It can be inferred from the first paragraph that long time ago many people did n

游客2024-07-28  13

问题 It can be inferred from the first paragraph that long time ago many people did not know the sky is ______. [br] Scientists can see farther out into space with the help of ______.

选项 A、the light from space
B、the stars in space
C、some new and larger telescopes
D、the clear background

答案 C

解析
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