Geostationary satellites are the artificial satellites which（）.<br>A:always move slowly<br>B:are in one place only<br>C:sometime move sometime don‟t move<br>D:are synchronizing with the movement of the earth

Geostationary satellites are the artificial satellites which（）.
A:always move slowly
B:are in one place only
C:sometime move sometime don‟t move
D:are synchronizing with the movement of the earth

出自：海船船员证

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