◎ 题干
There are over 58,000 rocky objects in ________ space,about 900 of which could fall down onto ______ earth.
[     ]
A.the;the  
B./;the  
C.the;/  
D.a;the
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“There are over 58,000 rocky objects in ________ space,about 900 of which could fall down onto ______ earth.[ ]A.the;theB./;theC.the;/D.a;the…”主要考查了你对  【定冠词】【零冠词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。