冀教版八年级下册英语 Unit4 Lesson 21 教案.doc

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1、Lesson 21 :Books or Computers?一 、Teaching content:（教学内容）1. New words and phrases:press,appear,modern,electronic,sell,pass on,by hand,printing press,keep on,write down,thousands of.2.Understand the meaning of text.3.Talking about the books how to develop.二、Teaching goals：（教学目标）1. Master the new words

2、 and phrases,understand the meaning of text.2.Talking about the books how to develop.3.Ask the Ss to discuss how to read in computer or other ways in the future?三、Key points:（重点）Master the new words and phrases,understand the meaning of text.Talking about the books how to develop.四、Difficult points:

3、（难点） Ask the Ss to discuss how to read in computer or other ways in the future?五、Teaching aids:（教学辅助） Recorder, pictures or cards.六、Type of the lesson:（课程类型） New lesson.七、Teaching procedure：（教学过程）Step 1.Analysis of the student.(学生分析)Homework check.Review:In last lesson,we learned the computer is ver

4、y helpful,and we must learn to use the computer,we can learn something interesting things from the Internet.In this lesson,we will learn how the information to travel?from books or computers more easier?Step 2. Lead in.（引入）Greet the students in English and make sure they can response correctly.Do th

5、e duty report: a student on duty can say whatever he/she likes to say.Come to “Think about It!”How many books have you read this year?Do you read e-books?Do you like them?Step 3. New lesson.（新课）No. 1 prepare lessons before class.Come to the vocabulary.Teach the new words and phrases.make sure the Ss

6、 can read it correctly.No. 2Text:Give them some time to read the text themselves. Then let them act out the dialogue in groups. Correct their pronunciation when necessary.Read the lesson and answer the questions:How did people write books in ancient times?What made it possible to print books quickly

7、?What kind of books quickly changed peoples reading habits?At last,the teacher explain the text in Chinese,make sure the Ss can understand the meaning of text.No. 3Important phrases:It was possible to print books quickly.It is easier for people to buy and sell books online.No matter what you have,a

8、computer.,keep on reading!No. 4 Culture Tip:Did you know that China was the first to invent paper?Paper was invented during the Han Dynasty.Paper is one of the four great inventions of ancient China.The other three inventions are compass,printing press and gunpowder.No. 5 Finish “Lets Do It!”Step 4.

9、 Play the tape for the Ss to follow.Make the Ss listen the text,then let them read follow the tape.Step 5.Summary. （小结）Sum up the text what we learned,the new words,phrases,and sentences.Sum up the grammar.Step 6. Homework.（作业）Finish the activity book and the practice.Copy the new words and phrases twice.Step 7.Blackboard-writing:（板书）The new words,the master phrases,important sentences.The grammar and practice.八.Teaching reflection:（教后反思）