◎ 题干
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No matter how great the difficulty is, it can’t _____the experts from finishing the project on time.
A.hold backB.hold upC.hold outD.hold on
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“.No matter how great the difficulty is, it can’t _____the experts from finishing the project on time.A.hold backB.hold upC.hold outD.hold on…”主要考查了你对  【动词短语】【动词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。