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《Reading(1)：The evolution of video and sound devices》公开课教案优质课下载
2. Develop students’ ability of cooperation with each other.
Teaching important point:
Help students to learn about the evolution of video and sound devices.
Teaching difficult point:
Instruct students to cooperate with each other to express by themselves as to the development of other devices.
Teaching aids:
Multimedia& Blackboard.
Teaching procedure:
Step1. Check the self-study
T: Since last night you previewed, let’s have a check.
1. Pre-reading
T: Multiple choice: No. 1 According to the passage, we can know that teleportation ________. Who can tell me the source of information? Which paragraph?
S: …(Another sentence)
T: Did you pay attention to the sentence ”So far scientists have only been able to teleport photons—particles(粒子) that carry light and laser beams(激光光束).” That’s the source of information.
T: Any more question?
（就学生出错高的题目进行了讲解。让做对的学生先出示答案出处，然后教者再给与指导。）
T: So could you tell me what the passage is about? Or just give the passage a title. Just one word.
Ss: Teleportation.
T: Yes. It is connected with technology. Today we will learn another passage still concerning technology—Te evolution of video and sound devices
（进一步提问这篇文章的主题，为了导出本课的内容，起到了导入的作用。）
2. Reading strategy
T: In order to have a good understanding of the passage, you should master some reading strategy. So what’s the reading strategy here?
Ss: Headings appear before each section of a text to show you how a text is organized and give an idea as to the contents of each section.
（既是检查学生的预习情况，也是对Reading strategy的介绍。）
T: Let’s look at the title. What does this word “evolution” mean? In English, please.