题目内容：
The reason for making a decision is that a problem exists, or something is standing ______the way of accomplishing them.
A. in
B. on
C. by
D. at
参考答案：【答案仅供学习，请勿对照自行用药等】
选择题：The reason for making a decision is that a problem exists, or something is stand
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- 题目类型：选择题
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