冀教版英語九年級全冊-Unit 5 Look into Science-Lesson 25教案設(shè)計

冀教版英語九年級全冊-Unit5LookintoScience_Lesson25教案設(shè)計Look【學(xué)標1．記憶單:jar,raincoat,pressure,conclude;短語:Turndown,out,scientificmethod,off.2．掌握重句型:（1）ThenIturnthejarupsidedowntakehandoff（2）calledthescientific3．能夠運所學(xué)知識介紹自己做實驗的過程.4．能夠確定語從句的先行詞和關(guān)系詞.【學(xué)容1．學(xué)會并正確使用單詞及短語:Experiment,jar,method,raincoat,conclude;upsidedown,out,scientificmethod,take2．能夠運下列句型:（1）ThenIturnthejarupsidedowntakehandoff（2）calledthescientific（3IamsosureoftheoryBriancandoexperimentyourandIknowyouwon'tgetwet.【學(xué)難】1．能夠正應(yīng)用本課的重點詞匯pour,scientific,raincoat,force,pressure,conclude;掌握短語turndown,out,takeoff.2．能夠運所學(xué)知識介紹自己做實驗的過程.3．能夠確定語從句的先行詞和關(guān)系詞.【學(xué)路思路一"讓我們一起做一個實"題本單元的中心話題是"研究科學(xué)",對于科學(xué)研究實驗步驟的理解,因此,本節(jié)要以直觀的方式來導(dǎo)入新課思路二:以"讓我們一起做一個實驗"題,討論"ThinkAboutIt"進行師生對話,出實驗步驟,過小組合作探究,出本課的重點句子和短語,共同解決疑難.1/8

冀教版英語九年級全冊-Unit5LookintoScience_Lesson25教案設(shè)計【學(xué)備教師在課前設(shè)計教學(xué)PPT,準備錄音機和磁帶多媒體等廣口瓶紙板和水【學(xué)程Ⅰ．LeadLeadingin景1TheteacherbringsaacardboardtoShowthemthewhatwedoLetstudentsthemandexplainthestudents.Letinthe設(shè)計意圖:教師拿出與課文中的實驗相關(guān)的教學(xué)準備導(dǎo)入新讓學(xué)生分組研究實驗流,為課文的學(xué)習(xí)奠定基礎(chǔ).Leadingin情景2T:morning/afternoon,westartingaunit.WhotellmetitleofUnit5?S1:Ican.It's"LookintoScience".T:VeryWhatisscience?S2:anareaofS3:aboutinschool.T:InwhichsubjectdodoS4:Science.T:DolikeS5:T:partofthescientificmethod.scientificquestions→dobackgroundresearch→constructatheory→testthetheorywithan→analyzeresults→drawaconclusion→reportresults(Wasyourcorrect?)OK.Todaywe'llan設(shè)計意:通過師生互動導(dǎo)入本課話題,教師向?qū)W生介紹實驗的步驟本課的學(xué)習(xí)做好鋪墊.Ⅱ．TheteachershowsnewonPPT.Asktotryto2/8

冀教版英語九年級全冊-Unit5LookintoScience_Lesson25教案設(shè)計thefiverememberLetandthemoneby設(shè)計意圖:教師以的形式呈現(xiàn)本課中出現(xiàn)的生詞,領(lǐng)著學(xué)生們朗讀并記憶,為下面的課文學(xué)習(xí)做好充分準備.Ⅲ．1．ReadtextT:Boysit'sourvideoyoupayattentiontopronunciation.設(shè)計意:讓學(xué)生大聲朗讀課文,對課文的意思有個大致的了解,對于培養(yǎng)學(xué)生的正確發(fā)音以及培養(yǎng)學(xué)生的語感都有重要作用.2．Careful（1）thestudentsminutestothetextbyReadthelessonandanswerthequestions.．doesDannythinktheydoexperiment?b．Whatkeepsinthejar?c．ofherHowdoyoud．WhydoesDannyput．WhatDannyKeys:thattheydob．forceofthe/Thepressure.c．sheSheissooftheoryBriandoexperimentDanny'shed．hehewill．Airisstrongerhethought.設(shè)計意圖:讓學(xué)生再次閱讀課文提取文章的大意,深對課文的理解（2）Readtheexperiment.thesentencesinthecorrectPutapieceofcardboardoverTheofdown,butthestaysintheisbecausepressurethetheFillthewithTurnglassHoldyouronforafewseconds.3/8

冀教版英語九年級全冊-Unit5LookintoScience_Lesson25教案設(shè)計yourfromtheWhathappens?airoutsidethethereisairpressureKeys:251346設(shè)計意圖:學(xué)生對課文內(nèi)容已經(jīng)有了一定的了解再次細讀課文掌握文章的細節(jié).3．Readtextandoutmainphrasessentences.·turn·scientificoffIthinkthefloorwillWedothisBrian.That'scalledthescientificmethod.IsureoftheoryBriancandoexperimentyourandIyouwon'tgetwet.putssitsdown.Howthatpossible?ItstrongholdSohaveweWhatdoyouDanny?Ⅳ．教材解讀1．ThenIjardownmyoffturnupside意為"……翻轉(zhuǎn)/倒過來"相當于over.down意為"正面朝下"rightup意為"正面朝上".takeoff在本句中意為"使…離開/脫離……"或"……從……拿開".拓展:off意為"摘掉(飛機)起飛,脫掉".2．IthinkthefloorwillIthink意為"我認為…"其后可接that引導(dǎo)的賓語從句在使用時應(yīng)遵循"否主反從"的規(guī)律,否定主句,問從句.get意為"濕".get在本句中為系動詞意為"變得…后接形容詞作表語.4/8

冀教版英語九年級全冊-Unit5LookintoScience_Lesson25教案設(shè)計3．shoulddoBrian.為可數(shù)名詞意為"實驗".doexperiments/doexperiment意為"做實驗".拓展:動詞,意為"做實驗進行試驗"4．willout,Danny.out意為"倒出,使流出涌出".pour在句中表示"流"拓展:into意為"……倒進……".…5．calledthescientificbecalled意為"被叫作",是被動語態(tài).被動語態(tài)是由"be+及物動詞的過去分詞"構(gòu)成,其中動詞可隨句子時態(tài)的變化而變化.scientific為形容詞,為"科學(xué)的"為可數(shù)名詞,為"科學(xué)家,science為不可數(shù)名詞,意為"自然科學(xué)".method可數(shù)名詞意為"方法辦法"6．IsosureofmythatBriancanexperimentyourandIknowyouwon'tgetwet.本句中的besureof意為"對…有把握".7．Heputsraincoatdown.puton意為"穿上"為"動詞副詞"構(gòu)成的短語代詞作其賓語必須放在動和副詞之間8．Howisthat為形容詞意為"可能的,合適的其反義詞為impossible,為"不可能的",possibly為副詞,為"可能地"9．Itisstrongholdthewater."Itis+形容詞+tosth."意為"做某事是足夠…的"常用來表述某人或某物的能力或特征.此句型中,不定式的邏輯主語與句子的主語不相同時常用for引出不定式的邏輯主語.句型可以和too及that句型相互轉(zhuǎn)換10Sowhatdiscover為動詞意為"發(fā)現(xiàn)",是指發(fā)現(xiàn)或找出某種自然界本來已存但以前未被人類發(fā)現(xiàn)或認識的事物.辨析:find,finddiscover,invent（1find意為"找到發(fā)現(xiàn)"強調(diào)"找"的結(jié)果,可指偶然發(fā)現(xiàn)碰到其后可接名詞復(fù)合結(jié)構(gòu)或從句（2）findout"弄清楚,查明".著重表示通過調(diào)查、分析、思考等得結(jié)果5/8

冀教版英語九年級全冊-Unit5LookintoScience_Lesson25教案設(shè)計（3）discover意為"發(fā)現(xiàn)",指發(fā)現(xiàn)已存在但不為人所知的事物（4）意為"發(fā)明",指發(fā)明原來不存在的東西11WhatdoyouDanny?conclude為動詞,為"斷定推斷出"其后可接由that導(dǎo)的賓語從句拓展:conclude意為"從…推斷從……中得出".設(shè)計意圖:學(xué)生通過小組合作探找出文中的重點句子和短語,教師幫助學(xué)生講為學(xué)生對文章的理解清除語言障礙.Ⅴ．singalong1．ShowLet'sDoIt!WhatScience?Whatscience?youmakeiteasyformymakingWhydocry?Whydocloudsgoby?WhatkeepsbirdsinThat'sscience.—theuniverse.WhyastayonWhytherealloverWhycan'tIcarryaload?That'sscience.2．Readtheofsongasa3．Playtheforthesong.Playitonceandstudentstolisten.4．Playtheasecondtimestudentstoalong.設(shè)計意圖:通過跟著磁帶唱歌了解Whatisscience?同時也能活躍課堂氣氛.Ⅵ．Task1．ShowLet'sDoIt!Trytotheinyourself.Tasktips:Whatwhenuselesswetdifferentkinds6/8

冀教版英語九年級全冊-Unit5LookintoScience_Lesson25教案設(shè)計ofjars?2．thetoinoftotryexperimentandrecord3．thestudentsexperimentwithsometheir4．Askeachgrouptopresenttheirfindingsto設(shè)計意圖:鍛煉學(xué)生們的語言組織能力及口語表達能力Ⅶ．1．用適當介詞填空（1）Theboxis______aofpaper.（2）Athinghim（3）TViswaytelevision.（4）pleasefillthe_____atfirst.（5）Haveyou______inthenewspaper?2．單項填（1）doexperiment.A．B．．the．/（2）Thestreetswerepe