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《Warming up、Pre-reading、Reading、Comprehending》优质课PPT课件下载
an invention.
Columbia
the New Continent
It’s ________
a discovery.
1493,3,15
A discovery is merely making known something that already _____ in nature.
An invention is something that is ______ by a human being.
created
exists
Stephenson’s “Rocket”
an invention.
DNA
a discovery.
Step 2 Pre-reading
Do you know the stages every inventor must take before they can have their invention approved? Here are some similar stages used in research. Please put them in the suitable order.
1. Applying for a patent
2. Finding a problem
3. Doing research
4. Testing the solution
5. Thinking of a creative solution
6. Deciding on the invention
Step3 Reading
1. The purpose of the text is ________.
A. to show us how to trap the snakes but not to kill them.