Welcome to my class

1. Welcome to my class

2. Unit 4 Topic 2When was it developed? Section A 执教人：Wei Shiliang

3. 一、Teaching aims and demonds: 1.Learn the simple passive voice. (1)Learn the differences between“be made of” and“be made from”. (2)Learn the sentence pattern“When/where was it developed?” 2.Learn to express hope and wishes. 3.Talk about new teachnologies and inventions. 二、Important &different points: (1) The simple passive voice; (2) Useful experssions: be made of ; be made from; be used for + doin etc

4. Topic 2 When was it developed ? Section A

5. Look and say 1 Be made of 由……制成 （可以看到原材料，既物理变化） eg:The knives are made of iron. • Be made form 由……制成 （看不到原材 料， 既化学变化） eg:The red wine is made from grapes. 3 Be used for （ + n / ving） 被用做…… • eg:Pens are used for writing

6. 知识拓展： 〖 be made in 在…制造 be made up of 由…组成 be made into 把…制成… 〖 be used as 被做为…用 be used to do sth 被用做去做某事

7. Look and say A:What’s this in English? B: It’s a computer desk. A: What’s it made of? B: It’s made of wood. A: What’s it used for? computer desk/wood B: It’s used for holding a computer .

8. A: How do you say this in English? B: It’s a piece of paper. A: What’s it made from? B: It’smade fromwood. A: What’s it used for? B: It’s used forwritingon. Paper/wood

9. red wine /grapes

10. Look and say A:What’s this in English? B:It’s a bottle of red wine. A:What’s it made of ? B:It’s made of grapes. A:What’s it used for? B:It’s used for drinking . red wine /grapes

11. toothbrush /plastic

12. Look and say A:How do you say these in English? B:They’re toothbrushes. A:What are they made of ? B:They are made of plastic. A:What are they used for? B:They are used for washing teeth. toothbrush /plastic

13. towel/cotton

14. Look and say A:What’s this in English? B:It’s a piece of towel. A:What’s it made of ? B:It’s made of cotton. A:What’s it used for? B:It’s used for washing faces. towel/cotton

15. ruler/steel

16. Look and say A:How do you say this in English? B:It’s a ruler. A:What’s it made of ? B:It’s made of steel. A:What’s it used for? B:It’s used for drawinging a line. ruler/steel

17. lift/iron

18. Look and say A:What’s this in English? B:It’s a lift. A:What’s it made of ? B:It’s made of iron. A:What’s it used for? B:It’s used for going upstairs. lift/iron

19. ink/carbon

20. Look and say A:How do you say this in English? B:It’s a bottle of ink. A:What’s it made of ? B:It’s made of carbon. A:What’s it used for? B:It’s used for writing. ink/carbon

21. 2a Look ,listen and say

22. 2b Pair work 1 2 mobile phone computer 4 3 MP3 player digital camera

23. 2b Match the pictures. 3 4 2 1

24. 2b Match the pictures. 1 1 3 3 4 4 2 2

25. 2b Make similar dialogs A: When was it developed? B: It was developed in…. B: Where was it developed? C: It was developed in…. C: What’s it used for? D: It’s used for …. D:……… A:……… 1 3 2 4

26. A B Choose the right answer: ( )1.That’s a nice watch! Is it made___China? A.in B.from C.of D.into ( )2.-IS white desk made___ wood? A.in B.of C.from D.into ( )3.Was the paper made___ wood? A.of B.from C. by D.in ( )4.Computer is known___ a great invention all over the word. A.for B. as C.by D. to ( )5.We went to the country__a very cold morning. A.at B.in C. on D.of ( )6.She’ll call me as soon as she___in Beijing. A. arrives B.will arive C.would arive D.arived ( )7.Computers can be used___ many field. A.in B.for C.by D.as ( )8.Please speak clearly to make yourself ___. A.understand B.to understand C.understood D.undeerstanding ( )9. MP3 is used ___ listening to musick. A.to B. for C. by D.as ( )10. CD is ___than a recorder. A.useful B. usefuler C. more useful D. the most useful B B C A A C B C

27. Consolidation Make a dialog similar to 2a.

28. Thank you!