(2013·宁夏银川一中高三第四次考试)Siberian Tigers and killed at such a speed that they will disappear from the earth in the near future.
A. hunted
B. are hunted
C. are being hunted
D. had been hunted
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A. hunted
B. are hunted
(答案→)C. are being hunted
D. had been hunted
解析：C 考查时态和语态。句意：以这种速度猎杀西伯利亚虎的话，它们在不远的将来就会从地球上消失。此处叙述的是现在正在发生的事情，而且hunt与Siberian Tigers之间是动宾关系，所以用现在进行时的被动语态。