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《Unit 3 The world of science》优质教学PPT课件（统编外研版）下载
Learning objectives
to list the main idea and the basic structure of an essay
to tell the specific information about Franklin’s experiment
to express arguments by listing supporting details or giving
examples
to voice opinion on if fiction or fact matters in accepted ideas
Look at the picture. Who is he?
He is Benjamin Franklin.
Lead in
Read the short introduction to Benjamin Franklin.
Benjamin Franklin(1706 —1790) was one of
the Founding Fathers of the United States and
helped draft the Declaration of Independence.
Apart from being a successful statesman, he
was also well known as a leading American
author, printer and publisher, successful
diplomat, creative scientist and inventor.
Lead in
What else do you know about him as a creative scientist?
Lead in
Get to know more about him as a creative scientist.
the lightning rod
避雷针
bifocals
双目眼镜