赖世雄教你学英语语法
副词
3-18:more than与over的关系
over做介词表“超过”时，可用more than代替。
例：he has stayed here over a year.
= he has stayed here more than a year.
（他已待在此地一年多。）
he has stayed here more than over a year.(x)
he has stayed here much over a year.（×，much应删除）
over five students are here.
= more than five students are here.
（这里的学生有五人以上。）