It has been ______ years since Galileo made the first telescope. [br] Through te

游客2023-10-05  30

问题 It has been ______ years since Galileo made the first telescope. [br] Through telescopes men have discovered that______.

选项 A、many more new groups of millions of stars remain unknown to us
B、stars are not in a single group
C、bigger and more powerful telescopes have been built recently
D、some stars are not single but in millions of groups

答案 D

解析
转载请注明原文地址:https://tihaiku.com/zcyy/3074223.html
最新回复(0)