2. Unit 4 Amazing Science Topic 2 When was it invented?

3. Task 1 : Brainstorming

4. woodcotton carbonsteel iron ['a ɪ ən] plastic leathercloth

5. It’s made of metal, it’s used for sending satellites or spaceships into space. rocketsatellite [ ' r ɔ k ɪ t] n. 火箭（可数） [ ' sætəla ɪ t ] n. 卫星 （可数） [ ' metl] n. metalmetal Task 2 : Guessing game 金属（不可数）

6. It’s made of plastic. It’s used for brushing teeth. toothbrush [ ' t u: θbr ʌ ʃ ] n. 牙刷 ( 可数 ) 复数形式： toothbrushes It’s made from carbon. It’s used for writing in. [ ɪ ŋk] n. ink 墨水 （不可数） 两瓶墨水 two bottles of ink

7. 1. rocket 2. metal 3. satellite 4. ink 5. toothbrush for 6. be used New words [ ' r ɔ k ɪ t] n. 火箭 （可数） ['sætəla ɪ t ] n. 卫星 （可数） ['tu:θbr ʌʃ ]n. 牙刷 ( 可数 ) [ ɪ ŋk] n. 墨水 （不可数） ['metl] n. 金属 （不可数） to + doing sth. + do sth. 被用于做 ……

8. computer desk / wood / hold a computer sweater / cotton / keep warm A: What’s this in English? B: It’s __________________. A: What’s it made _______? B: It’s made ____________. A: What’s it used for? B: It’s used for ___________. = It ’s used to ___________. a computer desk of of wood holding a computer hold a computer a sweater of of cotton keeping warm keep warm

9. paper / wood / write on ink / carbon / write in A: What’s the English for this? B: It’s __________________. A: What’s it made _______? B: It’s made ____________. A: What’s it used for? B: It’s used for ___________. = It ’s used to ___________. a piece of paper from from wood writing on write on a bottle of ink from from carbon writing in write in

10. The pencil is made of wood. The paper is made from wood. be made of 由 … 制成 + 材料 （看得出） （看不出） 1.The desks __________________________ wood. 2.The red wine __________________________ grapes. 3.The bed _________________________ iron. are made of is made from is made of be made from

11. 1.The brushes ____________ plastic. They are used for ______________. 2.The bed ______________________ iron. It’s used for ______________. 3.The ruler ______________________ steel. It’s used for ____________. 4. This bottle of ink ___________ carbon. It’s used for __________. is made of are made of brushing teeth sleeping on measuring with is made from writing in Task 3: Speaking practice 1:

12. Task4: Speaking practice2: Pair work Example: A: What’s this in English ? =What’s the English for this? B: It’s a(an) … A: What’s it made …? B: It’s made …. A: What’s it used for? B: It’s used for (to)...

13. be made of 由某种物质做成 ( 看得出原材料, 物理过程 ) be made from 由某种物质制成 ( 看不出原材料, 化学过程 ) be made up of 由几部分组成 be made in 在某地制造 be made by 由某人制造 be made into 被制成 be used for doing 被用来做 = be used to do 被用来做 be used as 被用作 used to do sth. 过去常做 be used to doing sth. 习惯于做 2 Our class is made up of fourteen boys and sixteen girls. The car is made in China. The cake was made by my mother. The cloth is made into a bag. English is used as a foreign language in China. They used to swim in the river. I am used to getting up early in the morning. 知识总结及拓展

14. 1.— What are your shoes made ________? — Leather. 2. His watch was made ________ Shanghai. 3. The machines were made _________ many workers. 4. Glass can be made ________ bottles. 5. Everyone knows ink is made _________ carbon. Fill in the blanks with of; from; by; into; in. of in by from into

15. 1.Clothes _______________ keeping warm. 2.The car belonged to my grandfather, but it ___________ my father now. 3.Chinese _________________ the mother tongue by us Chinese. 4.The knife _____________ cut meat. = The knife is used for cutting meat. Fill in the blanks with be used for; be used to do; be used as; be used by. are used for is used by is used as is used to

16. Task 6: Describe the things around you with your partner: be made of be made from be made in be used for doing sth. be used to do sth. … This is (These are)… It is one of my favorite... It is made of / from … It is used for / to … I often… I like it very much.

17. Wow !A model rocket ! Task 5: Look, listen and answer. A. What’s it made of? B. It’s made of metal. A. Do you know what it is used for? B. It’s used for sending satellites or spaceships into space.

18. Key points 1. 被允许做 …… _________________ 2. 花时间（金钱）做 …… _________________ 3. 某一天, 总有一天 ( 将来 ) _________________ 4. 变成真的, 实现 _________________ 5. 我希望将来有一天我能上太空。 6. 我希望你的愿望能实现。 7. 如果你花太长时间在它们身上会对你的健康有害。 8. 我不被批准玩电脑游戏。 some day=one day come true be allowed to do sth. spend…on sth./ (in)doing sth. I wish I could go into space some day. I hope your dream will come true. It’s bad for your health if you spend too much time on them. I’m not allowed to play computer games.

19. 1.People who drink wine _____ to drive after May Day. (2011 广东） A. don’t allow B. isn’t allowed C. mustn’t allow D. mustn’t be allowed 2. – Excuse me, what’s this for? – It’s a cleaner and it _____ to pick up dirt. (2010 广州） A. uses B. is used C. is using D. used 3. It _____ last week that the haze （雾霾） in Beijing caused many problems. （ 2013 肇庆） A. reports B. reported C. is reported D. was reported 中考链接 D B D

20. What have we learned today? 本节收获 2.Phrases: be allowed to do sth. be made of be made from be used for doing sth. be used to do sth. 1.Words: rocket 、 metal 、 satellite 、 toothbrush 、 ink

21. 1. Write a short passage about one of your favorite things. 2. Recite 1a. 3. Finish the exercises of Section A in workbook.