外研版九年級英語上冊《Will books be replaced by the Internet?》Great inventions PPT精品課件，共22頁。
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 快速閱讀; 瀏覽
e.g. If you want to know more about space, please look through the book A Brief History of Time.
其他與look搭配的短語
look forward to 盼望；期待
look up 查閱；仰視
look after 照料；照顧
look like 看起來像
look over 仔細檢查，查看
look out 留神，注意
2. As a result, there were not many books, and they were expensive.
as a result 作為結(jié)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表示結(jié)果,可作為插入語，一般用逗號與后面的部分隔開。
as a result of... 意為“由于......”，其后接名詞或名詞性短語。
3. Knowledge and ideas spread faster than ever before.
spread v. 擴展; 蔓延; 傳播（過去式和過去分詞都是spread)
e.g. The news of this accident soon spread in London.
spread out 張開；伸開
spread over... 遍布在......
spread to 傳播到；蔓延到
4. In a way, we can compare the invention of paper and printing to...
in a way 從某一角度; 從某一點上看; 在某種程度上，相當(dāng)于in one way
e.g. The article is well written in a way.
5. Will books be replaced by the Internet?
replace v. 替換; 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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