He told us that the best way to respect was to devote ourselves to high grades.
A. earn; achieve
B. earn; achieving
C. earning; achieve
D. earning; achieve
网友回答
A. earn; achieve
(答案→)B. earn; achieving
C. earning; achieve
D. earning; achieve
解析：考查动词搭配。way to do sth.做某事的方式；devote … to致力于，to为介词，选B。