According to the passage which of the following is true?
[A] A fixed star refers a star that is always stationary on the sky.
[B] Scientists can tell the motion of the earth from the motions of other five planets.
[C] Ancient people had scanty knowledge about the movement of the stars.
[D] All the stars on the sky can be seen all the year around.
正确答案：B
根据文章的最后一句话“theirapparentmotionsonthecelestialspherereflectingboththeirownindependentmotionsaroundthesunandourmotionaswell”可以得出结论即那五颗行星的运动也反映了地球的运动在四个选项中只有B符合题意
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