Some of... 做句子主语时,后面谓语动词的数可能是单数,有可能是复数。比如:Some of my money was spent on food. Some of my friends are from China. 而 many of... 做句子主语时,谓语动词一定是用复数形式,因为many在哪修饰可数名词复数形式。再如:Many of my students come from the countryside.