◎ 题干
Every year, more than 70.000,000 sharks____for their fins.
A.were killed
B.have killed
C.are killed
D.will kill
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“ Every year, more than 70.000,000 sharks____for their fins.A.were killedB.have killedC.are killedD.will kill…”主要考查了你对  【一般现在时】【过去进行时】【过去完成进行时】  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。