many和much的区别

many:许多.可修饰可数名词.
much:许多.修饰不可数名词.同时,它还可放在比较级的前面,表示:"...得多."

many用来形容可数名词
much用来形容不可数名词,或做形容词的副词

There are many stories that I would like to share with you.

There's much things to do.

Much- for uncountable nouns e.g. much luck
many- for plural nouns e.g. many friends

Much/many are also used in negative sentences...
Much in a positive sentence is unusual....

一个是用于复数
一个用于单数

many修饰可数名词，much修饰不可数名词