Unit 6 When was it invented 第3課時(shí)公開課教學(xué)設(shè)計(jì)【人教版九年級(jí)英語(yǔ)】

PAGEPAGE4Unit6Whenwasitinvented?GrammarFocus—SectionB1e教學(xué)設(shè)計(jì)一、教學(xué)目標(biāo)1.熟練掌握下列詞匯和短語(yǔ)：fridge,low,somebody,translate,lock,ring,earthquake,sudden,bell,biscuit,cookie,musical,instrument,sour,customer,allofasudden,bymistake2.掌握并運(yùn)用下列句型：Whenwasthezipperinvented?It’swasinventedin1893.Whowasitinventedby?ItwasinventedbyWhitcombJudson.WhenwasteabroughttoKorea?ItwasbroughttoKoreaduringthe6thand7thcenturies.Whatisthehotice-creamscoopusedfor?It’susedforservingreallycoldice-cream.Didyouknowpotatochipswereinventedbymistake?3.掌握一般過去時(shí)被動(dòng)語(yǔ)態(tài)句型結(jié)構(gòu)的肯定、否定和疑問結(jié)構(gòu)及其應(yīng)答。4.能夠聽懂使用被動(dòng)語(yǔ)態(tài)談?wù)撁朗车陌l(fā)明史的文章，同時(shí)掌握使用一般過去時(shí)的被動(dòng)語(yǔ)態(tài)談?wù)撁朗车陌l(fā)展歷史。5.了解對(duì)人類有重大意義的發(fā)明，開闊學(xué)生的眼界，養(yǎng)成勤于思考，善于發(fā)現(xiàn)的好習(xí)慣。二、教學(xué)重點(diǎn)及難點(diǎn)重點(diǎn)：1.一般過去時(shí)被動(dòng)語(yǔ)態(tài)句型結(jié)構(gòu)的肯定、否定和疑問結(jié)構(gòu)及其應(yīng)答。2.了解有關(guān)美食的發(fā)明史的文章，在聽的過程中準(zhǔn)確獲取和處理信息。難點(diǎn)：1.掌握使用一般過去時(shí)的被動(dòng)語(yǔ)態(tài)談?wù)撁朗车陌l(fā)展歷史。2.掌握一般過去時(shí)被動(dòng)語(yǔ)態(tài)句型結(jié)構(gòu)的肯定、否定和疑問結(jié)構(gòu)及其應(yīng)答。三、教學(xué)準(zhǔn)備教師：教學(xué)課件；多媒體設(shè)備學(xué)生：課前預(yù)習(xí)四、教學(xué)過程Task1Step1Warming-upLookatthepicturesandhaveatalk.【設(shè)計(jì)意圖】通過問答環(huán)節(jié)，復(fù)習(xí)學(xué)過的有關(guān)被動(dòng)語(yǔ)態(tài)的短語(yǔ)，檢測(cè)學(xué)生對(duì)舊知的掌握情況。Step2PresentationWorkonGrammarfocusReadthesentencesinGrammarFocusandlearntheusageofthem.Grammarpoints一般過去時(shí)的被動(dòng)語(yǔ)態(tài)構(gòu)成：一般過去時(shí)的被動(dòng)語(yǔ)態(tài)由“主語(yǔ)+was/were+及物動(dòng)詞的過去分詞”構(gòu)成。助動(dòng)詞be有人稱、數(shù)和時(shí)態(tài)的變化，其變化規(guī)則與be作為連系動(dòng)詞時(shí)完全一樣。Step3PracticeDosomegrammarexercisesandchecktheanswers.Workon4a~4b1.Rewritethesentencesusingthepassivevoice.2.Completethesentenceswiththecorrectformsoftheverbsinthebox.【設(shè)計(jì)意圖】讓學(xué)生通過閱讀題干的方式來總結(jié)一般過去時(shí)被動(dòng)語(yǔ)態(tài)的用法，教師加以總結(jié)歸納，加深學(xué)生印象。后讓學(xué)生做題鞏固一般過去時(shí)被動(dòng)語(yǔ)態(tài)這一重要的語(yǔ)法點(diǎn)。Step4ProductionWorkon4cWritethecorrectformsintheblanks.【設(shè)計(jì)意圖】通過被動(dòng)語(yǔ)態(tài)的專項(xiàng)訓(xùn)練，提高學(xué)生對(duì)語(yǔ)法的掌握能力。Task2Step1Pre-listeningFreetalkLookatthepicturesandanswerthequestions.Workon1aWritethewordsunderthecorrectpictures.Somepictureshavemorethanoneword.Workon1bWritethenameofadifferentfoodaftereachword.【設(shè)計(jì)意圖】通過談?wù)搶W(xué)生熟悉的話題，激發(fā)學(xué)生的學(xué)習(xí)興趣并學(xué)習(xí)新詞匯，為后面1b聽力活動(dòng)作鋪墊。Step2While-listeningWorkon1c~1d1.ListenandcircleTfortrueorFforfalse.2.Listenagainandcompletethesentences.【設(shè)計(jì)意圖】通過聽力訓(xùn)練的方式，訓(xùn)練學(xué)生在聽力過程中理解目標(biāo)語(yǔ)言內(nèi)容和提取信息的能力。Step3Post-listeningWorkon1eMakeaconversationabouttheinventionofpotatochips.【設(shè)計(jì)意圖】培養(yǎng)學(xué)生小組間或成員間合作意識(shí)，運(yùn)用學(xué)過的目標(biāo)語(yǔ)言進(jìn)行合作交流，提升語(yǔ)言運(yùn)用能力。Step4SummaryKeywordsandphrases:fridge,low,somebody,translate,lock,ring,earthquake,sudden,bell,biscuit,cookie,musical,instrument,sour,customer,allofasudden,bymistakeKeysentences:Whenwasthezipperinvented?It’swasinventedin1893.Whowasitinventedby?ItwasinventedbyWhitcombJudson.WhenwasteabroughttoKorea?ItwasbroughttoKoreaduringthe6thand7thcenturies.Whatisthehotice-creamscoopusedfor?It’susedforservingreallycoldice-cream.Didyouknowpotatochipswereinventedbymistake?Step5HomeworkWriteashortpassageabout“TheHistoryofPotatoChips”usingtheinformationin1cand1d.五、板書設(shè)計(jì)Unit6Whenwasitinvented?GrammarFocus—SectionB1eKeywordsandphrases:fridge,low,somebody,translate,lock,ring,earthquake,sudden,bell,biscuit,cookie,musical,instrument,sour,customer,allofasudden,bymistakeKeysentences:Whenwasthezipperinvented?It’swasinventedin1893.Whowasitinventedby?ItwasinventedbyWhitcombJudson.WhenwasteabroughttoKorea?ItwasbroughttoKorea