B4技术支持的发现与解决问题作业1—活动案例要求：请提交一份在教师支持下学生用技术发现与解决问题的案例描述，案例中需要包括问题情境、学生解决问题的过程、学习成果、教师的支持以及信息技术的作用。建议用图文结合的方式进行呈现。活动案例——WorkingtheLand一、问题情境（一）创设情境，发现问题Lookatthepicturesonthescreenandanswerthequestions:1.Whatarethepeopledoing?2.Canyoutellmesomethingaboutrice?3.Whoisthemaninthephoto?4.Whatdoyouknowabouttheman?Whatelsedoyouwanttoknowabouthim?（二）继续提出问题，激发学生的学习兴趣1.Whatdoyouknowaboutfarming?72.Discussion:(groupwork)Haveyouevergrownanyplants?Ifso,whatdidyoudotogrowthem?Ifnot,whatkindofplantwouldyouliketogrow?Howwillyougrowit?二、学生解决问题的过程Step1Pre-readingThepurposeofthisstepistoletstudentsknowtheimportanceofrice.Byansweringthetwoquestions,studentscaneasilyunderstandwhywecallDrYuanLongpingapioneerforallpeople,andwhyhedevotesallhislifetothericeresearch.1.Whatdoyouthinkwouldhappeniftomorrowtherewassuddenlynoricetoeat?2.Ifyouhadthechancetodoonethingtohelpendfamineintheworld,whatwouldyoudo?Step1FastReadingThepurposeoffastreadingistoletstudentsfindsomeusefulinformation,andgetfamiliarwiththetext.Sointhisstep,somequestionsaredesignedforstudents,sothattheycaneasilyfindtheanswersandfinishthereadingtask.1.WhatdoesDrYuanlooklike?72.What’shisachievement?3.Whatdoyouthinkofhim?Step1CarefulReadingandExplanation1.Givestudents3minutestoreadandfindthemainideaofthetext.Whilestudentsaredoingthis,showthechartonthescreen.Aftertheyhavefinishedtheirtask,askthemtolookatthescreenandfillinit.Showthechartonthescreen.APIONEERFORALLPEOPLE1)Hewantseveryonetocallhimafarmer.2)Hisbiography.3)Hispersonality.4)Hisdreams.2.languagepoints:1)“…forthat’showheregardshimself”.“howheregardshimself”,meanshowhethinksofhimself.Itreferstoaperson’sself-image.2)“…hasmore,ratherthanfewertroubles.”?while“…hasmore,ratherthanfewertroubles”meansthatyouexpectfewertroublesbutinfaceyougetmorethanyouthoughtyouwould.3)strugglevtomakegreateffortse.g.Theyhavestruggledforyearstofreetheircountryfromtheenemy.I’mstrugglingtofinishthehugehelpingyougaveme.4)sunburntadjsun-tannede.g.Hissunburntskinlookshealthy.75)superadj(infml)excellent;splendide.g.You’lllikeher,she’ssuper.Youlooksuperinyournewclothes.Itwassuperofyoutohelp.6)expandv(causesthto)becomegreaterinsize,numberorimportancee.g.Metalsexpandwhentheyareheated.Whynottrytoexpandyourstoryintoanovel?7)circulatev(causesthto)passfromoneperson,place,etctoanothere.g.Peoplewhocirculatefalsenewsaretobeblamed.Yetreportsofthiskindhavebeencirculatedbyournewspapers.Thenewsoftheenemy’sdefeatquicklycirculatedroundthetown.7)equipvsupplysb/sth(withwhatisneeded,foraparticularpurpose)e.g.Nowallfishingboatsareradio-equipped.Theycan’taffordtoequiptheirarmyproperly.Pleaseequipyourselfwithsharppencilandarubberfortheexam.9)exportvsend(goods)toanothercountryforsalee.g.Indiaexportsteaandcottontomanydifferentcountries.Thiscompanyhasalargehomemarketbutdoesn’texport.710)rid…ofmakesb/sthfreefrom(sb/sthunpleasant)e.g.Weallwishthatwewouldridtheworldoffamine.Thefarmerrecentlytriedtoridthehouseofrats.11)lead…alife,live…alifee.g.Nowweareleadingahappylife.Intheolddaysfarmersledaterriblelifeinthecountry.12)besatisfiedwith,becontentwithe.g.Theyoungladyisn’tsatisfiedwiththepeacefullife.Areyousatisfiedwithhisanswers?13)wouldrather,prefertoe.g.I’dratherwalkthantakeabus.I’dratheryouknewthatnow,thanafterwards.Step4ListeningandPost-reading1.Atfirst,letstudentslistentothetape,andthenfinishtheexerciseinComprehending.InStepIVandV,wehaveinvolvedsomequestionsinExercise3,soteacherscanchoosesomequestionstodo.ForExx1and2,teacherscanleavesometimeforstudentstofinishandthenchecktheanswerswiththewholeclass.2.RetellthetextYuanLongping,borninapoorfamily,sawthegreatneedfor(increasing)therice(output_)whenhewasyoung.Hehas(struggled)forthepastfive(decades)togrow(super)hybridrice.(Thanksto)hisresearch,theUNhasmoretoolsinthe(battle)to(rid)theglobe(of)hunger.DrYuanisquite(satisfied)withhislife.Thoughheisfamous,hecareslittle7aboutmoneyandfame.(Therefore)hegivesmillionsofyuanto(equip)othersfortheirresearchin(agriculture).三、学习成果1、通过Pairwork和Groupwork问答式的口语交际活动，学生能够运用表达方式和句型互相操练“询问和谈论传统故事”及熟悉故事的英文名称。3.通过对话排序、图文配对和选词填空的听力方式训练，学生能够掌握听力内容，提高了听力技能。4.通过课件、图片和问答式的口语交际活动，学生能够表达对故事的看法和原因；能够讨论故事的发展，能够讨论愚公的做法是否恰当并说明理由。5.通过利用多媒体进行课堂教学，对信息技术加以运用，设计多种学生参与课堂的方式，学生能够积极思考，合作学习，探索创新。通过本课教学，学生对信息技术的使用情况较好，学习效果和学习目标的达成情况也比较好。四、教师的支持以及信息技术的作用1、教师的支持教师在熟练掌握电子白板、PPT等信息技术工具的基础上，创设发现和解决问题的技术环境，帮助学生掌握用技术解决问题的策略，指导和鼓励学生积极参与课堂，促进学生主动探究，帮助学生发展分析总结能力和阅读理解能力。学生理解课文内容不需要像传统教学中那样由老师滔滔不绝地讲解。这样，在信息化环境下学生从传统的被动接受、机械训练中解脱出来，主动地去探索和发现，极大调动了学生学习的主观能动性。2、信息技术的作用：7（1）信息技术激发了学生学习兴趣，奠定了教学目标实现完成的基础，有利于培养学生学习的自主性，加深了学生对知识的理解掌握程度。拓宽了知识的形成渠道，化解了学生学习的难度，有助于培养学生的创新能力，有利于提高课堂的教学质量。引入了人性化的评价和激励机制，促进了师生互动、生生互动，有利于建立良好的师生关系。（2）信息技术有着支持学生学习的强大潜力，学生借助技术来发现与解决问题，从而促进学生主动探究与应用知识，尝试将问题解决过程可视化，发展了探究学习能力和自主构建的能力。多媒体教学软件的运用，改善了人脑获得知识信息的感官功能，提高了视觉与听觉传递信息的效率。在教学内容的展示上具有很强的真实感和表现力，调动着学生的联想与想象，有利于全面发展学生的思维，学生通过信息技术作手段从“听英语”转变为“学英语”。五、小结我使用鸿合电子白板、教学视频、Flash、PPT和微课等信息技术工具在课堂教学中发现与解决问题，实现了课堂交流互动、课堂教学的整合。在以后教学中英语课程的设计与实施应根据实际情况合理地运用现代信息技术，要注意信息技术与课程内容的整合，注重实效，要充分考虑信息技术对英语学习内容和方式的影响，开发并向学生提供丰富的学习资源，把现代信息技术作为学生学习数学和解决问题的有力工具，有效地改进教与学的方式，使学生乐意并投入到现实的、探索性的教学活动中去。7