Unit1-Topic-3-The-world-has-changed-for-the-better(section-B)教案(仁愛版九年級上冊)

SectionBThemainactivitiesare1aand3.本課重點活動是1aⅠ.Teachingaimsanddemands教學目標1.Learnsomenewwordsandaphrase:inneed,medical,treatment,provide,conversation,secretary,engineer,fisherman,dead,army,wound,granddaughter,grandchild,ache,fire,stairs,downstairs,board2.3.Goonlearningthepresentperfecttensewith“for”or“since”andfindthedifferencesbetweenthepresentperfecttenseandthesimplepasttense:(1)Bobbylefttheparktwohoursago/at8:00.(2)Bobbyhasbeenawayfromtheparksince8:00/fortwohours.4.Learnaboutwordformation:compound.5.Learntohelphomelesspeople.Ⅱ.Teachingaids教具單詞卡片/小黑板或幻燈片/圖片(流浪者/災難)/錄音機/多媒體Step1Review復習for,since在現(xiàn)在完成時中的用法及派生構詞法，引出合成構詞法并導入新課。1.師生問答，復習for,since的用法。2.教師用上節(jié)課給單詞穿“鞋”戴“帽”的小游戲復習派生構詞法。3.(引出合成構詞法，導入新課。)Step2Presentation怎樣幫助無家可歸的人，培養(yǎng)學生的同情心，讓學生學會關心他人，并在師生對話中學習1a中的生詞及短語。1.教師出示一些單詞卡，引導學生說出合成詞的詞義。2.展示三幅流浪者或災難的圖片，談論并引出1a。2.讓學生聽1a錄音，并回答問題，必要時可聽兩遍。S1: Itprovidesfoodandmedicaltreatmentforthem.S2: Theprogramprovidesthemwithhouses.S3: Ittrainsthemsothattheycanfindjobsagain.S4: Itmakesthemfeelgoodaboutthemselves.…Step3Consolidation通過分角色表演，復述等活動，鞏固1a，完成1b。1.(雙人活動，讓學生分角色表演1a。)T: Now,let’sactoutthedialoginpairs.2.(讀1a，學生找出關鍵詞組和句子，教師板書，解釋并讓學生復述1a。)T:Read1a,findoutthekeyphrasesandsentences,thenretell1abyusingthem.(1)thehomelesspeople(2)Howdotheymanageit?(3)Oncetheyfindpeopleinneed,theydecideonsuitablewaystohelpthem.(4)providesb.withsth.(5)Ithinkit’simportantforthesepeopletofeelgoodaboutthemselves.3.(再讀1a，完成1b。要求學生掌握conversation。核對答案。)T:Read1aagain,finish1b,thenIwillchecktheanswers.Step4Practice繼續(xù)鞏固合成詞及for,since的用法，引出2a內(nèi)容，然后用多媒體創(chuàng)設情景，通過講故事的完成2a，2b。1.分組開展競賽，復習合成詞。2a中的圖解，引導學生對含有for和since的現(xiàn)在完成時與一般過去時進行區(qū)別。T:Read2acarefully,tryyourbesttofindthedifferencesbetweenthetwosentencesingroups.3.繼續(xù)學習since,for的用法，同時呈現(xiàn)2b中的生詞，并讓學生掌握。(讓學生獨立完成2b，然后引導學生總結(jié)非延續(xù)或延續(xù)性動詞在與時間段連用時動詞的轉(zhuǎn)換情況，板書總結(jié)的內(nèi)容并作補充講解。)含有for+時間段/since+時間點/howlong…等句子里的謂語動詞需要用延續(xù)性動詞。die→bedead, leave→beaway(from)come→bein, join→beamemberof/beinbuy→have, borrow→keepStep5Project2.Homework:Makefivesentencesusingthewords:“for”and“since”.板書設計：Theworldhaschangedforthebetter.SectionBinneed Bobbylefttheparktwohoursago/at8:00.medicaltreatment Bobbyhasbeenawayfromtheparksince8:00/fortwovide…with…Compounds: die→bedead,come→beingrand+