八年级下英语三单元基础梳理过关.doc

八年级下英语三单元基础梳理过关Section A一、 重点单词不明飞行物 浴室 卧室 厨房 着陆 当。的时候 经历 想象 奇怪的 跟随 令人惊异的 二、 重点单词的过去式take- get- have- buy-三、重点短语理发店 出去 起飞 在。的前面 四、重点知识写出本课的主要语法结构：过去进行时构成_具体用法：过去进行时表示在_某一时间内_或_的动作。和一般过去时的区别：本课的when 和 while 的用法：（1）when 引导的从句时态多为_和_（2）while 引导的从句时态多为_.仔细观察下面的对话,用“_”标出对话中所出现的时间，并补全句子. 1 A: What are you doing now? B: I am doing my homework now. 2 A: What were you doing at 9 oclock last night? B: I was doing homework. C:_(我正在打扫我的房间). A: What were you doing when your mother came back yesterday? B:I _(我正在讲电话). 试总结:对话1用了_ _进行时态,对话2用了_进行时态.将下面的句子翻译成中文，并仔细观察进行比较。1. The boy was walking down the street when the UFO landed.2. The girl was shopping when the alien got out.3. While the boy was walking down the street, the UFO landed.4. While the girl was shopping, the alien got out.总结：When 与while: 都是 “ 当的时候”, 但如3.4句,后接的动词用过去进行时，多选用_; 而后接的动词用一般过去时态时，用_.用when和 while填空1.My mother was doing the housework_I was doing my homework.2._my father came back, I was watching TV.3._he went out, it was raining.4._Tom was cleaning his room, the telephone rang.5.We were playing outside_it began to rain.五、重点句子翻译1、当不明飞行物着陆的时候，这个男孩正在大街走。 2、当这个女孩正在购物的时候，外星人出来了。 3、在星期天我有一个非常不寻常的经历。 4、你可以想象这是多么奇怪的事情啊！ 5、当外星人在博物馆的时候，我给电视台打了电话。 六、句型转换1. I was walking down the street when the UFO landed.(对划线部分提问)_ _ you _ when the UFO landed?2. He watched TV last night. (用at 9:00 last night改写句子) He _ _ TV at 9:00 last night.3. The boy read a book while his mother was cooking in the kitchen. (改为同义句) _ the boy read a book, his mother _ _ in the kitchen.4. They were playing football at 9:00 yesterday. (改为一般疑问句，并作否定回答) _ _ playing football at 9:00 yesterday? No, _ _.七、 根据已学课文和首字母提示写出单词。Dear Jack, I had a very u experience on Sunday. At a ten oclock in the morning, I was walking d the street when a UFO landed r in front of me. You can i how strange it was! An a got out and walked down Center Street. I f it to see when it was going, and I was s when it went into a souvenir shop. While it was looking at the souvenirs, the shop a called the police. Before the police a , the alien left the shop and then visited the Museum of Flight. While the alien was in the museum, I called the TV station. Isnt that a !TedSectionB一、重点单词恐惧的 爬 呼叫 任何地方 发生 事故 飞机 二、重点单词的过去式ride- run- meet- see-say- find-三、重点短语火车站 逃跑 进来 四、重点句子翻译1、在树上可以用两种方式 区别是： 当他正走路去学校的时候，他看见一只猫在树上。 2、当琳达正在火车站买报纸的时候，这只狗从他的箱子里出来然后逃跑了。 3、当琳达最后看见戴维的时候，他正和另一只狗又跑又跳。 五、首字母填空Linda loves her dog Davy. They went to New York City last Saturday. While Linda was b a newspaper at the train station, the dog g out of his box and r away. The station was c and Linda couldnt see Davy a . When Linda s his name, some people looked at her but Davy didnt come. Then she called the police. While she was talking on the telephone, Davy m another dog outside the station. While the police were coming, Linda walked a the station and called Davys name. She didnt think a looking outside the station. Finally, a little boy said to her, Did you look o ? I saw a black dog when I came in. When Linda finally saw Davy, he was jumping and running with a dog. There was a police officer n to them. The police officer said to Linda, I think my dog f your dog.