Question

She is the only one of the students _______ able to answer this question. A．who is B．who ar.

She is the only one of the students _______ able to answer this question. A．who is B．who are C．that is D．that are

Answer 1

A

本题修饰一个表示人的代词one，是一个定语从句，修饰人关系词用who，who在从句中作主语，先行词为单数，故who后的be动词用is，故本题选A。