get to sleep=fall asleep睡着5.walk down/along沿走6.take off(飞机)起飞；脱下（衣帽）7.on Sunday evening在星期日晚上注意:（特指某日如星期、假日、某月某日或某个特定的上、下午、晚上用on）8.in the tree在树上 on the tree在树上9.take photos照相10.at the train station在火车站11.run away跑开，逃跑12.as+adj原形 as和一样例如：She is (not) as beautiful as her sister. I can run as fast as he(him)13.buy/draw/make sth. for sb.为某人买/画/制作14.walk home走回家15.in history在历史上16.for example例如17.in the city of在市18.on the playground在操场上19.ten minutes ago十分钟前20.take place发生（强调必然性）21.happen to sth./sb. 发生（强调偶然性）例如：What has happened to you?=Whats the matter with you?=Whats wrong with you?22.of course=sure=certainly当然 23.all over the world=around the world遍及全世界24.outside/inside the station在车站外/内25.next to相邻，紧贴26.close to接近于；在附近27.be ill in hospital/bed生病住院/在床28.hear about/of 听说（间接听到）29.in silence沉默不语 keep silent 保持沉默30.an unusual experience 一次不寻常的经历31.have fun doing sth 干某事有乐趣 have difficult time doing sth干某事有困难32.have meaning to 对有意义 33.become the first Chinese astronaut in space 成为中国第一个太空宇航员34.a national hero 一个民族英雄 35. be famous all over the world 全世界出名 36. for the first time 第一次本单元目标句型:What were you doing when I arrived/at that time/at 8:00 last night/from 9:00 to 10:00 yesterday? 1.I was doing sth. When+一般过去时的时间状语从句. 2.How about. / What about.?3.While sth./sb. was doing sth., I was doing sth. 4.当不明飞行物着陆时，你正在干啥？What were you doing when the UFO landed?5.当妈妈正在做饭时，我在看电视。While my mother was cooking ,I was watching TV.6.I was walking down the street when a UFO landed right in front of me.7.You can image how strange it was. 8. I followed to see where it was going.9.Isnt that amazing! 10.She didnt thinking about looking outside the station.11.I was so tired this morning. It was difficult to get out of the bed.12.Liu Xiang won the gold medal at the 2004 Olympics.13.Beijng was made host to the 2008 Olympics.14.People often remember what they were doing when they heard the news of important events in history.15. This was one of the most important events in modern American history.16.Even the most everyday activities can seem important.17.Our teacher asked us to stop what we were doing and listen.18.However, in more recent times, most Americans remember what they were doing when the World Trade Center in New York was destroyed by terrorists.19.Not all events in history are as terrible as this, of course.20. His flight around the Earth lasted about 22 hours.本单元语法讲解过去进行时（Past Progressive Tense）句型 S + was/were +V-ing例A：She was doing her homework at 8:30 yesterday evening.（昨天傍晚八点半她正在做家庭作业。）例B：We were having supper at that time.（那个时候我们正在吃晚饭。）解说 如例1所示，在单句中使用过去进行时来表达时必须把该动作正在进行中的时间表明清楚，否则就不合逻辑了。例如：I was taking a bath yesterday. （错）（昨天我正在洗澡昨天24小时都正在洗澡吗？）所以本句应该如例1来表达，或者用一般过去时表达如下：I took a bath yesterday.（昨天我洗了澡。）如果由上下文的文意，或者对谈中的话意可以了解“动作正在进行中的时间”，单句里就使用过去进行时来表达是很普通的，例如：A：I called you up yesterday evening.B：Did you? At what time?A：At around ten oclock. （大约在十点钟。）B：Oh, I was taking a bath then.（哦，当时我正在洗澡。）过去进行时在表达上常用的句式是如例2所示和另一个一般过去时的动作相搭配。请观察下面的图解说明：过去有二动作A和B（如图示），在B动作发生时稍早发生的A动作正好在进行中，所以这种表达法通常都是复句（主句+副词从句）。例如：When I got up this morning, Mother was preparing breakfast in the kitchen.（今天早上我起床时妈