9_U6_L1第一四版

1、Unit 6 When was it invented?The First Period Section A 1a -2cTeaching aims 教学目标一、通过学习，熟练掌握以下词汇：style, project, pleasure, mention二、通过问答，掌握以下句型：1. A: When was the telephone invented?B: I think it was invented in 1876.2. A: What are they used for?B: They 're used for seeing in the dark.三、1.正确运用被动语态

2、谈论重要的创造的历史和用途。2.掌握一般过去时态的被动语态 , 由 was/were + 过去分词构成。学会单词 invent, 以及 be used for 的用法四、通过熟悉我们周围经常使用创造物的历史来开阔眼界， 丰富自己的阅历， 使自己养成勤 于思考，善于总结的好习惯。本节课的生词较少， 而且单词的拼写比拟简单， 所以学生学起来不会感到困难， 如果班级 学生的水平较高，可以鼓励学生当堂掌握。 Difficulties 难点：被动语态 /be used for 的用法。Teaching steps 教学步骤1. Warm-up and revision 课堂热身和复习1Discuss i

3、n groups:Which do you think is the most useful invention?2Discuss in groups: In what order do you think they were invented?A: I think the TV was invented before the car.B: Well, I think the TV was invented after the car. 教学设计说明：利用图片引出话题， 创设情景 ，激活学生思维。2. Presentation 呈现新知识Work on 1b . Listen and answ

4、er:Which inventions are they talking about ?Listen again and match the inventions with the years.3. 再听一遍录音，选择方框中适宜的短语完成下面的对话。Alice: Was your life very difficult when you were a kid? Grandma: Oh, not really. Why?Alice: Well, you didn _'_t like a telephone, right?Grandma: Of course we did! How old

5、 do you think I am? The telephone was invented in 1876. You , Alice!Alice: Ha, ha! How about cars? They weren' t invented yet, were they?Grandma: Yes, they were. Cars were invented in 1885. .Alice: Well, did you have a TV?Gran dma: No, we. They were expe nsive in those days. The TV was inven ted

6、 around1927, I think.Alice: Well, I know that you didn ' h ave a computer , because we learned in school that pers onal computersin 1976.Woman: You' re right. But I have one now!教学设计说明：由易到难，训练听力的同时熟悉本课可功能句。4. Pair workA: When was the teleph one inven ted?B: I think it was invented in 1876.教学

7、设计说明：有输入变为输出，检查学生掌握本课功能句的情况。完成学习目标45. Work on 2aLook at the picture below. What are the things on the table?教学设计说明：让学生熟读短语并明白其汉语大意。为后面的听力扫清生词障碍。6. Liste n and nu mber the inven ti ons 1-3 in the order you hear them.7. Liste n aga in and complete the chart below8. 观察与思考：通过刚刚的听力训练，我们来总结一下be used for意为

8、"被用来做，介词for表示目的和用途，后面接 或。例如：Kni ves are used for 子是用来切东西的。练习：翻译句子(1) 它用来在黑暗中照明。 (2) 钢笔是用来写的。完成学习目标1、2、39. Pair work用上面表格中的信息编对话。谈论时可借助如下对话形式：A: What are they used for?B: They're used for seeing in the dark.10. Pair work利用所给信息，组织一下对话。A: When wasinven ted?B:A: Who i nvented it?B:A: What are they used for?B:11. 小结。检测本课学习情况。12. Homework针对同学们所展示的最有用的创造，介绍创造者，何时创造的，