as many as one can和 as much as one can

问题描述:

as many as one can和 as much as one can
什么时候用many或much?举几个例子谢谢
比如:you should go out of door as ( )as you can这中间用many还是much 为什么?

many修饰可数名词,much 修饰不可数名词.有没有例子,谢了