《Will books be replaced by the Internet?》Great inventions PPT精品课件

外研版九年级英语上册《Will books be replaced by the Internet?》Great inventions PPT精品课件，共22页。

Learning Objectives

By the end of the class, we will be able to:

1. compare the advantages and disadvantages of books and the Internet;

2. analyze the changes that paper and priting brought to people in ancient times;

3. talk about how computers and the Internet are used in our daily lives;

4. give your opinion about whether books will be replaced by the Internet.

Free Talk

Read the title of the passage. Do you think books will be replaced by the Internet?

Read the 2nd and 3rd paras and answer the questions.  

1. When was the paper created?

2. How did paper change people’s lives in ancient times?

3. Could everyone read books in ancient times? Why?

4. When was printing invented?

5. What changes has the development of printing brought to people?

Writing

Read the sentences and notice how we give reasons and results.

1. Books were only produced one at a time by hand. As a  result, there were not many books.

2. Because there were not many books, few people learnt to read.

3. These machines are smaller and lighter than books, so  they are easy to carry.

Language Points

1. Every evening, my mother looks through magazines at home.

look through 快速阅读; 浏览

e.g. If you want to know more about space, please look through the book A Brief History of Time.

其他与look搭配的短语

look forward to 盼望；期待

look up 查阅；仰视

look after 照料；照顾

look like 看起来像

look over 仔细检查，查看

look out 留神，注意

2. As a result, there were not many books, and they were expensive.

as a result 作为结果; 因此

e.g. He made a big mistake. As a result, he lost his job.

Bill was late as a result of the heavy traffic.

as a result表示结果,可作为插入语，一般用逗号与后面的部分隔开。

as a result of… 意为“由于……”，其后接名词或名词性短语。

3. Knowledge and ideas spread faster than ever before.

spread  v. 扩展; 蔓延; 传播（过去式和过去分词都是spread)

e.g. The news of this accident soon spread in London.

spread out 张开；伸开

spread over… 遍布在……

spread to 传播到；蔓延到

4. In a way, we can compare the invention of paper and printing to…

in a way 从某一角度; 从某一点上看; 在某种程度上，相当于in one way

e.g. The article is well written in a way.

5. Will books be replaced by the Internet?

replace  v. 替换; 取代

e.g. The factory replaced most of its workers with / by robots.

In most parts of China, cash is almost replaced by online payment. 

replace…with / by… 用……代替……

be replaced by…  被……所取代

… … …

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