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1、Unit 9When was it invented? Section Alight bulblight bulb ( (电灯泡电灯泡) )inventioninventionThe inventorThe inventor inventinventeded the invention. the invention. The invention The invention waswas invent inventeded byby the inventor. the inventor. inventor watches telling the right timemicrowave oven
2、heating food and cooking meals alarm clocks calling people to get uplight bulbsgiving lightcountingcalculatorA:Whats/are it/they?B:Its/theyare.A:What is/are used for?B:Its/Theyre used for.Pair work123456 1796When were they invented? 1947When was it invented? 1350When were they invented? 1879When wer
3、e they invented?1b1babedc18761885192719711976dabec18761885192719711976 When was the car invented? It was invented in 1885.gunpowderpapermakingcompassprintingInvention MuseumgunpowderpapermakingcompassprintingGroup work (discuss): A: I want to be an inventor in the future. ( Why? What do you want to
4、invent? And why?)B: I dont want to be an inventor in the future. ( Why? What do you want to be ? And why?)No matter what you want to be in the future, you should study hard from now on ,then your dreams will come true.1. 世界上许多国家都讲英文。世界上许多国家都讲英文。 English_in many countries all over the world . 2. 纸是中国
5、发明的。纸是中国发明的。 Paper_ in China.3. 这栋大楼是去年建造的。这栋大楼是去年建造的。 The building_ last year.Make sentencesis spokenwas inventedwas built4. 他父亲不会让他娶玛丽为妻的。他父亲不会让他娶玛丽为妻的。 He wont_ by his father, to marry Mary. 5.中国成立于中国成立于1949年。年。 China _ in 1949. 6. 这间教室是昨天被打扫的。这间教室是昨天被打扫的。 The classroom_yesterday. be allowedwas foundedwas cleanedThank you for listening!