《Will books be replaced by the Internet?》Great inventions PPT课件3

Words review

look through    快速阅读；浏览

printing     n. 印刷

at a time    每次；一次

by hand     用手；靠手做

development  n. 发展；进步

trade  n. 买卖；交易

amount  n. 量；数量

store  v. 存储；储藏

varied   adj. 各种各样的； 各不相同的

form   n. 种类；类型；形态；存在形式

connection  n. 电话连接；计算机网络连接

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Objectives 

1. To learn about some inventions and how these inventions have changed people’s lives 

2. To learn some key words and useful expressions about invention 

3. To be able to write sentences using the passive voice

Words

printing      development     trade    result

spread      introduction   amount     store

form    single    direction    replace

Phrases

look through    by hand    at a time   

in a way   

Patterns

Books were only produced one at a time by hand.

Computers and the Internet are used in classrooms now.

Will books be replaced by the Internet?

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1.Work in pairs. Read the title of the passage in Activity 2.

Discuss and make a list of the advantages of books and the Internet.

Advantages of books

Books are inexpensive.

Books can go with you anywhere and be read everywhere.

Books can help you keep your brains sharp.

Advantages of the Internet

You can get information quickly.

You can get a great amount of information at a time.

The machine is smaller and lighter.

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2.Read the passage and match the main ideas with the paragraphs.

a) The world before printed books

b) The world after the invention of printing

c) Life with paper and printing

d) Technology and books

e) The future of books

3.Look through the passage again and complete the table.

About 2,000 years ago

paper created

During the Sui and Tang Dynasties

printing invented

Today

the Internet growing fast, computers and the Internet used in classrooms, newspapers and magazines read online

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Language points

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

每天晚上，我妈妈都在家翻阅杂志。

look through意思是“快速阅读；浏览”。例如：

Would you quickly look through the composition for me and see if there are any mistakes?

你能帮我迅速浏览一下这篇作文，看看有没有错误吗？

2. In those days, books were only produced one at a time by hand.

在那个年代，书是靠手工制作的，一次只能制作一本。

by hand表示“用手(做)”。 

Practise

All these toys are made by hand.

所有这些玩具都是手工制作的。

All the beds in my home are made by hand. 

我们家所有的床都是手工做的。

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

这样一来，书籍数量不多，价格又贵。

as a result意思是“作为结果；因此”，表示某种情况或行为所带来的后果，通常单独使用。例如：

Practise

He works hard at his lessons. As a result, he can pass all the exams. 

他努力学习功课。因此，他可以通过所有的考试。

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Let the word fly

1. at a time  一次

The machine can produce ten dozen cookies at a time. 

那台机器一次能生产十打曲奇。

2. at lunch   午饭

Pam’s at lunch just now.

帕姆现在在吃午饭。

3. at the beginning of    在……开始

At the beginning of the speech the chairman cracked a joke. 

在演讲开头主席开了一个玩笑。 

4. at work  工作

My husband is often at work late.

我丈夫经常工作到很晚。

5. at your age   在你这样的年龄

You should have more sense at your age.

你这个年龄不应该这样不懂事。

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Writing

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

1. Books were only produced one at a tie 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. 

Now work in pairs. Ask and answer the questions. Write full sentences with as a result, because or so.

1. Why is it hard to imagine a world without printing?

It’s hard to imagine a world without printing because we have so many printed things now

2. What was the result of few books being produced?

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

3. What happened after the printing technology developed?

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

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REVIEW 

important phrases and sentences

1. look through

2. at a time

3. by hand

4. in a way

5. Books were only produced one at a time by hand.

6. Will books be replaced by the Internet?

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I. 用方框中所给词的正确形式填空。

spread    introduce    by hand    compare

1. With the _______ of the Internet, great changes have taken place.

2. My handwriting can not be ________ with my father’s.

3. The news ________ through the

school very quickly.

4. The early books were produced _______.

Ⅱ. 根据汉语及提示完成句子。

1. 昨晚这个时候他正在翻阅几份文件。(look through)

He was looking through some papers at this time last night.

2. 我们努力学习，结果考试获得了好成绩。(as a result)

We worked hard. As a result, we got high grades in the exams.

3. 他的新毛衣是手工织的。(by hand)

His new sweater is made by hand.

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Homework

1. Preview the use of future simple passive.

2. Finish the exercises in Learning English.

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