Today the Grand Canal ________．Ships can be seen moving on the water now and then．But it is no longer a busy water highway．A.is still being usedB.can still be usedC.has already been usedD.is used as well
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A解析这句句子的时间状语是today，表明京杭大运河现在还在被使用，因此用被动语态的现在进行时。