1. Module 4 Great inventions Unit 1 Paper and printing have been used for ages.

2. Four great inventions in ancient China: Papermaking Gunpowder Printing Compass Pre-listening

3. People have used the paper for ages. ↓ The paper has been used for ages have/has been done

4. With the development of the science and technology, computers have become more and more popular. Can the ordinary magazines be replaced by the online books one day? 情态动词 be done

5. Talk about the advantages and disadvantages of the online magazines.

6. Listen to A2 and check the true statements. While-listening

7. Listen again and read in a low voice.

8. Listen to A3 with the books open to find sentences with have/has been done and 情态动词 be done.

9. A6 A5 A4.

10. With the development of the science and technology, e-books have become more and more popular. E-books have many advantages. For example, we needn’t go to the bookshop, because we can just go online to read the book we like at home. And you can share your e-books with your friends anytime. What’s more, a lot of paper can be saved and trees can be protected. In short, our life has been changed by them.

12. It took Edison 15 years to invent light bulb.

13. Genius is 1% inspiration [ɪnspɪ'reɪʃ(ə)n] and 99% perspiration [pɜːspɪ'reɪʃ(ə)n]. ---- Thomas Alva Edison

14. Madame Curie worked hard all her life to discover Radium.

15. Stephen Hawking has always done his scientific research, although he is disabled.

16. Yuan Longping has improved rice to help the development of the agriculture.

17. 莱昂纳多 · 达 · 芬奇 ( 意大利 ) Leonardo da Vinci 最著名的发明：计算器 尼古拉 · 特斯拉 ( 美国 ) Nikola Tesla 最著名的发明：无线电 亚历山德罗 · 伏特 ( 意大利 ) Alessandro Volta 最著名的发明：电池 亚历山大 · 贝尔 ( 英国 ) Alexander Bell 最著名的发明：电话 詹姆斯 · 瓦特 ( 英国 ) James Watt 最著名的发明 ：改进型蒸 汽机