Unit10Whenwasitinvented人教新课标版课件
日期:2010-04-03 04:48
Unit 10 When was it invented?
What are they?
They are four inventions of China
Make a list of inventions you know
Sample 1:
Sample 2:
Classify these inventions
-- Who invented the telephone ?
-- Bell invented the telephone
-- Who,
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