【金识源】2014八年级英语下册 module 4 unit 2 he invented this bicycle in 1839教学设计1 上海新世纪版.doc

module 4 unit 2 he invented this bicycle in 1839.一、 教学目标与要求1、 知识与能力目标knowledge target：words: bicycle truesentences: he invented this bicycle in 1839.ability target:help the students to know some great inventions.help the students to learn the past tense.2、 情感态度目标inspire the students to love our homeland . 通过学习中外的伟大发明，培养学生的爱国主义精神和民族自豪感。二、 教学重点及难点main points:to master the basic sentence “he invented this bicycle in 1839.”to talk about what chinese people invented and what english people invented.difficult points:to talk about what chinese english american people didnt invent.to use words and sentences in the past tense correctly.三、 课前准备（包括教学与学具的准备）vcd课件单词卡片四、 教学过程step 1 warm up1、 智慧树课件出示大树图片，树上有单词，快速说出单词并说出单词的过去式。（通过快速说单词环节，复习单词的过去式）2、 chantinvent invent inventedchinese people invented paper.print print printedi printed this newspaper.学生在老师的指导下拍手读一读chant,对上节课内容的回顾，又有利于帮助学生进入状态学习新知识。step 2 presentation and practice单词学习1、bicyclet: what did you do yesterday? s:t: i rode my bicycle yesterday. look, this is my bicycle.课件出示一辆自行车和单词bicycle。学生跟读单词。2、wheel(老师出示两张图片，第一张是现在的自行车，第二张是世界上最初发明的自行车。)t: look at these two bicycles. can you find the difficulties between them?s:老式自行车，一个轮子大，一个轮子小。t: yes, one wheel is very big, one is small.老师用课件突出显示自行车轮子，并出示单词wheel。领读单词。课文学习1、listen and answer my questions.who invented this bicycle?is he a chinese?when did he invented this bicycle?通过让学生带着问题听录音，解决课文的主要问题。同时引出句型he invented this bicycle in 1839.老师提出问题并播放录音，然后用课件呈现问题如下：who invented this bicycle?is he a chinese?when did he invented this bicycle?he invented this bicycle in _.呈现重点句型he invented this bicycle in 1839.领读。2、listen and repeat跟读课文，老师注意强调语音和语调。3、read and complete the passage._ _this picture. its a _. look at the man _ the bicycle. he was _. he _ this bicycle in _.4、practicetrue or isnt true.（要求学生用手势来表示thats true. that isnt true.）理解true的意思t: an american invented this bicycle, is that true?s: no, that isnt true.边说边做手势。t: you can say american didnt invented this bicycle.t: now ,open you book,page16 read and say, talk to your partner.step 3 consolidation and extension1、小小追星族：准备：一幅呈现着多种发明的图片。活动过程：将学生分成四人一组来分别讨论，并简单地用英语来陈述挂图上各种发明的时间、地点及发明人。然后向全班同汇报。看哪一组同学知道得多，陈述得准确。t: 这些都是很有名的发明家，你们知道他们发明了什么吗？比一比，看谁知道得多，请你把你了解的内容和你组内的成员分享。2、学习歌曲listen to the song.read the sentences.listen and sing.可是试着让学生自己改编歌词。step 4 summarychant : english people invented bicycle for us.what a good idea! what a good idea!chinese people invented paper for us.what a good idea! what a good idea!chinese people invented printing for us.what a good idea! what a good idea!通过chant来总结知识，学生比较容易记忆。step 5 homeworktell your parents what invention do you konw and write them down.step 6 blackboard designmodule 4unit 2he invented this bi