Half of the students has made the same mistakes.为什么用has

问题描述:

Half of the students has made the same mistakes.为什么用has
这里是用has 还是 have,老师给的答案好像是has

has肯定是不行的,have是必须的,你可以翻翻字典,上面应该会有例句.这样老师绝对没话说.
我找到几个例句:half of the books are novels
Half of the books are in German.