GMAT考试

根据网考网考试中心的统计分析，以下试题在2016-1-28日GMAT考试习题练习中，答错率较高，为：41%
【单选题】Ideally, the professional career diplomat should help in the ongoing maintenance of an effective American foreign policy despite changes in administration.（）
(A) in the ongoing maintenance of
(B) in the maintaining of
(C) maintain
(D) to maintain and continue
(E) the maintenance of

参考答案：C，答错率：41%
试题解析：
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