Don’t be afraid of difficulties. They can help you experience and experience can in retu

问题补充：

Don’t be afraid of difficulties. They can help you experience, and experience can, in return, broaden your horizons.

A. accompany

B. accumulate

C. abandon

D. acknowledge

答案：

A. accompany

(答案→)B. accumulate

C. abandon

D. acknowledge

解析：动词词义辨析。A陪伴；B积累；C抛弃；D承认；句意：不要害怕困难。他们能够帮助你积累经验，经验反过来也能拓宽你的眼界。根据句意说明B正确。