题目内容
The plane is flying ____ a speed of 500 kilometers an hour ____ the way to Kunming.
A.with; on B.at; in C.at; on D.with; in
C
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题目内容
The plane is flying ____ a speed of 500 kilometers an hour ____ the way to Kunming.
A.with; on B.at; in C.at; on D.with; in
C