some of milk some of water some of popullation some of banan

some of milk some of water some of popullation 中被修饰的名词都是不可数名词,故其做主语时,谓语动词要用单数；而bananas是可数名词,故 some of bananas 做主语时,谓语动词要用复数.
是的,some of 是看修饰的名词是什么名词 来决定谓语的