at most 和at least 都是介词短语,在句中做状语,修饰数量或程度的词语.的确,一般说来,状语,尤其是表示方式的状语,往往出现在被它修饰的动词后,或干脆在句尾,如：He spoke highly of his professor.He does everything carefull.但也有很多状语人们倾向于前置,尽管后置按语法也对,例如频率状语：He often works late into night.He is sometimes careliess.at least 和 at least 就是这样的,放在它们所修饰的表示数词或程度的词语前.所以最为常用的词序应该是：The girl is at least 7.The pencil costs at most five yuan.需要说明的是 --- 前面提到过 --- 换个词序在语法上还是允许的；而且,有时候为了强调,或加强状语的预期,说话者还故意把他们放到一个不同寻常的位置,如句尾：The girl is 7 at least.The pencil costs five yuan at most,
At least与at most的区别是什么