问题
选择题
The robber ran away ________ half a mile and you can catch him if you speed up your car.[ ]
A. at most
B. at least
C. at last
D. at first
答案
答案：A
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The robber ran away ________ half a mile and you can catch him if you speed up your car.[ ]
A. at most
B. at least
C. at last
D. at first
答案：A