1、1Unit 3 Computers facts课题课题:沪教 2011 课标版,八年级上册,Unit 3 Computers课型课型:阅读课教学时间教学时间:40 分钟一、一、教学内容分析教学内容分析本单元以“电脑”为话题,以电脑和互联网的用途为主线,旨在通过单元教学,综合听、说、读、写等多种形式,使学生了解电脑和信息技术的产生和发展过程,及其在我们的学习、工作、娱乐等生活中所起的重要作用,激发学生对信息技术的兴趣。在本课中,学生将通过阅读一篇介绍电脑外观、用途和未来发展趋势的说明文,了解电脑在人类社会中的重要作用。本课的教学内容与学生的实际生活密切相关,易于引发学生运用简单的英语进行交流和思
2、考。二、二、学情分析学情分析初二 1 班为年级创新班,在过去一学年的英语学习中,学生的语言技能有所进步,但随着学习的深入,中考对学生逻辑性要求的提高,学生遇到的新问题亦显而易见。例如,学生对单一话题的认识只停留在课本内容上,相关拓展知识储备不足。在写作或口语表达等输出环节, 学生对问题内容的阐述欠充裕, 常停留在用一个简单句子回答问题,或是有观点却无理据支撑的层面上。因此,本课将从实际情况出发,利用本单元“电脑”这一与学生的学习生活密切相关的主题,鼓励学生积极开动脑筋,动用他们的知识储备对单元主阅读篇章的内容进行补充,并通过对电脑的利与弊的讨论,学习如何利用理据支撑自己的观点。2三、三、教学目
3、标教学目标1.语言能力:语言能力:1)能够准确运用与电脑话题相关的词汇及表达。2)能够通过略读及找读策略,利用图表来理解文章结构,归纳文章主要信息。3)能够用英语语言就单元主题进行简单的辩论。2.思维品质:思维品质:增强对新鲜事物的求知欲,努力探索不断发展中的信息技术。3.文化品格:文化品格:1)了解电脑的历史、对人类生活的重要作用及其发展趋势。2)深入理解电脑给人类生活带来的利与弊,树立正确对待电脑的意识。4.学习能力:学习能力:培养学生探索问题、解决问题、关注生活、合作学习的能力。四、四、教学重点、难点教学重点、难点1. 运用图表理清主阅读篇章的结构和主要内容。2. 正确认识电脑的利与弊,
4、并学会用理据支撑自己的观点。五、五、教学设计理念教学设计理念本节课理论指导为布鲁姆的教学目标认知分类法,考虑学生对该话题有一定的基础词汇以及作为本单元话题重要语言输入, 教学设计围绕阅读策略和如何运用所学内容进行综合运用两个要点开展组织课堂,引领学生由浅入深,逐级推进学习。3本课采用交际法及任务型教学法,根据学生的需求,在教学中创造接近真实交际的情景,并采用小组合作进行模拟辩论的形式,展开基于主阅读篇章的拓展活动,通过言语交际活动培养学生运用英语语言进行交际的能力, 并把课堂交际活动与课外生活的交际结合起来。六、六、教学过程教学过程PhaseSpecific aimsTeacher activ
5、ityStudent activityTimeIntro-ductionTo prepare thestudents for whatthey are going toread.To ask the students aquestion: where can wesee computers?Brainstorm names ofplaces which havecomputers.1minPre-readingTo arise the studentsinterest of this lessonby identifyingpictures of each partof a computer.
6、To show the studentspictures of different partsof a computer and ask thestudents to match thenames and functions to thepictures.Use prior knowledge to tryto match names andfunctions of different partsof a computer.2minsWhile-readingITo train the studentsto skim through atext and help them tobriefly
7、identify thestructure and themain idea of the text.To get the students to skimthe text to identify thegeneral ideas of each partof the text.To skim the text and matchthe general ideas of eachpart.3minsWhile-readingIITo help the studentsto reach a detailedunderstanding of thetext by listening tothe r
8、ecording.To play the recording ofthe text and to get thestudents to decide whetherthe statements are true orfalse.To decide the T/F exercise.3mins4While-readingIII1.To get the studentsto identify thedevelopment ofcomputers better.2.To help thestudents know moreabout the history ofcomputers andimprov
9、e oralexpression.1.To ask the students tofinish a table about thedevelopment of computersaccording to the text.2.To show pictures ofdifferent computers in thehistory and ask thestudents to use a completesentence to describe themwith the keywords.1.To read the first part ofthe text carefully andfinis
10、h Table 1.2.To describe thedevelopment of computersaccording to the pictures.8minsWhile-readingIV1.To get the studentsto identify thefunctions andadvantages ofcomputers better.2.To help thestudents know moreabout other functionsof computers andimprove oralexpression.1.To ask the students tofinish a
11、table about thefunctions of computersaccording to the text.2.To get the students intogroup discussion of otherfunctions of computers inour daily life.1.To read the second partof the text carefully andfinish Table 2.2.To discuss otherfunctions of computersand exchange ideas.8minsPost-readingTo train
12、the studentsto judge the pros andcons of computersand expressionpersonal ideas withsupporting details.To reorganize the studentsinto two groups,representing the supportersand opponents ofcomputers.To ask representatives toshare ideas after groupdiscussion.To summarize the reasonsof supporters andopp
13、onents.To discuss the pros andcons of computers ingroups and present ideas tothe class.13mins5七、七、板书设计板书设计八、八、教学效果及教学反思教学效果及教学反思本课以电脑和互联网的用途为主线,通过综合听、说、读、写等多种形式,使学生了解了电脑和信息技术的产生和发展过程,及其在我们的学习、工作、娱乐等生活中所起的重要作用,有效激发了学生对信息技术的兴趣。在本课中,任务设置成功调动了学生的知识储备,并对单元主阅读篇章的内容进行补充。通过对电脑的利与弊的讨论,学生有效学习了如何利用理据支撑自己的观点。As
14、sign-mentTo summarize thelesson and putforward a questionwhich could be theintroduction to thenext lesson.To get the students tosummarize the first twoparts of the text and thinkabout the question: arecomputers going to replacehuman?To summarize and thinkabout the question as apreview of the third part ofthe text.2minsUnit 3 Computer factsPart 1 - Development: smaller & betterPart 2 - Functions: calculate - faster, accurate type & drawimportantjobs-railway,planes,spaceships Part 3 - Future?Word Bank:1science lab2function3development4conclusion5advantage6disadvantage7accurate