外研版九年級英語上冊《Language in use》Great inventions PPT課件下載，共43頁。

Learning goals

通過本課的學習，學生能夠：

①總結和鞏固一般將來時的被動語態的用法。

②能夠正確使用被動語態對發明物的信息進行討論。

③復習并熟練運用本單元的重點單詞和短語。

Language practice

Observe the following sentences carefully. And pay attention to the words in red.

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

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

3. Will books be replaced by the Internet?

各類句式

肯定句形式：

主語+ will/be (am/is/are) going to+be+done

否定句形式：

主語+ will not/be (am/is/are) not going to + be +done

一般疑問句形式：

Will+主語+be+done?   

Be (am/is/are) +主語+going to+be done?

特殊疑問句形式：

特殊疑問詞+will+主語+be+done?

特殊疑問詞+be (am/is/are) +主語+going to+be done?

Sample

A new floor will be built.

New furniture/desks/chairs will be bought.

A new blackboard will be bought.

A new interactive whiteboard will be bought.

The windows and the door will be changed.

The color of the walls will be changed.

Listen again and read.

After printing was invented, knowledge was spread around the world by books. For many years, books were very expensive. Each one was written by hand, so very few books were produced. Today, books are produced quickly. They’re light, cheap and easy to get hold of.

But the early books are now too valuable to be picked up and held in the hand, so here in the British Library, they were copied onto a computer a few years ago. Have a look at the screen here. You can turn the pages on the screen, without touching the real books.

Discussing inventions

Think of an invention that has changed your life.

Make notes about the invention: 

1.What is it?

2.Why is it useful?

Research how the invention has been developed and make notes about what you find out.

Summary

1.Grammar:總結并鞏固一般將來時的被動語態。

2.介紹電子書這個發明的歷史和優缺點。

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