1. (教师用上一课的1a引出新的词汇。)
T: From 1a, Section A, we know Kangkang and his friends planned to go for a picnic, but two days later, when the children reached West Hill, could they have a picnic there?
Ss:No.
T: Why?
Ss:The flowers, grass, rabbits, bees and fish have gone. The chemical factories are pouring waste water into the streams.
T: (出示排放的浓烟的图片)And what is the factory making?
Ss:It’s making smoke.
T: Yes, it’s producing smoke. It’s producing terrible gas. (教师做捂鼻皱眉状。)It’s difficult to breathe.
(板书并讲解,且要求掌握produce。)
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produce
terrible gas |
T: The terrible gas can make people’s chest hurt (教师做捂胸皱眉状。)
(板书并讲解,且要求掌握chest。)
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chest |
T: What problems does noise pollution cause?
S1: Maybe people can’t sleep well.
T: Yes, it makes people weak, and people may be in a bad mood.
(板书并讲解,且要求掌握weak。)
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weak,
in a bad mood |
T: Pollution causes too many problems. Anyway, we should do something to stop it.
(板书并讲解,且要求掌握anyway。)
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anyway |