◎ 题干
________ 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
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“________ to use in January, 2010, the road has solved the longstanding problem of traffic jams of this area.[ ]A. PutB. PuttingC. Having putD. Being put…”主要考查了你对  【动词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。