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1、Unit 6 When was it invented?教学设计Section A 1 （la-2d）东胜九年制学校张奇慧一、教学目标1 .语言知识目标：1）能掌握以下单词：heel, scoop, electricity, style, project, pleasure,zipper, daily能掌握以下句型： 一When was the telephone invented?一I think it was invented in 1876. 一What are they used for?一They are used for seeing at night.2）能谈论物品被发明的时间、
2、发明者，表达某发明的用途。2 .情感态度价值观目标：了解一些近现代发明的时间及用途，激发自己热爱发明的情感。培养想象力，善 于观察事物。面对难题，用积极的态度去解决，发挥想象力，认识世界，改造世界。 二、教学重难点.教学重点：1）本课时的单词、词组和句型，学习运用一般过去时态的被动语态。2）学会询问发明时间及用途的基本句型：一When was the telephone invented? 一I think it was invented in 1876.一What are they used for?一They are used for seeing at night.1 .教学难点：运用一
3、般过去时态的被动语态来讨论发明的发明时间及用途。三、 教学过程I. Warming up1 . Change the sentences in passive voice.2 .展示中国古代四大发明，让学生明确中国曾为世界做出了巨大贡献。II. Presentation展示一些近代发明的图片，并引出问题：When was it invented?学生回答：It was invented in 十年份。III. Listening(lb)1. 让学生们看大屏幕讲解年份的表达方法，并做相应的练习；引导学生对la呈 现的年份进行练习。2. Listen to the tape recorder: W
4、hen were these things invented? Finish lb. Then listen again to check the answers.3. Practice in groups: When was the invented?It was invented in .Then ask some groups to practice in front of the classroom.:So, the car was invented before the TV, and the TV was invented after the car.IV. Listening (
5、2a)Look at the inventions in 2a: what are these?1. Listen to the conversation and order the inventions Ito 3.2. These are some interesting inventions, but, do you know, what are they used for? Listen again and finish 2b.3. Listen again and check the answers.4. make conversations using the informatio
6、n in 2b. Make a model:A: What are the shoes with special heels used for?B: They are used for changing the style of the shoes.V. Role-play (2d)Read the conversations and Let Ss read after the teacher.1. Explain some new words and main points in the conversation.2. Ask Ss to role-play the conversation in groups.X. Homework:conversations with partner by using the sentences we ve learnt in this class.2d and remember the phrase.