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unit 6 how long have you been collecting shells? Section A 教学设计年级：八年级科目：英语课题： unit 6 how long have you been collecting shells?备课人： 学生使用旧句型讨论问题。1、 师生对话自然引入新课。抓住关键要素本课1a的词组和语法构建的平台。1、交出主动权对关键词汇和重点句型及如何建议别人选礼物并给出评论实行多途径的强化构建的平台。抓住关键要素“水平”、“创造”构建的平台。防止了方法性的强化疲劳，体现了平台的多向度，培养了学生的创新水平。能动性自主学习的延续教学素材的把握激发兴趣，引人入胜（3分钟）预习交流，确定目标 （5分钟）分组合作，问题探究（8分钟）体现成果，反馈交流（10分钟）查漏补缺，总结提升 （6分钟）迁移练习， 达标巩固（8分钟）教学目标：in this lesson students learn to talk about how long they have been doing something ?教学重点：vocabulary： shell, marathon, collect教学难点：when did you start doing sth.? How long have you been doing something?课时：1课时1、 师生问候。2、 展示事物贝壳并教学单词shells, 教师自我介绍个人爱好并引出本课题。How long have you been collecting shells?3、 出示课题和教学目标。1.利用课件学习新单词。2教师利用时间线段来复习一般过去时和现在进行时的语法概念。同时也询问学生以下几个问题：when did you learn English ? are you learn English now? how long have you been learning English ?诱导学生回答：I have been learning English forsince3.向学生说明：现在完成进行时have/ has been doing sth 这种形式结构。1学生讨论课文1a 的问题。2利用新句型have/ has been doing something 互相询问对方你已经做某事有多长时间了。3完成听力练习1b.4.do a survey. 学生可以随意走动去进行采访：how long have you been doing .1展示成果。让学生站到讲台上汇报所采访的结果。使用句型：how long have you been doing .?I have been doing How long has she/ he been doing .?She /he has been doing 总结所学内容：1 vocabulary: shell, marathon, collect2when did you start doing sth.? How long have you been doing something?3Do some exercises on PPT together.Homework.教学反思：
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