more是不分可数还是不可数的，many和much的比较级都是more，
more:adv.
(与两个或两个以上音节的形容词或副词连用，构成比较级)更;(程度上)更强，更多
many的比较级;much的比较级
加不可数名词eg：If you still feel hungry, there is more food in the kitchen。
They have plenty more money.
加可数名词eg:I want to stay here for five more days.
