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1、第三课时Section A(Grammar Focus4c)知识目标类别课时要点重点单词1.fridge(n.)冰箱2.low（adj.）低的；矮的3.somebody(pron.&n.)某人；重要人物4.translate（v.）翻译5.lock（v.）锁上；锁住（n.）锁6.earthquake（n.）地震7.sudden(adj.)突然（的）8.biscuit(n.)饼干9.cookie(n.)曲奇饼10.instrument(n.)器械;仪器；工具重点词组1.at a low price以一个很低的价格2.take these photos拍这些照片3.go out alone单独外出
2、4.translate the book into different language把书翻译成不同种的语言5.all of a sudden突然；猛地6.work on从事，进行重点句式1.When was the zipper invented?拉链是什么时候发明的？It was invented in 1893.它是在1893年被发明的。2.Who was it invented by?它是由谁发明的？It was invented by Whitcomb Judson.它是被惠特科姆贾德森发明的。3.The fridge was sold at a low price.这个冰箱以低价
3、被卖掉了。4.The students were told not to eat or drink in class.学生们被告知在课堂上既不吃或喝任何东西。课堂环节自主学习方案【新词自查】根据句意及汉语提示完成句子。1.The boy lost his parents during the last years earthquake (地震).2.The students were asked to translate (翻译) the story into English.3.The police found the lost boy under the destroyed house t
4、hrough an instrument (仪器).4.I only have some biscuits(饼干)and a glass of milk every morning.5.If you cant eat all these fruit,you may put some into your fridge (冰箱).课堂导学方案Step 1情景导入参考案例本课时的主要内容是谈论发明对我们生活的影响，有好的也有不好的。在学习本课之前教师可准备几个与本课内容相关的问题，然后邀请几位同学就提出的问题给出自己的答案或见解。(4分钟)Questions:1.What invention do
5、you like best? Why?_2.What invention do you hate a lot?_3.List as many of them as you can._环节说明:通过带着问题去学习，从而达到导入新课的目的。Step 2畅通Grammar Focus回顾语法重点【操作案例】要求学生分角色问答并翻译表格中的句子。说出被动语态的各种句式的变化形式。并能造出相仿的句子。SA:When was the car invented?SB:It was invented in 1885.SA:When were electric slippers invented?SB:They
6、 were invented last year.SA:Who were they invented by?SB:They were invented by Julie Thompson.SA:What were they used for?SB:They were used for seeing in the dark.简要归纳被动语态的结构及用法。（4分钟）Step 3完成教材4a-4c的任务【操作案例】1.要求学生翻开课本P44，参照4a所提供的信息和例句，用被动语态改写句子，并请4位同学在黑板上改写，全班集体核对答案。(5分钟)2.用所给单词的正确形式完成4b句子。并请5位同学朗读句子
7、，全班集体核对答案。（5分钟）3.先浏览4c的短文，确定空格处的动词是用主动形式还是被动形式，然后用动词的正确形式填空完成短文。并请1位同学朗读短文，全班集体核对答案。（5分钟）4.小结训练。要求学生在规定的时间内完成一个小练习。并请若干学生给出自己的答案。有错误的话及时纠正。(2分钟)用括号内所给单词的适当形式填空。1）This instrument is used for playing (play) music in class.2）How many magazines were borrowed (borrow) from the library today?3）Edison was a great inventor.He had over 1.000 inventions in his life.(invent)4）A picture was put (put) on the blackboard before class.5）Plates and dishes werent washed (not wash) after supper yesterday.环节说明:将听、说、读、写的任务结合起来不仅锻炼了学生的语言综合运用能力，还巩固了学生对目标语言的学习、识记和运用。当堂评价方案(详见当堂训练部分)
