Annie Jump Cannon, ______ discovered so many stars that she was called "the cens

游客2025-01-24 12

问题 Annie Jump Cannon, ______ discovered so many stars that she was called "the census taker of the sky".

选项 A、a leading astronomer,
B、who, as a leading astronomer,
C、was a leading astronomer,
D、a leading astronomer who

答案 A

解析 a leading astronomer是Annie Jump Cannon的同位语。

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