问题
选择题
The Sutong Highway Bridge, a _ bridge, is already open to traffic. [ ]
A. 32 kilometer long
B. 32-kilometer-long
C. 32 kilometers long
D. 32-kilometers-long
答案
答案：B
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The Sutong Highway Bridge, a _ bridge, is already open to traffic. [ ]
A. 32 kilometer long
B. 32-kilometer-long
C. 32 kilometers long
D. 32-kilometers-long
答案：B