2. When was it invented? Unit 9 the first period

3. 学习目标 1 、了解被动语态的含义。 2 、掌握被动语态的基本构成（肯定、 否定、疑问式）。 3 、掌握被动语态的一般现在时、一 般过去时的构成及用法；

4. Brainstorm Please say the numbers as quickly as you can.

5. 1976 1971 1927 1885 1876 2008 2012 nineteen seventy- six nineteen seventy-one nineteen twenty-seven eighteen eighty-five eighteen seventy-six two thousand and eight two thousand and twelve

6. Brainstorm Please say the past forms and the past participles as quickly as you can.

7. do/does break bring build buy catch drive eat find get give grow hear keep know leave lose make meet pay did done broke broken brought brought built built bought bought caught caught drove driven ate eaten found got got gave given grew grown heard heard kept kept knew known left left lost lost made made met met paid paid

8. see sell send speak spend take teach tell think throw write feed cut hurt let put read set shut saw seen sold sold sent sent spoke spoken spent spent took taken taught taught told told thought thought threw thrown wrote written fed fed cut cut hurt hurt let let put put read read set set shut shut

9. nvention invention n.n. Vt ? n. 发明家 ? invent or

10. Four ancient ( adj. 远古的, 旧的 ) inventions compass gun powder printing paper making

11. compass gun powder printing paper making Song Dynasty Tang Dynasty Song Dynasty Han Dynasty

12. What’s this called in English? television personal computer calculator 计算器 alarm clock camera microwave ovenn. 微波炉

13. light bulbs battery batteries What are these called in English?

14. A: When was the car invented? B: Well, I think it was invented in …. A.1885 B.1876 C.1927 D.1971

15. A: When was the telephone invented? B: Well, I think it was invented in …. A.1885 B.1876 C.1927 D.1971

16. A: When was the television invented? B: Well, I think it was invented in …. A.1885 B.1876 C.1927 D.1971

17. A: When was the personal computer invented? B: Well, I think it was invented in …. A.1885 B.1976 C.1927 D.1971

18. A: When were the light bulbs invented? B: Well, I think they were invented in …. A.1885 B.1871 C.1927 D.1971

19. Listening (1b: P68) 1876 1885 1927 1971 1976

20. A: When was the _______ invented? B: I think it was invented in ______. A: When was the _______ invented? B: I think it was invented in ______. Pairwork (1c:P68) 1976188519711927 1876

21. 1.---Who invented the car? ---Karl Benz invented the car. ---Who was the car invented by? ---The car was invented by him. 2.---When was the car invented? ---It was invented in 1885. 3.---What’s the car used for? --- It’s used for carrying people here and there. Karl Benz 1885

22. pairwork Read the model and then make your own conversation

23. A: What is this called in English ？ B: It is called the telephone. A: When was the telephone invented? B: It was invented in 1876. A: What is it used for? B: It is used for talking with others. A : Who was it invented by? B: It was invented by Bell. be used for doing … 被用来做 …

24. 1876 Bell Pairwork telephone When ? Who ? What ? Talking with the people far away.

25. Beld 1927 Tv set Watching and learning many things in the world. When, who, what use?

26. car travelling. in 1885 Carl Bens When, who, what use?

27. 1971 Kelif calculator calculating When, who, what use?

28. 1971 Bell Challenge your memory name-when-who- what use

29. 1907 Wright name-when-who-what use

30. high_____ batteries slippers heels More

31. battery-operated slippers 电控拖鞋 It’s used for keeping warm/cool.

32. heated ice It is used for scooping cold ___________. ice cream 加热冰激凌的勺子 cream scoop

33. shoes with adjustable heels adjustable: adj. 可调整的 带调节后跟的鞋 _____________

34. shoes with adjustable heels What are they? Who were they invented by? Jayce Coziar and Jamie Ellsworth changing the style of the shoes. What are they used for? Practice:

35. battery-operated slippers Julie Thompson seeing in the dark What are they? Who were they invented by? What are they used for?

36. heated ice cream scoop Chelsea Lanmon scooping cold ice cream What is it? Who was it invented by? What is it used for?

37. 被动语态 The passive voice. 被动语态 MP8 It was invented just now. It was invented by Mr Liu. It is used for translating, calculating, flying and making a call. 结构： be + V. pp 即.be+ 动词过去分词 …

38. The passive voice. 被动语态 主动语态改被动语态 : Bellinvented the telephone in 1876. was by

39. 主动句与被动句之间的 转换 I cleaned the blackboard. 主语 + 谓语动词 + 宾语 The blackboard was cleaned ( by me ) 主语 + 谓语动词 + 介词 + 宾语

40. 2a Listen and number the inventions in the order that you hear. 31 2

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

42. The passive voice. 被动语态 主动语态改被动语态 : Bellinvented the telephonein 1876. wasby

43. 一般现在时 am / is / are 一般过去时 was / were 一般将来时 shall / will + be 过去将来时 would / should + be 现在进行时 am / is / are + being 过去进行时 was / were + being 现在完成时 have / has + been 过去完成时 had + been

44. II 用所给动词的适当形式填空. 1._____ a new library _____ (build) in our school last year? 2.Cotton__________(grow) in the southeast of China. 3.How many trees__________(plant) yesterday? 4.Your shoes__________(wear) out.You need a new pair. 5. When_______ this kind of computets_______(use)? Two years ago. Wasbuilt is grown were planted were worn was used

45. 1. 世界上许多国家都讲英文。 English_____________in many countries all over the world. 2. 纸是中国发明的。 Paper_____________ in China. 3. 这栋大楼是去年建造的。 The building_____________ last year. 1. 世界上许多国家都讲英文。 English_____________in many countries all over the world. 2. 纸是中国发明的。 Paper_____________ in China. 3. 这栋大楼是去年建造的。 The building_____________ last year. Make sentences is spoken was invented was built

46. 4. 他父亲不会让他娶玛丽为妻的。 He won’t__________ by his father, to marry Mary. 5. 他们结束训练时将被派往部队。 They would_________ to the army when they finished the training. 4. 他父亲不会让他娶玛丽为妻的。 He won’t__________ by his father, to marry Mary. 5. 他们结束训练时将被派往部队。 They would_________ to the army when they finished the training. 6. 这个计划正在执行中。 The project is____________out. 6. 这个计划正在执行中。 The project is____________out. be allowed be sent being carried The project has been carried out

47. Groupwork Can you design any inventions that can be very important and necessary in our daily life?

48. Thank you !