句子 I am an ordinary girl who-- not beautiful.此处的空格应该填什么形式的be动词?am are 还是is?

题目

句子 I am an ordinary girl who-- not beautiful.此处的空格应该填什么形式的be动词?am are 还是is?

答案

用is
I am an ordinary girl who is not beautiful.
who is not beautiful是补充说明girl的,所以用第三人称.