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必修3《Reading and vocabulary》最新PPT课件优质课下载
Lead in: Can you find out which one of the following pictures refers to a sandstorm?
Sandstorms in Asia
What
why
who
when
how
where
1. What are sandstorms?
2. Where do sandstorms occur often?
3. Why have sandstorms increased in China?
4. Who appear in this text?
5. When sandstorms happen, what the weather look like?
6.How can the sandstorms be prevented?
Sandstorms are strong, dry winds that carry sand.
Central Asia, North America, Central Africa and Australia.
Sandstorms appear to have increased in recent years as a
result of desertification.
Ren Jianbo and HuangXiao mei.
We will see an orange sky and strong winds that cover
the city in a thick, brown-yellow dust.
A mass campaign has been started to help solve it and
the government is planting trees.
Para.1
Para.2