问题
选择题
In many places, ________ bicycle is still ________ popular means of transportation.[ ]
A．a; the
B．/; a
C．the; a
D．the; the
答案
答案：C
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In many places, ________ bicycle is still ________ popular means of transportation.[ ]
A．a; the
B．/; a
C．the; a
D．the; the
答案：C