----Travelling helps us understand life better.
---- .
A. Actually
B. Exactly
C. Gradually
D. Especially
网友回答
A. Actually
(答案→)B. Exactly
C. Gradually
D. Especially
解析：这题考查副词辨析：Actually事实上，Exactly确实，Gradually逐渐的，Especially尤其是，句意是：--旅行帮我们更好的理解人生。--确实是。选B。