英语教案 (2).doc

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1、Unit 6 When was it invented?Section A 1 (1a-2d)一、教学目标：1. 语言知识目标：1) 能掌握本课时生词，及以下句型： 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，面对难题，用积极的态度去解决，发挥想象力，认识世界，

2、改造世界。二、教学重难点1. 教学重点：教学目标1中的两个基本句型。2. 教学难点：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。三、教学过程I. Warming up1. 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 BenzS2: Alexander BellS3: J. L

3、. BairdLet Ss match the inventions and the inventors. 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如果爱和发明者的图片,并将句子改为被动语态。如：T: Karl Benz invented the first car in 1885.The first car was invented (by Karl Benz) in 1885. Talking1. Look at the pictures in 1a. Discuss with your group, in what order do you t

4、hink theywere invented? Try to number them 1-4.2. Ss discuss with their partners and number the pictures. Listening (1b)1. Play the recording for the Ss to listen.2. Play the recording again.3. Check the answers. Pair work (1c)1. Ss try to remember the invention and the year.2. Student B, cover the

5、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. Learning the new words & ListeningLook at the pictures then learn the new words.Work on 2a:1. Look at the pictures in 2a. Discuss the thi

6、ngs what they are used for.2. Play the recording for the Ss to listen and number the pictures.3. Play the recording again to check the answers.Work on 2b:1. Play the recording for the Ss to fill in the blanks.2. Play the recording again to check the answers.3. Listen again and fill in the blanks. Pa

7、ir work (2c)1. Let some Ss make conversations using the information in 2b.2. See which group does 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.HomeworkRecite the conversation in 2d.