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《Warming up、Pre-reading、Reading、Comprehending》公开课PPT课件优质课下载
compass
gunpowder
The Four Great Inventions of Ancient China
What are they famous for?
Newton
gravity
discovered
Benjamin Franklin
electricity.
discovered
radium
Madame Curie
discovered
which pictures below show inventions and which show discoveries?
An amphibious
car
Stephenson’s
“Rocket”
DNA
Is it a discovery or an invention?
An amphibious car
An interesting modern invention
A great invention
DNA
A discovery