题目内容
.( 辽宁卷22). There are over 58, 000 rocky objects in _______ space, about 900 of which could fall down onto _______ earth.
A. the; the B. 不填; the C. the; 不填 D. a; the
B
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题目内容
.( 辽宁卷22). There are over 58, 000 rocky objects in _______ space, about 900 of which could fall down onto _______ earth.
A. the; the B. 不填; the C. the; 不填 D. a; the
B