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It seems that water from this tap ________ for some time.We'll have to take it apart to put it right.

Ahad leaked Bis leaking

Cleaked Dhas been leaking

 

D

【解析】根据句中时间状语for some time以及后一分句的动词时态可知,选项动词动作强调到现在为止并仍在继续,故应排除选项AC。由于选项B现在进行时不可与一段时间状语连用,所以排除选项B,选D现在完成进行时。

 

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