half of the teachers in our school ___over 30 years old

问题描述:

half of the teachers in our school ___over 30 years old
is are has have

are
因为翻译是:我们学校过半数的老师是超过30岁的,是复数的哦
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学习进步哦!
及时采纳,谢谢.我知道不是are 就是has了,has为什麼不行啊?be over +岁数,超过多少岁,这个固定搭配。 请采纳