Because he did a very poor job and came up with bad results, his boss felt that he hadn‟t ________ his responsibilities.
句意： 因为他工作表现很差， 业绩很糟糕， 所以他的老板觉得他没有履行自己的职责。 live up to履行； 实践； 配得上。 put up with忍受。 look forward to期待， 盼望。 go in for从事； 追求； 赞成。 因此， 本题的正确答案为A。