题目内容
We are flying at _____ altitude of 6,000 meters and perhaps we will get there at _____ midnight.
A. the; the B. an; the C. an; / D. the; /
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题目内容
We are flying at _____ altitude of 6,000 meters and perhaps we will get there at _____ midnight.
A. the; the B. an; the C. an; / D. the; /