2. Section A

3. Museum

4. Invention Museum

5. How much is it?

6. 18 How much is it?

7. Rule Only one group that gets the most scores( 分数 )can enter the museum.

8. Guessing: What is it?

10. Microwave oven It is used for cooking and heating food ( 加热 )

11. What food can be heated in it?

12. What is it used for? It is used for counting. calculator

13. What are they used for? They are used for giving light. light bulbs

14. What is/are … used for? It’s/They’re … used for…

15. alarm clock It’s an annoying invention. Because it wakes me up when I’m sleeping.

16. I think computer is the most helpful invention. Because it helps me search the information that I need.

17. A survey: What do you think is the most helpful/annoying inventions? NameHelpful inventions WhyAnnoying inventions why

18. Useful expressions: A: What do you think is the most helpful/annoying invention? B: I think the most helpful invention is… A: Why is that? B: Well, it gives/helps people…

19. Who was (telephone) invented by? It was invented by Bell. Henry Ford Edison Bell Ts’ai Lun Wright brothers fisher inventors inventions Papermaking Plane Washing machine Light bulb Car Telephone

20. 1876 1971 1976 1927 1885 When was it invented?

21. 1b Listen and match the inventions with the dates. a b e d c 1876 1885 1927 1971 1976 d a b e c

22. 1876 1885 1927 1971 1976 When was the car invented? It was invented in 1885.

24. Group work: WhatWhenWhoBe used for PrintingTang Dynasty 朝代 ChineseMaking copies

25. battery-operated slippers heated ice cream scoop shoes with adjustable heels 电池供电 的拖鞋 加热的 冰激凌勺 可调节 后跟的鞋

26. 2a Listen and number the inventions in the order that you hear. 31 2

27. 2b Listen again. Match the inventions with their inventors and uses. Invention shoes with adjustable heels battery- operated slippers heated ice cream scoop Who was it/ were they invented by? Chelsea Lanmon Jayce Coziar and Jamie Ellsworth Julie Thompson What is it/ are they used for? scooping really cold ice cream seeing in the dark changing the style of the shoes

28. music candle activity glasses temperature cup Try to be an inventor!

29. Welcome !

30. The passive voice. 被动语态 构成 被动语态的构成 : be 动词 + ( 及物动词的 ) 过去分词 一般现在时 一般过去时 am (is, are) + done was (were) + done {

31. Homework: Describe one of your inventions And then write it down.