2017-2018学年人教版 必修2 Unit 3 Computers-Reading教案 
2017-2018学年人教版 必修2 Unit 3 Computers-Reading教案 第3页

  学生通过小组讨论获取填写表格所需要的信息。这一过程培养学生的合作意识,并提高学习效率;同时可以培养学生解决问题的能力,以及通过查找主题句,划分细节进行阅读技能训练。

  

     Paragraph 1   Paragraph 2   Paragraph 3   Topic

  sentence   Over time I have been changed quite a lot.   These change only become possible as my memory improved   Since the 1970s many new applications have been found for me   Supporting

  details   1. calculating machine

  2. analytical machine

  3. PC

  4. laptop   1. tubes

  2. transistors

  3. chips

  4. network

  5. world Wide Web   1. communication

  2. finance

  3. trade

  4. robots

  5. mobile phones

  6. medical operations

  7. space rockets

  8. providing a life of high quality   

  First students complete the chart above, and then decide the title below.

  Paragraph 1 How the modern computer come into being.

  Paragraph 2 The wide use of the computer.

  Paragraph 3 The history and development of the computer

  The title The improvement of the memory of a computer.

  StepⅤConsolidation

  Intensive reading for language

Ask students to read the text carefully again and discover the useful words and expressions (even wonderful sentences) they think. Collect the useful words and expressions they find out in the passage. (It is better to present them on the screen.)