Climbing Mount Everest great skills andnot without risk.A.requires;areB.required;wereC.requires;wasD

题目简介

Climbing Mount Everest great skills andnot without risk.A.requires;areB.required;wereC.requires;wasD

题目详情

Climbing Mount Everest          great skills and        not without risk.
A.requires;areB.required;wereC.requires;wasD.requires;is
题型:单选题难度:偏易来源:不详

答案

D
说明客观事实用一般现在时。Climbing Mount Everest动名词作主语,谓语动词用第三人称单数。

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