修饰可数名词或不可数名词

一、只能修饰可数名词的词语有:
many, many a(n), a good / great many, a (great / large) number of, scores of, dozens of等。
二、只能修饰不可数名词的词语有:
much, a great deal of, a great / large amount of
三、既能修饰可数名词又能修饰不可数名词的词语有:
a lot of, lots of, plenty of (以上三个词语后谓语动词的数依of 后的名词的单复数而定),a great / large quantity of (其后谓语用单数),quantities of (其后谓语用复数)。