问题
选择题
________ to use in April, 2010, the road has solved the long-standing 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 April, 2010, the road has solved the long-standing problem of traffic jams
of this area.
A．Put
B．Putting
C．Having put
D．Being put
答案：A