问题
选择题
________ to use in January, 2010, the road has solved the longstanding problem of traffic jams
of this area.[ ]
A. Put
B. Putting
C. Having put
D. Being put
答案
答案：A
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________ to use in January, 2010, the road has solved the longstanding problem of traffic jams
of this area.[ ]
A. Put
B. Putting
C. Having put
D. Being put
答案：A