八年級(jí)英語(yǔ)Unit5Whatwereyoudoingwhentherainstormcame（Period3SectionAGrammarFocus—4c）學(xué)案設(shè)計(jì).docx

Unit5Whatwereyoudoingwhentherainstormcame?Period3SectionAGrammarFocus4c【課型】語(yǔ)法課學(xué)習(xí)目標(biāo)1.能聽、說(shuō)、讀、寫下列單詞和短語(yǔ):icy,kid,have a look2.能掌握when與while引導(dǎo)時(shí)間狀語(yǔ)從句時(shí)的區(qū)別。3.能熟練掌握和運(yùn)用過(guò)去進(jìn)行時(shí)的構(gòu)成和用法。(1)肯定句:主語(yǔ)+was/were+doing+時(shí)間狀語(yǔ)或從句(2)否定句:主語(yǔ)+was/were+not+doing+時(shí)間狀語(yǔ)或從句(3)一般疑問(wèn)句:Was/Were+主語(yǔ)+doing+時(shí)間狀語(yǔ)或從句?(4)特殊疑問(wèn)句:特殊疑問(wèn)詞+was/were+主語(yǔ)+doing+時(shí)間狀語(yǔ)或從句?學(xué)習(xí)過(guò)程【課前預(yù)習(xí)】根據(jù)所給漢語(yǔ)提示完成句子。1.The black clouds were making the sky very dark.Please (打開) the light.2.Let me (看一看) at your family photo.3.The kid (在開玩笑) now.You cant believe him.4.She was late for the competition (由于) the car accident.5.While Linda was sleeping,Jenny was Mary (幫助) her homework.6.My father went out (立刻) to have a look at the car accident.7.The streets are (覆蓋著冰的) after the heavy snow.【課堂探究】探究:過(guò)去進(jìn)行時(shí)(1)過(guò)去進(jìn)行時(shí)的構(gòu)成過(guò)去進(jìn)行時(shí)由“”構(gòu)成,當(dāng)主語(yǔ)是第一人稱單數(shù)或第三人稱單數(shù)時(shí)be動(dòng)詞用,當(dāng)主語(yǔ)是其他的人稱和數(shù)時(shí)be動(dòng)詞用。(2)過(guò)去進(jìn)行時(shí)的句式肯定句:主語(yǔ)+v.-ing+其他.否定句:主語(yǔ)+v.-ing+其他.一般疑問(wèn)句:+主語(yǔ) +v.-ing+其他?肯定回答:Yes,主語(yǔ)+was/were.否定回答:No,主語(yǔ)+wasnt/werent.特殊疑問(wèn)句:+主語(yǔ)+v.-ing +其他?提示:當(dāng)特殊疑問(wèn)詞作主語(yǔ)時(shí),用“特殊疑問(wèn)詞+was/were+v.-ing +其他?”的形式。(3)過(guò)去進(jìn)行時(shí)的用法過(guò)去進(jìn)行時(shí)表示,時(shí)間狀語(yǔ)往往是表示過(guò)去的某一時(shí)間點(diǎn),如at this time yesterday,at+時(shí)刻+yesterday/last night,when sb.did sth.等時(shí)間狀語(yǔ)或時(shí)間狀語(yǔ)從句。如:I was playing football at this time yesterday.What were you doing at 8:00 this morning?When I called him,he was having dinner.過(guò)去進(jìn)行時(shí)還表示過(guò)去某段時(shí)間內(nèi)。They were waiting for you the whole afternoon yesterday.I was doing my homework from 6:30 to 8:00 yesterday evening.(4)when與while引導(dǎo)的時(shí)間狀語(yǔ)從句when引導(dǎo)的時(shí)間狀語(yǔ)從句:說(shuō)明一個(gè)動(dòng)作發(fā)生時(shí),另一個(gè)動(dòng)作;也可表示正在進(jìn)行某一動(dòng)作時(shí),另一動(dòng)作了。When the teacher came into the classroom,we were reading English.當(dāng)老師走進(jìn)教室時(shí),我們正在讀英語(yǔ)。When Kate was flying a kite,she found a wallet lying on the ground.當(dāng)凱特正在放風(fēng)箏時(shí),她發(fā)現(xiàn)地上有個(gè)錢包。while引導(dǎo)的時(shí)間狀語(yǔ)從句:表示某個(gè)動(dòng)作正在進(jìn)行的同時(shí),另一動(dòng)作也在進(jìn)行之中,這時(shí)主從句都用時(shí),有對(duì)同類的兩個(gè)動(dòng)作進(jìn)行對(duì)比的意味;也可表示某個(gè)動(dòng)作正在進(jìn)行時(shí),另一動(dòng)作發(fā)生了(該動(dòng)作用時(shí))。While I was playing the piano,she was dancing.當(dāng)我在彈鋼琴時(shí),她在跳舞。While she was reading,the telephone rang.當(dāng)她正在看書時(shí),電話鈴響了。(5)一般過(guò)去時(shí)與過(guò)去進(jìn)行時(shí)的區(qū)別過(guò)去進(jìn)行時(shí)強(qiáng)調(diào),一般用到的動(dòng)詞是表示具體行動(dòng),動(dòng)作可延續(xù),同時(shí)用到的時(shí)間狀語(yǔ)表示的范圍要小且具體。而一般過(guò)去時(shí)著重表示,基本上是一個(gè)結(jié)束了的動(dòng)作。表示過(guò)去狀態(tài)、抽象、不表具體動(dòng)作行為的動(dòng)詞不能用過(guò)去進(jìn)行時(shí),但可以用一般過(guò)去時(shí)。如:He was mending his daughters bike this morning.(強(qiáng)調(diào)動(dòng)作正在進(jìn)行)He mended his daughters bike this morning.(表明動(dòng)作做過(guò),并結(jié)束了)【課堂練習(xí)】一、單項(xiàng)選擇。1.John was cleaning his room Mary turned on the radio.A.whenB.whileC.sinceD.until2.Mary left the house while John the piano.A.playedB.playingC.is playingD.was playing3.Kate was helping make lunch while Jim .A.bought a drinkB.was playing gamesC.arrived homeD.was leaving the house4.He was late for class the car accident.A.thanks forB.becauseC.because ofD.thanks to二、用括號(hào)內(nèi)所給單詞的適當(dāng)形式填空。1.He (sleep) from 12:30 p.m.to 2:00 p.m.yesterday.2.At 8:10 yesterday,they (have) an English class.3.When my mom (buy) a drink,I (take) photos.4.While we (shop),Tom took the car to the car wash.5.When it (begin) to rain,Ben was helping his mom make dinner.6.I went out right away (look) at what happened when I heard a strange noise.7.The roads were (ice) because of the heavy snow from night before.8.The car was in bad shape from (hit) a tree.9.(lucky),the driver and passengers were fine in the bus accident.10.It began to snow (heavy) at 9:00 last night.【自我反思】1.我的收獲:2.我的易錯(cuò)點(diǎn):參考答案課前預(yù)習(xí)1.turn on2.have a look3.is kidding4.because of5.helping;with6.right away7.icy課堂探究探究:(1)was/were+v.-ing;was;were(2)was/werewas not(wasnt)/were not(werent)Was/Were特殊疑問(wèn)詞;was/were(3)過(guò)去某一時(shí)刻正在進(jìn)行的動(dòng)作正在進(jìn)行的動(dòng)作