只能修飾可數(shù)名詞的：a large/ great/ good number of,a good/ great many,dozens of,scores of,quite a few
只能修飾不可數(shù)名詞的：a great deal of,a large amount of,quite a little,a large sum of
既可修飾可數(shù)也可修飾不可數(shù)名詞的：plenty of,a lot of,lots of,a large quantity of,a good supply of