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北师大2003课标版《Lesson 3 Virtual Reality》集体备课PPT课件优质课下载
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computer
robot
For rescure
For war
For doorkeeping
For cleaning
→
→
after computers
before computers
→
→
1. Who am I?
A computer.
2. Write down sentences from
the story to support your idea.
1) I was built as an Analytical
machine by Charles Babbage.
2) My real father, Alan Turing, …
Skim the text and put the following inventions in an order according to the time when they appeared.
( ) analytical machine
( ) calculating machine
( ) PC