. Just like a voyage at sea, our life journey, time is limited, is full of difficulties as well as opportunities.
A. what
B. of which
C. while
D. whose
网友回答
A. what
B. of which
C. while
(答案→)D. whose
解析：本题考查短语从句。句中先行词为life journey，在从句中作定语，故用关系词whose。像海上航行，我们生活的旅程，它的时间是有限的，充满了艰辛与机会。