问题
选择题
Although there are different _______ of transportation in this area, the fastest _______ to walk. [ ]
A. means, are
B. mean, is
C. means, is
D. mean, are
答案
答案：C
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Although there are different _______ of transportation in this area, the fastest _______ to walk. [ ]
A. means, are
B. mean, is
C. means, is
D. mean, are
答案：C