2. 答案是 D 。A 是现在完成式 -- 这包含"现在",所以不符合(题目的时间涵盖范围是从2003到2010。就算2010改成2016也无法解决"现在"的问题,真的要用现在完成式的话句子需要改写)。题目句子是改自:
http://tinyurl.com/zgjdhz6 找 Mr. Chen had been beingsought since 2003 ....这是原始出处: (The New York Times)
http://tinyurl.com/h998kcw 找 ... had been beingsought since 1992 ...