Let's learn to use the problem we are facing a stepping-stone to future successA. toB. f

发布时间：2020-08-17 06:23:07

Let's learn to use the problem we are facing      a stepping-stone to future success．
A. to
B. for
C. as
Dby

网友回答

A. to
B. for
(答案→)C. as
D. by
解析：考查介词：A. to 给，B. for为了，C. as 做为， D. by通过，句意是说，我们要学着把我们面对的问题作为通向未来成功的垫脚石来用。选C。
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