初中英语外研版 (新标准)九年级上册Unit 2 Will books be replaced by the Internet?第4课时教案

1.学生自学生词，并记住单词拼写和拼读。

2.预习课本，找出重点短语和句式。

3.读、记后完成学案中自学导练作业。

Step 1  情景导入

T:Who can tell me the advantages of the Internet?

S1：…

S2：…

T:Will books be placed by computers? What will the future be like without books?

环节说明:本活动的目的在于复习上节课所学知识，唤起学生对知识的记忆。

Step 2完成教材Activities 3，4的任务

1.Complete the table. (Activity 3)

(1)学生细读课文，并在文章中找出时间状语。

(2)个体活动，填写表格，然后与同桌交流。

(3)教师点名，个体汇报，全班核对答案。

(答案：1.About 2,000 years ago—paper created

2.During the Sui and Tang Dynasties—printing invented

3.Today—the Internet is growing fast, computers and the Internet are used in classrooms, newspapers and magazines are read online)

让成绩好的学生根据活动3的表格，简要复述课文。

2.Complete the passage with the words in the box. (Activity 4)

（答案：1.developments 2.trade 3.spread 4.introduction 5.powerful 6.direction 7.replace）

Step 3  小结训练

1.As a result (结果）, people will be replaced  (取代) by robots.

2.The introduction (引进） of the new invention has changed our life in a similar way （用一种类似的方式）.

Step 4  完成教材Activities 5~7的任务

1.Read the sentences and notice how we give reasons and results. Now work in pairs. Ask and answer the questions. Write full sentences with as a result, because or so. (Activity 5)

(1)学生个体活动，默读句子，体会连词的用法。

(2)学生两人一组活动，模仿例句回答问题。全班反馈。

(3)学生个体活动，写下完整的句子。

（答案：1.It\'s hard to imagine a world without printing because we have so many printed things now, for example menus, comics and textbooks.

2.Few books were produced and, as a result, few people could read.

3.After printing technology developed, books were cheaper, so more people learnt to how to read.

4.Books might not be needed in the future because the Internet is growing quickly.)

2.Write full sentences with the notes in Activity 3. (Activity 6)

个人完成句子，两人一组交流信息,全班核对。

3.Write a passage about traditional printing and its future. Use the sentences you have written in Activities 5 and 6 to help you. (Activity 7)

(1)学生结合活动5和6思考写作内容，安排前后顺序，明确逻辑关系。

(2)个体完成短文写作。（将活动5中的句子连贯起来就可成短文）

(3)教师选择有代表性的作文进行讲评。

Step 5   问题探究

同伴交流，互评作文。尤其注意被动语态的使用是否正确。

Step 6  家庭作业

完成学案中的相关练习。

本节课活动目的是考査学生对所学词汇的理解和应用能力，培养学生的逻辑思维和有条理地安排文段的能力，练习使用被动语态和表原因或结果的连词。除了部分词汇及短语较生疏外，对其他知识掌握很好。课外加强习题训练。