冀教版九年級上冊英語 Keep the Candle Burning 教學設計

初中英語冀教版九年級Unit5LookintoScienceLesson26:KeeptheCandleBurning課題Lesson26KeeptheCandleBurning!課型New課時One教學口標知識目標:Wordsandexpressions能力目標:Doandeent德育目標：Lovescience教學重點一、重點詞匯match,light,burn,useup,candleholder,shallow,oakesbdo二、重點句型FillthedishhalffullofwaterTomakeacandleburn,youlightit教學難點Writeacompositiontodescribeaninterestingexperiment.教法Talk,listen,read,practice學法Talk,listen,read,practice教具tapeslides

板書設計Lesson26分數(shù)的英語表達1)分數(shù)由分子及分母兩部分構成。用英語表達時，分子用基數(shù)詞，分母用序數(shù)詞。2)若分子為1,則分母的序數(shù)詞為單數(shù)形式，若分子大于1,則分母的序數(shù)詞用復數(shù)形式。3)%=one(a)half或onesecond(one-second)%=one(a)quarter或one-quarter教學教程教師活動學生活動Step1.Greetings.設計意圖：讓學生做好上課的準備。Step2.Thinkaboutit.1.Doyouthinkscienceisinteresting?Whyorwhynot?Trytoanswerthetwoquestions.EnjoytheEnjoytheprocessofthisexperiment.設計意圖：與學生進行一個簡短的對話，進入本課主題。Step3.Showstudentsthepicturestoletthemknowtheprocessofthisexperiment.設計意圖：通過展示圖片讓學生理解整個實驗過程。Step4.ReadandfillintheblanksReadthetextandfillintheblanks:Readthetextaloudandfillintheblanks.Let'sdotheexperimenttogether!Putthecandleinthecandleholder.Putthecandleholderonthedish.Fillthedishhalffullwithwater.Lightthecandlewithaoralighter.Whatcanyousee?Thecandleisburning.thecandleburnfortwoorthreeminutes.Thencarefullyputthejaroverituntilthetopofthejarrestsonthedish.Asthecandleburns,ittheoxygenintheair.Whenthecandlestops,ithasusedupalltheoxygenintheair.Thewaterinsidethejarandfillsaboutofthejar.ThisisbecauseReadthetextaloudandfillintheblanks.Letthestudentswritetheimportantlanguagedown.Observetheexperiment,andtrytodescribetheexperimentinEnglish.Letthestudentswritetheimportantlanguagedown.Observetheexperiment,andtrytodescribetheexperimentinEnglish.aboutonefifthoftheairismadeupofoxygen.設計意圖：讓學生帶著任務讀課文。Step5.LanguagePoints1.分數(shù)的表達1)分數(shù)由分子及分母兩部分構成。用英語表達時，分子用基數(shù)詞，分母用序數(shù)詞。2)若分子為1,則分母的序數(shù)詞為單數(shù)形式，若分子大于1,則分母的序數(shù)詞用復數(shù)形式。%=one(a)half或onesecond(one-second)%=one(a)quarter或one-quarter設計意圖：通過教師講解讓學生對重點知識更加熟悉。Step6.Doane“inthewater?First,putsomesaltintotheglass.Then,addsomewater.Next,mixthesaltandthewatertogether.Finally,puttheeggintotheglass.設計意圖：通過給學生做一個有趣的實驗，一方面激發(fā)學生學習英語的興趣，另一方面讓學生學習用英語來描述一個實驗。

教學教程教師活動學生活動矯正反饋Step7.Eeexercisesaboutthekeypoints.設計意圖：通過練習讓學生鞏固本課的重點知識。Step8.Homework請根據(jù)課文內(nèi)容,以“AnInterestingExperiment,,為題寫一篇小作文。Studentsdosomeexercises.課堂測試題一、改錯題。Therearelotsofmatchsinthesmallboyunclelaughing?You'reveryill,soyoumuststoptosmoke.Fillthedishhalffillofwater.Thereisaboutone-fiveoxygenintheair.Thereareabouttwo-thirdstudentsintheclassroom.7.Iusedoutmymoney.Canyoulendmesome?二、用所給單詞的正確形式填空。

Youareverytired.You'dbetterstop(have)arest.Whatdoyouusetomakeacandle(burn)?Youshouldputthejaroverthecandle(careful).What(observe)canyoumake?Pleasecuttheappleinto(half).He(light)acandleandtheroomwas