Interest is as vital to learning as the ability to understand, even so.
A. more
B. that
C. much
D. most
网友回答
(答案→)A. more
B. that
C. much
D. most
解析：句意：兴趣对学习和理解能力是一样至关重要的，甚至更要重要。这里是省略句，还原是：Interest is even more vital to learning than the ability to understand, 可以省略为even more so，所以选A。