人教新目标初中英语八年级下册《unit 3 What were you doing whenthe UFO arrived 》课件.ppt

临沂八中 肖兰,section a 1a-grammar focus,八年级人教新目标下册,unit 3 what were you doing when the ufo arrived?,language goals 1. when , while 引导的时间状语从句。 2.学习过去进行时态。 3.利用知识谈论过去发生的事情。 4.了解一些自然科学知识和社会科学知识。,ufo: unidentified flying object 不明飞行物,learning goals : 1.new words : ufo, barber, bathroom , bedroom , kitchen, alien , land, while, buybought getgot barber shop , get out, take off 1.new languages: what were you doing when the ufo landed? i was standing in front of the library. the boy was walking down the street when the ufo landed. while the boy was walking down the street, the ufo landed.,预习 1. 根据图片完成1a 2.个人预习单词和句型： 1）在浴室里 2）在理发 3）站在图书馆前 4）洗完澡出来 5）在电话上交谈 6）航天博物馆 7）从飞碟里出来 8）买纪念品 9）降落 10）给警察打电话 11）飞碟来时你在做什么？ 12）当飞碟来时他正睡懒觉。 13）飞碟降落时男孩正沿着街道往前走。 3.同步训练p23 self-study exercise1-2 4.小组讨论预习中出现的难题,1. _ i was in the bedroom. 2. _ i was in my bedroom. 3. _ i was in front of the library. 4. _ i was in the kitchen. 5. _ i was in my barber shop. 6. _ i was in the barbers chair.,d,b,a,c,e,f,1a. where were you when the ufo arrived?,what were you doing when the ufo arrived?,standing in front of the library,sleeping late,look and say,pair work,a: what b: i,cooking dinner,cutting hair.,eating lunch,sleeping late,pairwork,what was he doing when the ufo arrived?,a: what was she b:,getting out of the shower from the bathroom,talking on the phone,a. standing in front of the library / studying in the library b. cleaning my room / sleeping late c. making a milk shake / cooking dinner d. getting out of the shower / talking on the phone e. eating lunch / cutting hair,1b. listen and circle the correct responses.,get out 出去; 离开 get out of the shower 洗完澡出来,talk on the phone 通过电话交谈,reporter: so, what were you doing when the ufo arrived? girl 1: well, i was standing in front of the library. boy 1: i was sleeping late. woman 1: i was cooking dinner. reporter: how about you? man 1: i was getting out of the shower. man 2: and i was cutting hair.,tapescript,a:what did the ufo do？,b: it landed.,a:what was the girl doing at the time ?,the girl was walking down the street when the ufo landed,b: she was walking down the street.,while the girl was walking down the street , the ufo landed,make sentences use “when”and “while”,_ the alien visited the museum of flight. _ the alien bought a souvenir. _ a ufo landed on center street. _ the alien went into a store. _ an alien got out of the ufo.,5,2a. listen and number1-5 the statements in the order.,4,1,3,2,buy-bought land 着陆 alien 外星人 get-got,1.the boy was walking down the street _ a ufo landed. 2.the girl was shopping _ she saw the alien get out. 3. _ the alien was buying a souvenir, the girl called the police. 4. _ the alien was visiting the museum, the boy called the tv station.,when,when,2b. listen again. complete the following sentences with “when” or “while”.,while,while,grammar focus,合作交流,1.过去进行时： 含义： _ 结构： _ 例句：,2.阅读grammar focus,根据例句讲出when 与while的区别 when后跟：_ while后跟：_ when the ufo landed, the boy was walking down the street. = .,过去进行时： 含义： 表示过去某个时刻正在进行的动作。 结构： be (was/were) + doing 例句：what were you doing at nine last night? i was taking a shower at nine last night.,summary,1. when可指时间点，又可指时间段，从句中可用延续性动词，也可用非延续性动词。 2. while总是指一个时间段，从句中必须用延续性动词。 3.统一时态：主句过去式， 从句也是过去式。,当堂达标训练,用when 或while填空 1._ may was talking on the phone, her sister walked in. 2._ rita bought her new dog, it was wearing a little coat. 3._ i saw carlos, he was wearing a green shirt. 4._ i was dancing, he was singing loudly. 5. _ linda finally saw davy , he was jumping with a dog . 6. i was cleaning my room _ the fire broke out .,taking photos riding talking on the phone eating ice cream,自我展示：make stentences in groups,a:what was doing when the ufo took off? b: while. c: when the ufo took off the man was.,make a survey: have an interview in