《Will computers be used more than books in the future?》Great inventions PPT课件下载

外研版九年级英语上册《Will computers be used more than books in the future?》Great inventions PPT课件下载，共35页。

Lead in

Free talk:

Can you list the great inventions that are made by Chinese ancients？

Presentation

Who invented them?

Common people invented compass.

Practice

Work in pairs. Look at the pictures and answer the questions.

1. How have these inventions changed people’s lives?

2. Which one do you think is the most important?

3. What other important inventions can you think of?

Listen and complete the sentences.

1. Lingling loves her mobile phone because she can _____________.

2. All of Daming’s friends’ numbers are __________ in his phone.

3. Today’s cameras are better than old cameras because they do not _________ and the photos can __________.

4. Lingling thinks everything _________ by computers to some degree, so the computer is _____________ invention.

Answer the questions.

electronic     fix      instruction    invention     lend       mail       page       website 

possible answers:

1.How do you fix a camera if the memory card is full?

If my memory card is full, I will copy some pictures to my computer.

2. When do you need to read the instructions?

I need to read the instructions before I use a new machine or I meet some problems.

3. How often do you send messages by mail?

I send messages by mail every day.

Language points

1. They’ll be put up on the school website.

它们(照片)将被公布在学校的网站上。

put up的意思是“张贴；公布；挂起”。例如：

You can put up the notice on the noticeboard.

你可以把同志贴在布告栏上。

We’ve put up some new curtains in the living room.

我们在客厅里挂了一些新窗帘。

2. Some were huge ones with thousands of pages.

有的书甚至有几千页厚。

thousands of 后接可数名词的复数形式,表示不确定的数字，意为“成千上万的；数以千计的”，不能和数词连用。例如:

Thousands of people lost their homes in the Ya’an earthquake.

在雅安地震中，成千上万的人失去了他们的家园。

Pronunciation

分析:一些长的句子需要按照意思的群落（即“意群”）适当断开、稍加停顿（即“停顿”），断开的几部分都具有相对完整的意思。按照一般语法结构，可划分为以下意群单位：

(1)短句     (2) 名词短语  (3) 介词/不定式/分词短语 (4) 动词短语  (5) 主谓结构 

(6)动宾结构 (7) 系表结构 (8) 动状结构 (9)主句-从句。 

总结回顾

1. put up

2. thousands of

3. get information on the Internet

4. They’ll be put up on the school website.

5. Will computers be used more than books in the future?

Homework

1. Preview the new words and expressions .

2. Search on the Internet and make a list of the advantages of books and the Internet.

… … …

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