Unit3 Were you doing when the UFO arrived?Period 1 Section A 1a--2c学案学习目标1、掌握Page18－19的单词和短语。
2、掌握过去进行时态的用法以及熟练运用它谈论过去正在发生的事。
3、掌握when 和while 引导的状语从句的用法。
学习重、难点1、重点单词与短语：bathroom, bedroom, kitchen, bought, land, got, take off, while2、Target languages:The boy was walking down the street when the UFO arrived.While the boy was walking down the street, the UFO arrived.The girl was shopping when the alien got out.While the girl was shopping, the alien got out.学法指导1、自学Page18-19的单词。
（根据音标拼读、拼写单词并牢记,听写过关）。
2、通读1a-2c的内容，用双色笔标出重要的短语、句型和疑难点.3、小组合作完成1c and 2c,准备课堂展示。
4、自学完成1a并记忆其中的介词短语; 背诵Grammar Focus, 学科组长检查。
一、自学检测翻译下列短语和句子。
1.在理发店__________________2.在图书馆前边3.做饭______________________4.做奶昔__ ___5.打电话_______________ ___6.洗完澡出来7.理发_____________________ 8.进入商店____ _9.看见他们出来______________ 10.出去_________________ ___11.起飞________________ 12. .沿着…走_____________ ___13.发生了什么事？_____ __ 14.洗澡____________________15.电视台___________________ 16.报警_____________________17.昨天晚上当我在做作业的时候，我的父母一直在看电视。
18.昨天下午当老师进来的时候，我们正在说话。
二、合作探究：合作探究知识点：1. 过去进行时的用法：（1）含义：表示在过去某一时刻或某一段时间内正在进行或发生的动作。
（2）过去进行时的构成：was / were + v . - ing说明：第一人称单数和第三人称单数用was，其余用were。
（3）过去进行时的用法：(4) 基本句式: 肯定句：“主语+was / were + v – ing +其他”eg : He was sleeping at that time .否定句：“主语+was / were / not +动词-ing +其他”eg : He wasn’t sleeping at that time .疑问句：“was / were +主语+动词-ing +……？”回答：Yes 主语+was /were . No . 主语+was / were not .eg : Was he sleeping at that time ?Yes , he was . No , he wasn’t .（5）过去进行时与一般过去时的区别：2. in front of 与in the front of的区别：(1) My sister is sitting _______ the classroom to see the sun.(2) My sister is sitting _______ the classroom to read English with her classmates.3. when 与while引导的时间状语从句的区别：过去进行时还用在由When , while 引导的从句中，具体区别。
①用when引导的状语从句表示时间，说明一个劝作发生时，另一个动作正在进行，也可表示正在进行某一动作时，另一动作发生了。
②用while引导的从句一般用进行时，表示正在进行某个动作时，发生了另一个动作，这时主句用一般过去时。
While he was heading the telephone rang .三、学以致用I. 单项选择。
( )1. I was sleeping late ____someone knocked on the door.A. whenB. whileC. as D .after( )2._______ the police arrived, the alien left the ground.A. WhenB. Before C .After D. While( )3. What ____ you _____ at this time yesterday?A. do, didB. are , doingC. were, doingD. did, do( )4. There are some trees ______ their classroom.A. in front ofB. in the front ofC. on the frontD. on the front of II. 用所给单词的适当形式填空。
5. When I saw him , he ________ (wait) for the bus.6. He __________ (not go ) to the cinema last night.7. I saw her__________ (play) in the park just now.8. When you __________(call) me a moment ago , I ________ (write) .1、when will the plane ____________________ ?2、My father was __________ when the UFO arrived .3、The alien went into a fruit store and __________ some oranges .4、What were you doing when I __________ you ?5、The alien ________________ UFO and went into a mall .Period 2 Section A 3a-4学案学习目标1、掌握Page20的单词与短语。
Key structures:What were you doing at nine o’clock last Sunday morning ?I was sleeping.While the alien was in the museum, I called the TV station.2 熟练运用过去进行时与一般过去时谈论过去发生的事。
学习的重、难点1、重点短语：follow sb. to do sth. have a very unusual experience, be surprised2、运用过去时谈论过去发生的事.学法指导1、自学Page20的单词。
（根据音标拼读、拼写单词并牢记.）。
2、仔细阅读3a，用双色笔标出重要的短语、句型和疑难点，准备课堂中讨论解决。
3、小组合作完成Activity 3b&4,准备课堂展示。
4、独立完成导学案。
一、自学检测I.阅读3a,翻译下列短语与句子。
1.一次不寻常的经历 ________________2. 跟随某人做某事_______________3. 大约在十点左右______________4. 它是多么的奇怪！______________5. 当它走进一家礼品店的时候我感到非常惊讶。
6. 当它在看纪念品时，店员报了警。
II. 读3a回答问题1.When did the UFO land ? what was the writer doing ?2.What places did the alien go ? what did they do ?3.Did the alien buy any souvenirs in the shop ？4.What did the writer do while the alien was in the museum ?二、当堂检测I．单项选择( )1. They followed Uncle Wang _______ the museum.A. visitB. visitingC.to visitD.visited( )2. His mother wanted to know what he ______ at that time.A. is doingB. was doingC. has doneD. will do( ) 3. --I was doing my homework at eight o’clock last night.--You are______. I saw you in the cinema.A. hard-working B .kiding C. kidding D. kidded( )4. They were playing football it rained.A. whileB. whenC. asD. before( )5. ____we were eating dinner in the restaurant, the owner’s dog took my bag away quietly.A .Because B. While C. If D. UntilII. 用所给词的适当形式填空：cook, wash, stand, watch, write, sleep, sing, lieLast night at 9:30 all the lights went out in this area. A newspaper reporter asked some people, “What were you doing when the lights were out?” Here are some of the answers.“I clothes when the lights went out. My husband E-mails on the computer,” a woman said.“I in bed reading a book while my parents a play on TV,” a girl said.“Maybe I was the most unlucky person. I in the lift going up stairs. The lift stopped just between the ninth and the tenth floor,” a man said.“I in bed. I didn’t know anything. I heard this news early this morning,”an old man said.“I with my friends in a club when it went all dark suddenly,” a young man said.“We came back home late last night. I in the kitchen when the lights went out,” a young woman said..用when或while填空。