Satellites1课件
日期：2010-02-28 02:03
either natural or man-made， 2003?
Shen
Zhou
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What is a satellite?
A satellite is an object，Satellites
ByTang Yi
Presentation
Tape
Questions
Summary
Retell
Exercises
Shen Zhou
What was carried up into space on Oct 15th， which travels in an orb，
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