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1、九年级Unit 6 When was it invented? Section A 1 (1a-2d)教学设计 王天骄教学重难点：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：When was the telephone invented?I think it was invented in 1876.What are they used for?They are used for seeing at night.3、运用一般过去时态的被动语态来讨论发明的发明时间及用途。教学目标：1. 语言知识目标：1) 能掌握以下单词： heel, s
2、coop, electricity, style, project, pleasure, zipper, daily, website, pioneer, list, mention能掌握以下句型： When was the telephone invented?I think it was invented in 1876. What are they used for?They are used for seeing at night.2) 能谈论物品被发明的时间、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
3、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。过程设计教学环节教学内容活动设计信息技术应用导入I. Warming up展示一些近代发明的图片与近代发明的发明者，让学生们将图片与发明者相连。展示一些近代发明的图片与近代发明的发明者，让学生们将图片与发明者相连。 T: Do you know what these inventions are?S1: Its a car. S2: Its a telephone. S3: Its a television. T: Do you know who these inventors are? S1: Karl Benz S2:
4、Alexander Bell S3: J. L. Baird Let Ss match the inventions and the inventors.多媒体课件步骤一.Presentation引导学生们学习一般过去时态的被动语态结构。让学生们看大屏幕的发明和发明者的图片,并将句子改为被动语态。T: Karl Benz invented the first car in 1885. The first car was invented (by Karl Benz) in 1885.多媒体课件步骤二. Talking and Listening (1b)1. Look at the pictu
5、res in 1a. Discuss with your group, in what order do you think they were invented? Try to number them 1-4. 2. Ss discuss with their partners and number the pictures. 3. Talking about the inventions: A: I think the TV was invented before the car. B: Well, I think the TV was invented after the TV. Lis
6、tening (1b) 1. T: Tell Ss look at the pictures and years on the left. 2. Play the recording for the Ss to listen. 3. Ss listen to the conversation and try to match the invention with the proper year. 4. Play the recording again. 5. Check the answers多媒体课件步骤三. Pair work (1c)1. Ss try to remember the i
7、nvention and the year. 2. Student B, cover the dates. Student A, ask Student B when the things in the picture in1b were invented. Then change roles and practice again. 3. Let some pairs ask and answer in pairs. e.g. A: When was the telephone invented? B: I think it was invented in 1876. 多媒体课件步骤四. Le
8、arning the new words & Listening1. Look at the pictures then learn the new words. Work on 2a. Tell Ss they will hear some interesting inventions. Look at the pictures in 2a. Discuss the things what they are used for. Play the recording for the Ss to listen and number the pictures. Play the recording
9、 again to check the answers. 2. Work on 2b. Let Ss read the chart below. Explain some main sentences for the Ss. Make sure they know what to do. Play the recording for the Ss to fill in the blanks. Play the recording again to check the answers. 4. Listen again and fill in the blanks. 多媒体课件. Pair wor
10、k (2c) And Role-play (2d)1. Tell Ss to make conversations using the information in 2b. Make a model for the Ss. A: What are the shoes with special heels used for? B: They are used for changing the style of the shoes. 2. Let some Ss make conversations using the information in 2b. 3. See which group d
11、oes the best. Role-play (2d) 1. Read the conversations and Let Ss read after the teacher. 2. Explain some new words and main points in the conversation. 3. Ask Ss to role-play the conversation in groups. 多媒体课件步骤六X.Language points 1. have a point 有道理e.g. I admit (that) you have a point. 我承认你有理。 2. be
12、 used for doing sth.表示“被用来 做某事”。 相当于be used to do sth. e.g. This computer is used to control all the machines. 这台电脑是用来控制所有机器的。Do you know what this tool is used for? 你知道这工具是用于做什么的？ 3. think about 表示“考虑，想起”e.g. He is thinking about travelling in the summer holidays. 他正在考虑暑假旅游的事。She was thinking about
13、 her childhood days. 她正回想她的童年时期。 【拓展有关think 其它的短语】 think of 指“考虑，记忆，记起”如：You think of everything! 你全都提到了。 I cant think of his name at the moment. 我一时想不起他的名字。 think sth. over指“仔细想，审慎思考，作进一步考虑” 如：Please think over what I said.请仔细考虑我说的话。 I want to think it over. 我想仔细考虑一下这件事。 多媒体课件结束HomeworkRecite the c
14、onversation in 2d.教学效果检测题一、填单词1. -When was the computer i_?- I dont know.2. Well, I think you do seem to have a p_.3. Much of the country is c_ by forest.4. Many girls like shoes with s _ heels.5. Shorts skirts are back in s_.二、根据汉语完成句子。1. 你认为是谁发明了电脑？_ do you think _ the computer?2. 毛衣是用来保暖的。Sweaters _ _ _ _ _.3. 你能想出一个答案吗？Can you _ _ an answer?4. 英语老师经常使用录音机。Recorders _ often _ _ English teachers.5. 比尔.盖茨 是一个计算机方面的先驱。Bill Gates is a computer _.