遼寧省燈塔市第二初級(jí)中學(xué)八年級(jí)英語下冊(cè) Unit 5 What were you doing when the rainstorm came Period 2導(dǎo)學(xué)案（無答案）（新版）人教新目標(biāo)版 (2).doc

unit5 what were you doing when the rainstorm came【學(xué)習(xí)目標(biāo)】 課標(biāo)要求：練習(xí)掌握本單元的基礎(chǔ)知識(shí)：1.談?wù)撨^去的事件。2.以when和while引導(dǎo)的狀語從句。目標(biāo)達(dá)成：重點(diǎn)詞匯用法及短語動(dòng)詞用法。短語動(dòng)詞用法1、學(xué)習(xí)并掌握重點(diǎn)詞匯：barber bathroom bedroom kitchen get out 2、學(xué)習(xí)重點(diǎn)句型：what were you doing when the rainstorm came i was standing in front of the library .學(xué)習(xí)流程： 【課前展示】【創(chuàng)境激趣】1、導(dǎo)入leading in what are you doing ? _what were you doing when i cane in ? _2、呈現(xiàn)presentation ? so what were you doing when the ufo arrived ?【自學(xué)導(dǎo)航】 過去進(jìn)行時(shí)：定義：表示在過去某一時(shí)刻或某一段時(shí)間內(nèi)正在進(jìn)行或發(fā)生的動(dòng)作。構(gòu)成：was / were + v . - ing 說明：第一人稱單數(shù)和第三人稱單數(shù)用was，其余用were。句型結(jié)構(gòu)：肯定句：“主語+was / were + v ing +其他”eg : he was sleeping at that time .否定句：“主語+was / were / not +動(dòng)詞-ing +其他”eg : he wasnt sleeping at that time .疑問句：“was / were +主語+動(dòng)詞-ing +？”回答：yes 主語+was /were . no . 主語+was / were not .eg : was the sleeping at that time ? yes , he was . no , he wasnt .ps: 過去進(jìn)行時(shí)還用在由when , while 引導(dǎo)的從句中，具體區(qū)別。用when引導(dǎo)的狀語從句表示時(shí)間，說明一個(gè)勸作發(fā)生時(shí)，另一個(gè)動(dòng)作正在進(jìn)行，也可表示正在進(jìn)行某一動(dòng)作時(shí)，另一動(dòng)作發(fā)生了。用while引導(dǎo)的從句一般用進(jìn)行時(shí)，表示正在進(jìn)行某個(gè)動(dòng)作時(shí)，發(fā)生了另一個(gè)動(dòng)作，這時(shí)主句用一般過去時(shí)。 while he was heading the telephone rang .2、詢問過去某個(gè)時(shí)間你在干什么怎么問？回答你會(huì)嗎？試試吧！【合作探究】 1 過去進(jìn)行時(shí)：過去進(jìn)行時(shí)：含義： 表示過去某個(gè)時(shí)刻正在進(jìn)行的動(dòng)作。結(jié)構(gòu)： be (was/were) + doing例句：what were you doing at nine last night?i was taking a shower at nine last night.現(xiàn)在進(jìn)行時(shí)含義： 表示現(xiàn)在正在進(jìn)行的動(dòng)作。結(jié)構(gòu)： be (is/am/are) + doing例句：i am having an english class. we are listening to mr. fu. 2in front of in the front of(1) my sister is sitting _ the classroom to see the sun.(2) my sister is sitting _ the classroom to read english with her classmates.3when 與while的區(qū)別when “當(dāng).時(shí)候”后面跟的動(dòng)作不延續(xù), 常跟一般過去時(shí)when the ufo took off, the boy was taking photoswhile “當(dāng).時(shí)候， 后面跟的動(dòng)作延續(xù), 常跟過去進(jìn)行時(shí)while the boy was taking photos, the ufo took off, 1.when the alien got out, the girl was shopping=while the girl was shopping, the alien got out. 2.when the ufo landed, the boy was walking down the street. =while the boy was walking down the street, the ufo landed 【展示提升】 典例分析 知識(shí)遷移1.he was sleeping late _ someone knocked on the door. a. when b. whilec.asd.after2._ the police arrived,the alien left the ground. a.whenb.beforec.afterd.while3._ i was walking to school, i saw a cat climbing a tree. a.whenb.whilec.before d.after4 _ i was walking on the street, i met my old friend.5 she was singing _ she was walking.6 i was walking on the street _ i met my old friend.7 they were reading english _ i stayed at home.8 they were talking _ i arrived.【強(qiáng)化訓(xùn)練】 3when 與while的區(qū)別when “當(dāng).時(shí)候”后面跟的動(dòng)作不延續(xù), 常跟一般過去時(shí)when the ufo took off, the boy was taking photoswhile “當(dāng).時(shí)候， 后面跟的動(dòng)作延續(xù), 常跟過去進(jìn)行時(shí)while the boy was taking photos, the ufo took off, 1.when the alien got out, the girl was shopping=while the girl was shopping, the alien got out. 2.when the ufo landed, the boy was walking down the street. =while the bo