Every student in our class has lunch at school.为什么用has、不用have

Every student in our class has lunch at school.为什么用has、不用have
Every student in our class has lunch at school.为什么用has、不用have

Every student in our class has lunch at school.为什么用has、不用have
我们班上每个学生都在学校吃午餐.每个学生是单数,所以用has