— Tom seems not so enthusiastic as he was two years ago.
— Yes. He’s really reached a point in his career he has to decide what to do next.
A. that
B. when
C. where
D. which
网友回答
A. that
B. when
(答案→)C. where
D. which
解析：
试题分析:句意：——汤姆似乎不如两年前那么满腔热情了。-——是的。他在事业中真正到了一个不得不决定下一步如何去做的紧要关头了。从结构可知空格后是定语从句，从句中主干完整，用关系副词，而先行词point是抽象名词，故答案选C。