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重庆大学2003课标版《Reading The Internet》精品PPT课件优质课下载
Ten inventions that changed the world
Printing Press
Communications
Steam Engine
Lightbulb
Computer
Read your passage and complete the chart.
Find out the other five inventions!
What
When
Who
Function
Effects
G1
G2
G3
G4
G5
Introduce the inventions
What
When
Who
Function
Effects
Internet