Unit 4 Lesson 21 Books or Computers 学案 2023-2024学年初中英语冀教版八年级下册

Unit 4 Lesson 21 Books or Computers? 【学习目标】 1.能用英语描述纸质书、印刷机和电子书的发展历史; 2.掌握if引导的条件状语从句,能正确使用本课的重要句型; 3.本课通过让学生了解在网络时代读书的途径,建议学生坚持阅读,养成良好的阅读习惯。 【预习导学】 一、填一填 1.It is impossible for me to use the printing ______ (印刷机).  2.When the rain ______ (消失), the rainbow comes out.  3.We must learn new things to follow the ______ (现代的) world.  4.The ______ (电子的) ID card makes us easier to go out.  5.The vegetables in the market were very fresh and ______ (卖)well.  二、连一连 【答案】预习导学 一、 1.press　2.disappears　3.modern　4.electronic 5.sold 二、 【合作探究】 任务驱动1 阅读训练 1.读课文,完成课本习题1。 2.读课文,完成课本习题2。 3.读课文,给下面句子排序。 (______)Then, the printing press appeared and changed the world. (______)In ancient times, people passed on their knowledge by telling stories. (______)Later, people learned how to write and make paper. (______)It was possible for common people to read books. (______)Recently, computers and the Internet changed the world again. (______)Nowadays, people have many ways to read. (______)E-books are quickly changing people's reading habits. 任务驱动2 听力训练 ◎学法指导:听录音之前仔细阅读短文,了解大意。注意单词的正确形式,可勾出关键词。 1.听课文,判断正(T)误(F)。 (______)(1)It didn't need a long time to write a book in ancient times. (______)(2)With the printing press, it was possible to read books. (______)(3)E-books won't change people's reading habits. 2.听课文,完成句子。 (1)People learned how to ______ and make paper.  (2)With ______ technology, it was possible for common people to print books quickly.  (3)A new kind of book appeared: ______ .  任务驱动3 小组合作 1.读课文,完成课本习题3。 2.读课文,完成课本习题4。小组合作,就喜欢读纸质书还是电子书来采访你的小组成员,并完成下列表格。 Do you like reading paper books or electronic books? What are the advantages of paper books? What are the advantages of electronic books? How often do you read books? 【答案】合作探究 任务驱动一 3.3　1　2　4　5　7　6 任务驱动二 1.(1)F　(2)T　(3)F 2.(1)write　(2)modern　(3)the electronic book (e-book) 【知识超市】 [命题点] They wrote each word by hand.他们用手写每个字。   ◎观察思考: 1.I learn English by listening to music.我通过听音乐学习英语。 2.My grandma made