一现who后面的实意动词用什么形式?who ______ to buy a book?(want)
问题描述：
一现who后面的实意动词用什么形式?
who ______ to buy a book?(want)
答
原形就可以，第三人称单数形式wants，
who wants to buy a book?
答
wants
注：
who 作主语时,谓语动词一般用单数.