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第四课时Lesson46:ProtectOurEnvironment教学目标.懂得运用本课保护环境的方式方法.学习掌握表达保护环境的句型Itrytosavewaterinmanyways.Wesortourpopcansbeerbottlesandwastepaper.Morepeopleshouldridebikesortakebuses.3巩固代词it的用法◎教学重难点.正确使用本课关于保护环境的词protectwastesaveclearrecyclereuse.懂得介绍自己掌握的环保知识3掌握重点句型:Ithinkeveryoneshouldtakecareoftheenvironment.IoftenchecktomakesuretherearentanyleaksandIneverforgettoturnoffthetap.Atruckpickedupourrecyclingeveryweek.Itsnottoohardtoprotecttheenvironment.◎教学思路本课时的教学内容是冀教版八年级下册英语第八单元的第四课时主要涉及保护环境的介绍在授课之前先让学生自己说一说自己掌握的环保知识,也可以询问同学如何进行环保的情况课上可以通过让学生小组合作的形式进行相互交流;然后教师通过幻灯片、图片向学生展示使用保护环境的情况并让学生用英语简单介绍自己是如何进行环保的,培养环保意识,保护环境就是保护我们自己口上教学准备—设计教学PPT录音机多媒体,图片和单词卡片旧教学过程StepI.LeadinLeadingin[情景1]T:Helloboysandgirls.IsyourhometowncleanenoughSs:Yes/No.T:WhatdoyoudoforyourhometownSI:Plantmoretreesandflowers.S2:Savewater.S3:Reducewaste.T:WhatcanyoudoforreducingwasteS4:Recycling.S5:Reusing.S6:Weshouldusepaperonbothsides.T:WhatelsecanyoudoforprotectingtheenvironmentDiscussthequestionsingroups.Theteachershowssomepicturesaboutprotectingtheenvironment.Askthestudentstotalkforthreeminutes.Thenletthempresenttheirtalkinclass.[设计意图]利用学生学过的内容从询问如何保护家乡的环境开始轻松进入语境,进而介绍生词,图片的使用使学习更加形象直观,自然地进入谈论保护环境的新话题Leadingin【情景2】Greettheclass.T:Hello!Boysandgirls!SsJIello!Mr./Ms.XX.Askthestudentstointroduceourhometownsenvironmentinclass.SI:Itsclean.S2:Butsomewhereisdirty.S3:Thereisalotofgarbage.Showthenewwordsandshowthepictureofourhometownsenvironmenttothestudents.T:WhatshouldyoudotoprotectourhometownsenvironmentS4:Pickupthegarbage.S5:Dontwastepap.erorwater.S6:Takepartinsomeenvironmentclubs.[设计意图]运用学生所学的知识从谈论熟悉的入手进入新内容的学习,运用实物或图片帮助学生学习生词直观、感性、形象StepII.PresentationIfsomestudentsfeelthepassageistoolongtheteachercandivideitintotwoorthreeparts.Thenaskthemtoreadthemingroups.Afterawhileaskthemtoreadthemonebyone.1IsyOnUrhometowncleanenough2Infactifeachofusmakesasmallchangeinourlifewecanmakeabigdifferencetoourenvironment.3Ithinkeveryoneshouldtakecareoftheenvironment.IoftenchecktomakesuretherearentanyleaksandIneverforgettoturnoffthetap.5Atruckpicksupourrecyclingeveryweek.⑹Itsnottoohardtoprotecttheenvironment.Pleasepayattentiontothelongwords:differenceenvironment.[设计意图]小组合作阅读课文利用多媒体展示各种保护环境的活动,创设情景,使同学们身临其境激发说的欲望在练习中巩固本课需要掌握的句型StepIII.ListeningT:Listentothetapeandknowaboutthemainpointsofthepassage.Atthesametimefillintheblankswiththewordsyouhear.Katiethinkseverybodyshouldtheenvironment.Peoplewastemostofall.Morepeopleshouldridebikesor.[Keys]
1.takecareof
2.paper
3.takebuses[设计意图]加深同学们对整篇课文的掌握学生们带着问题有目的地倾听容易把握内容填空,同时训练听力.能力StepIV.Post-listeningActivitiesAfterlisteningtothepassagegettheclasstoreaditaloud.Ssreadaloud.Focusonthestressedwordspronunciationandintonation.[设计意图]运用学生所学的知识从谈论熟悉的入手进入新内容的学习,运用实物或图片帮助学生学习生词直观、感性、形象…StepII.PresentationIfsomestudentsfeelthepassageistoolongtheteachercandivideitintotwoorthreeparts.Thenaskthemtoreadthemingroups.Afterawhileaskthemtoreadthemonebyone.IsyonurhometowncleanenoughInfactifeachofusmakesasmallchangeinourlifewecanmakeabigdifferencetoourenvironment.3Ithinkeveryoneshouldtakecareoftheenvironment.IoftenchecktomakesuretherearentanyleaksandIneverforgettoturnoffthetap.5Atruckpicksupourrecyclingeveryweek.⑹Itsnottoohardtoprotecttheenvironment.Pleasepayattentiontothelongwords:differenceenvironment.[设计意图]小组合作阅读课文利用多媒体展示各种保护环境的活动,创设情景,使同学们身临其境激发说的欲望在练习中巩固本课需要掌握的句型StepIII.ListeningT:Listentothetapeandknowaboutthemainpointsofthepassage.Atthesametimefillintheblankswiththewordsyouhear.Katiethinkseverybodyshouldtheenvironment.Peoplewastemostofall.Morepeopleshouldridebikesor.[Keys]
1.takecareof
2.paper
3.takebuses[设计意图]加深同学们对整篇课文的掌握学生们带着问题有目的地倾听,容易把握内容填空,同时训练听力.能力StepIV.Post-listeningActivitiesAfterlisteningtothepassagegettheclasstoreaditaloud.Ssreadaloud.Focusonthestressedwordspronunciationandintonation.[设计意图]学生训练听力之后,朗读巩固,训练学生的语音语调,培养学生运用目标语言进行交际的能力StepV.ReadingReadthetestandanswerthefollowingquestions.1Whatdowewastethemost2Whatmakesthemostpollution3IsridingbikesgoodfortheenvironmentThenasksomevolunteerstoreadthepassage.Readthetextagainandfillintheblanks.Itrytoinmanyways.2Morepeopleshouldortakebuses.3Ithinkeveryoneshouldtheenvironment.4IoftenchecktotherearentanyleaksandIneverforgetto_thetap.5Atruckourrecyclingeveryweek.[Keys]
1.1Water.2Carsandfactories.3Yesitis.
3.1savewaterrideb.ikes3takecareof4makesureturnoff5picksup☆教材解读☆LIsyourhometowncleanenough句中enough作副词,意思是“足够地”enough可以修饰动词、形容词或者副词,放在被修饰词的后面构成“not+enoughforsb+todosth”,意思是“对某人而言足够不够……去做某事”Heisoldenoughtogotoschool.他足够大了,可以去上学Thebagislightenoughforhertocarry.这个包对她而言足够轻了,她可以搬动Wehavenoenoughmoneytotravel.我们没有足够的钱去旅行【拓展】1enough还可以作限定语放在前面修饰复数名词或者不可数名词表示“足够的,充足的”Shehasenoughfoodforherself.她有足够的食物Hehasnoenoughtimetoplay.他没有足够的时间去玩2enough还可以作代词,意思是“足够”Dontgivehimfood.Hehasgotenough!不要给他食物了他已经吃得够多了!
2.Infactifeachofusmakesasmallchangeinourlifewecancakeabigdifferencetoourenvironment.♦infact意思是“事实上”,常用作副词短语,一般在句中作状语Infactitisveryhot.事实上,天很热【拓展】infact还可以表示“确切地说”Heisnothappyinfactheisverysad.他不高兴确切地说,他很伤心♦句中makeadifferenceto…意思是“对造成影响,difference前面还可以放一些修饰词如bigsomegreat等Educationhasmadeagreatdifferencetohim.教育对他产生了巨大的影响【拓展】lmakenodifference意思是“没有影响”Thatyouarehappyornotmakesnodifference.你的喜怒无关紧要2makeallthedifference意思是“关系巨大”Yourwordsmakeallthedifference.你的话产生了巨大作用[设计意图]学生通过阅读课文掌握重点内容并且通过回答问题来巩固对课文的理解和掌握;朗读课文进行填空练习,加深对课文的理解StepVI.CompleteLetsDoIt!AskthestudentstoreadthepassageuntilthestudentscananswerthequestionsthemselvesinNo.1andNo.
2.[设计意图]LetsDoIt!部分中的No.l重点是阅读教学让学生反复朗读课文,直到回答出所有问题No.2针对本课的重点单词加以巩固练习StepVIl.TaskGROUPWORK:LetsDoIt!No.3Askstudentstocometothefrontoftheclassroomandsomestartwalkingtowardsothersastheteachersays“go”.Theymuststopastheteachersaysstop”.Thentheycanmakeanewgrouptodiscuss“Whatcanwedotoimproveourenvironment^[设计意图]No.3的重点是口语练习,同学们通过随机组合来完成小组合作以“改善环境”为话题,提供了一个语境完整、内容丰富的谈话内容,自然呈现本单元的核心句型,为学生进一步输出语言提供了口语示范StepVUI.ExercisesT:Nowlookatthesentenceswithsomemissingwords.Pleaseuseproperwordstofillthem.Theirwords(毫无作用).(事实上),helookslikehiselderbrother.Healwayscanmake(足够)moneyforhimself.Iwatchthisfilm(一遍又一遍).Wemust(尽力)savewaterinmanyways.[Keys]
1.makenodifference
2.Infact
3.enough
4.againandagain
5.tryto[设计意图]以学评教、强化落实当堂检测主要是由本节内容组成的形成性评价,利用已知的信息让学生补充让他们得到充分的训练StepIX.Homework.Practicereadingthepassagewithyourgroupmembersafterclass..Copythenewwordstwice.[设计意图]口头练习和单词记忆相结合复习、归纳注重语言知识的操练与积累(区)板书设计Lesson46ProtectOurEnvironmenttruckfactoryprotectwastesaveclearrecyclereuseItrytosavewaterinmanyways.Wesortourpopcansbeerbottlesandwastepaper.Morepeopleshouldridebikesortakebuses.Ithinkeveryoneshouldtakecareoftheenvironment.IoftenchecktomakesuretherearentanyleaksandIneverforgettoturnoffthetap.Atruckpickedupourrecyclingeveryweek.Itsnottoohardtoprotecttheenvironment.。