初中英語九年級上冊科普版《Section C》優(yōu)秀教案-九年級英語教案

SectionCⅠ.Materialanalysis本課是九年級第二單元第一話題的第三課時，主活動是1a和4。學生通過閱讀1a，了解噪音污染是如何產(chǎn)生的，是怎樣影響人們健康的。1b則訓練學生通過語境，推斷詞義，選出與該詞匹配的英文解釋。1c先讓學生找出主旨句，再通過找出細節(jié)來論證段落的中心思想，以及通過語境判斷重點詞匯和句子的意思。2繼續(xù)談?wù)撛胍粑廴?，通過填空的方式辨析單詞的用法進一步學習噪音污染。3是學習噪音污染的基礎(chǔ)之上進行的寫作練習，讓學生學習運用中心句來組織文章。通過了解噪音污染，讓學生進一步了解怎樣控制噪音污染。引導學生關(guān)注環(huán)境問題，關(guān)注各種污染，樹立正確的環(huán)保意識。Ⅱ.Teachingaims1.Knowledgeaims：掌握本課的重點詞匯和短語，初步感知定語從句。了解與噪音污染有關(guān)的常識。區(qū)別不同詞性的單詞的用法。2.Skillaims:能讀懂有關(guān)環(huán)境污染的文章。能看懂和聽懂簡單的英文解釋。能夠理解段落中各個句子間的邏輯關(guān)系。能用合適的英語對環(huán)境污染問題進行口頭或書面語表達。3.Emotionalaims:(optional)通過學習，加深對環(huán)境問題的認知，樹立環(huán)保意識。4.Cultureawareness:(optional)了解各種不同種類的污染，關(guān)注全球的環(huán)境現(xiàn)狀。Ⅲ.Thekeypointsanddifficultpoints1.Keypoints:Wordsandphrases:deaf,print,hearing,loss,uncomfortable,unpleasant,sort,environmental,godeaf,doharmto/beharmfulto,loseone’shearing/havehearingloss,nobetterthan,allsortsofenvironmentalproblems,includingnoiseproblemsSentences:(1)…noiseisalsoakindofpollutionandisharmfultohumans’health.(2)Peoplewhoworkandliveinnoisyconditionsgodeafeasily.(3)…manyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo…Grammar:Simplepast,presentperfect.2.Difficultpoints：能根據(jù)所學內(nèi)容，表達與污染相關(guān)的話題。能區(qū)別使用不同詞性的單詞。能大致理解含有定語從句的句子。能正確理解和使用“nobetterthan”,“doharmto”等短語。Ⅳ.Learningstrategies能根據(jù)不同閱讀材料，運用不同的閱讀策略獲取信息。能積極地加入小組，合作探究，學會表達自己的觀點。能根據(jù)寫作要求，搜集、準備有關(guān)污染和環(huán)保的素材。Ⅴ.Teachingaids與污染相關(guān)的圖片；單詞卡片（如harm/harmful;hear/hearing;lose/loss等）；錄音機；幻燈片；音頻（rockmusic）等。Ⅵ.TeachingproceduresStage(timeperiod)InteractionpatternsTeacheractivityStudentactivityRemarks1GettingstudentsreadyforlearningandPre-reading（4mins）ClassactivityT:ShowapictureaboutMathsandlettheSsworkouttheMathsproblemsinanoisyconditionsthenaskthestudents’feelings.T:Hi,everyone.T: Verygood.Inthislesson,let’stalkaboutnoisepollution.S1:WorkouttheMathsproblemsinthenoisyconditions.S2: SuchasloudmusiccarmachinebuspianoTVradioandsoon.通過讓學生在吵鬧環(huán)境中解題，突出噪音污染的重要性。為學習噪音污染進行熱身，打開思維。4While-reading(20mins)IndividualworkIndividualworkIndividualworkStep1:LettheSsread1aquicklyT:underlinethetopicsentence…Step2:LeadtheSstoread1aagain,findthewordsin1bandguessthemeaningsofthemaccordingtothecontent.Thenmatchthewordswiththemeanings.Finish1b.T:Nowread1a,findthewordsinthetableandguessthemeaningofthemaccordingtothecontent.Thenmatchthewordswiththerightmeanings.Finish1b.…T:Whatdoes“produce”mean?S1:Itmeans“制造”inChinese.T:What’stheEnglishmeaningofit?S2:Itmeans“growormakesomething”inEnglish.T:What’sthemeaningof“deaf”?S3:Itmeans“聾的”inChinese.T:HowtoexpressitinEnglish?S4:Deafmeans“notbeabletohear”.T:letstudentslearnsomewordsandtheircognates:noisehearloseharmfulComfortablepleasantenvironmentStep3:Readingindetail.Para1T:Task1ReadandmarkT(True)orF(False).Manypeopleknowairpollutionisharmfultotheirhealth.2.Allpeopleknownoiseisakindofpollution.Para2Task1:LettheSslistenparagraph2carefullyandMatchthephraseswiththeirChinesemeaningsSs:godeafloseone’shearingquiteafewhavehearinglossItwasreportedthat…nobetterthanTask3T:Let’s:learnattributiveclauses1.peoplewhoworkandliveinnoisycondionsoftengodeaf.2.manyoftheworkerswhoprintnewspapersandbookslosetheirhearing.Questions:1.Whichsentenceshowsthatmanyteenagers’hearinginAmericaisnotgood?2.WhyisthehearingofmanyyoungAmericansnotgood?Para3T:Right.NowreadPara3tofindouthownoiseharmspeople’shealthandfillintheblanks.…T:OK.Haveyoufinished?Howdoesnoiseharmpeople’shealth?S2:Peopleoftengodeaf.S3:Peopleoftenfeeluncomfortableandunpleasant.S4…S5...T:That’sright.Whichphrasehasthesamemeaningas“isharmfulto”?Canyoufindit?S6:“doesharmto”.T:Hasnoisecausedyouanyproblems?S9:Yes,Ican’tsleepwellsothatIfeelsleepyinclass.S10:Yes,Ican’tdomyhomeworkcorrectly.S3:Noiseisalsoakindofpollutionandisharmfultohuman’shealth.S4:Read1a,findthewordsin1bandguessthemeaningsofthemaccordingtothecontents.Thenmatchthewordswiththerightmeanings.Finish1b.S5:Itmeans“制造”inChinese.S6:Itmeans“growormakesomething”inEnglish.S7:Itmeans“聾的”inChinese.S8:Deafmeans“notbeabletohear”.S9:speak“noisehearloseharmfulComfortablepleasantenvironment”cognatesRead1acarefullyandfinishthetasksin1calone.Thenworkingroupstodiscusstheiranswers.S:Manypeopleknowairpollutionisharmfultotheirhealth.()S:Allpeopleknownoiseisakindofpollution.()Ss:godeafloseone’shearingquiteafewhavehearinglossItwasreportedthat…nobetterthanSs:learnattributiveclausesSs:ManyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo.Ss:Becausetheyalwayslistentoloudpopmusic.Ss:Peopleoftengodeaf.Ss:Peopleoftenfeeluncomfortableandunpleasant.Ss…S5...…S6:doesharmto…S9:Yes,Ican’tsleepwellsothatIfeelsleepyinclass.S10:Yes,Ican’tdomyhomeworkcorrectly.初讀第一遍時，讓學生帶著pre-reading的問題瀏覽文章，整體感知文章大意，為完成while-reading中的任務(wù)做準備。1b中呈現(xiàn)的五個單詞中，只有produce不是生詞，因此，教師在安排活動時，應該先讓學生通過語境，猜測詞義，再完成match的活動。任務(wù)型閱讀在中考中占有一定的分值，因此，在做閱讀任務(wù)時，要注意以下幾點：教師應該合理利用課文中的任務(wù)，逐步實現(xiàn)學生對文章的理解，并突破難點。教師把握每個任務(wù)的難度和層次，安排任務(wù)時，做到從易到難，各個突破。根據(jù)實際情況，教師可以增設(shè)和刪減與課文相關(guān)的任務(wù)，貼合中考要求。5Post-reading(5mins)consolidationIndividualworkCompletethefollowingproposal(倡議書).Dearschoolmates:Noiseisakindof_________(pollute).It’sveryharmfultopeople’s_________(health/healthy).Carsandmachinesproducetoomuchnoise.Itmakespeoplefeel____________(comfortable)and__________(pleasant).Makingaloudnoiseinpublicisalsoa_______/s??t/ofpollution.Itnotonly_________(打擾)othersbutalsodoesgreat_______(harmful/harm)topeople’s_______(hear).Itcanevenmakepeoplebecome______/def/orhavehearing_____(lose/loss).Asstudents,weshouldhelpsolvethis________(environment)problem.First,weshouldn’tspeak_____aloudvoiceinpublic.Second,weshouldfindasuitabletimeandplacetoenjoymusic.Wecanalsoplantmoretrees.Let’sstartwithourselves!T:Ifwewanttowriteacompositionabout“Howtoreducethenoisepollution”,whichsentenceswillyouuseintheproposalCompletethefollowingproposal(倡議書).Noiseisakindof_________(pollute).It’sveryharmfultopeople’s_________(health/healthy).Carsandmachinesproducetoomuchnoise.Itmakespeoplefeel____________(comfortable)and__________(pleasant).Makingaloudnoiseinpublicisalsoa_______/s??t/ofpollution.Itnotonly_________(打擾)othersbutalsodoesgreat_______(harmful/harm)topeople’s_______(hear).Itcanevenmakepeoplebecome______/def/orhavehearing_____(lose/loss).Asstudents,weshouldhelpsolvethis________(environment)problem.First,weshouldn’tspeak_____aloudvoiceinpublic.Second,weshouldfindasuitabletimeandplacetoenjoymusic.Wecanalsoplantmoretrees.Let’sstartwithourselves!(TheSsneedtotakenoteswhiletheteacherisgivingsomeexplanations.)…S1Asstudents,weshouldhelpsolvethis________(environment)problem.First,weshouldn’tspeak_____aloudvoiceinpublic.Second,weshouldfindasuitabletimeandplacetoenjoymusic.Wecanalsoplantmoretrees.6FinishingTask4（10mins）WritingHowtoreducethenoisepollution.S1Writing…運用課前收集的信息做報告，可以檢查學生課后作業(yè)的完成情況。7Summarizingandassigninghomework(5mins)ClassactivityStep1:LettheSsgothroughwhattheyhavelearnedtoday.T:Now,let’sgooverwhatyouhavelearnedtoday,includingwords,phrasesandsentences.Andeachstudenthastopresentone.S1:godeafS2:hearinglossS3:doharmto…Step2:HMK:Assign4astheHMKGoovertogetherwhattheyhavelearnedtodaya