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Section A 1a-1c Unit6 When was it invented ? by Chen Yan
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TV car computer telephone calculator bulb battery microwave oven mobile phone alarm clock √ √ √ √ fridge
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1a Number and Discuss in group. A: I think the … was invented before the …. B: Well, I think the … was invented after the….
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1b 标出对话中依次出现的发明物 。 1 2 3 4
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1b 写出读出年份并写出对应完整的句子。 inventions years sentences telephone car TV computer
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1b Listen and order the inventions. inventions years sentences computer car telephone TV 1876 1885 1927 1971 The telephone was invented in 1876. Cars were invented in 1885. The TV was invented around 1927. Personal computers were invented in 1971.
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When was the computer invented? I think it was invented in 1876. 1c make dialogues
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