高一英语必修四unit2教案

1教学内容分析本单元的课文以“农业”为话题，介绍了中国著名的农业科学家袁隆平和他的巨大贡献。全文分四段，第一段讲袁隆平的成就，第二段讲袁隆平的生平及科研情况，第三段讲袁隆平淡泊名利无私奉献的高尚品质第四段讲袁隆平的理想和目标。在学习过程中，学生不仅要学习袁隆平的生活态度，而且还要学习使用恰当的阅读技能老把握课文内容。学情分析高一学生在初中阶段的学习中已经积累了一定的词汇基础，并掌握了一些简单的阅读策略和技巧，具有初步的英语听说读写的能力，但教学既要进一步培养尖子生的学习能力，又要保证差生能听懂，所以阅读过程中设置问题时要难易适度，能调动学生积极性，在学习过程中享受到乐趣。Teachingaims1.Reviewwordsandphrasestoletstudentsunderstandthemeaningofthereading;2.Dosomereadingtofurtherdevelopstudents’readingabilitieslikeskimming,scanning,(fastreading),detailreadingandsummarizing,etc.3.HelpSshaveabetterunderstandingofthegreatvalueofthescientificresearchdonebyDrYuanLongpingandcultivateSs’senseofsympathyandhumanism.ImportantpointHelpstudentstounderstandthepassagebetterDifficultpointHowtohelpthestudentsimprovetheirreadingabilityandunderstandthepassagebetterTeachingmethodsFastingreadingtogetthegeneralideaofthetext;Detailreadingtounderstandthepassagebetter;Discussiontohelpstudentsunderstandbetterwhatthey’velearnedandusetheknowledgethey’velearnedinthisperiod.TeachingaidAmultimediaTeachingprocedures教师活动学生活动设计目的StepIGreetingandreviewAskstudentsthewordsandphrasesonebyone.Words:sunburnt,struggle,decade,super,output,hunger,disturb,expand,circulate,grain,therefore,export;Phrases:rid…of…,thanksto,ratherthan,wouldratherStepIILead-inUsinganadvertisement,letstudentsSpellthewordsandphrasesonebyone.Read“refusetowaste,treasurethefood”.再现本课单词，加深记忆。由一则广告引入，引起学2thinkoverit,,rememberitsslogan“refusetowaste,treasurethefood”.Showsomepicturesaboutsomehungrypeople,andtellthefactthatsomepeopleintheworldstilldieofhunger.Askstudentstodiscussonequestion“Ifyouhadthechancetodosomethingtohelpendhungerintheworld,whatwouldyoudo?”StepIIIPre-readingAskstudentstoreadthetitle,lookatthepictureandguess:Whoishe?whatdoeshedo?howoldishe?StepIVFastreadingGivestudentssomeminutestoreadthepassageasfastaspossible,andfinishtheexercises.studentscandiscusstheanswerwithhis/herpartner.Exercise1.Name___________Age____________Nationality_____________Occupation____________Education_________Hobbies___________Exercise2Para1A.DrYuan’sdreams.Para2B.DrYuan’sattitudetowardslife.Para3C.DrYuan’sexperience.Para4D.DrYuan’sappearanceandhisachievement.StepVDetailreadingLetstudentsreadeachparagraphmorecarefully,andgothroughforspecificinformation,don’tworryaboutthelanguage.Para1AnswerquestionsQ1:WhatdoesDrYuanlooklike?Whatwouldyoudo?PreventthepestfromeatingourcropsDevelopthetechnologyto…….ImprovethequalityofthesoilMakegooduseofthewastelandInventanewkindoffoodHeisYongLongping.Heisafarm.Heisabout80.NameYuanLongpingAge85NationalityChineseOccupationfarmerandscientistEducationgraduatedfromSouthwestAgriculturalCollegeHobbiesviolinmusic,mahjong,swimming,readingPara1A.DrYuan’sdreams.Para2B.DrYuan’sattitudetowardslife.Para3C.DrYuan’sexperience.Para4D.DrYuan’sappearanceandhisachievement.Hehasasunburntfaceandarms生注意力与好奇心。激活学生已有知识，引导学生思考。激活学生相关背景知识，使其产生阅读兴趣。使学生获取文章的结构，培养快速阅读能力，养成整体阅读的习惯。设置难度适3Q2:Whatishisachievement?Q3:HowmuchofthericeproducedinChinaeachyearisfromYuanLongping'shybridstrain?Para2putsentencesinrightorder.Para3trueorfalsePara4fillintheform.StepVIConsolidation优化设计page18StepVIIsummaryGetstudentstodothisexercisebythemselves,andthenaskthemtochecktheiranswerswiththewholeclass.StepVIIIHomeworkFinishtheexerciseonworkbook.andaslim,strongbody.Hegrowswhatiscalledsuperhybridrice,whichmakesitpossibletoproduce20%moreofthecropinthesamefieldsNowmorethan60%ofthericeproducedinChinaeachyearisfromthishybridstrain.CAADD中的问题，让学生通过小组活动解决问题，充分调动学生参与课堂教学的热情。培养合作意识，在文章中寻找相关信息。ThedesignontheblackboardWords:sunburnt,struggle,decade,super,output,hunger,disturb,expand,circulate,grain,therefore,export;Phrases:rid…of…,thanksto,ratherthan,wouldratherReflectionafterclass4