The ability _____ an idea is as important as the idea itself A expressing B expressed C to express D to be expressed
答案: C 考查非谓语动词作定语的用法。句意为“想法重要,提出想法的能力也同样重要。”express 修饰的是ability, 为主动关系,排除B和D表示被动的选项;ability作为一个抽象名词,通常使用动词不定式做定语,联系到短语be able to do sth,不难推断正确选项为C。