[总结]a great deal用作名词,意为“大量”,“许多”,作主语、宾语;用作副词,意为“很”或“非常”,作状语,修饰动词或用来强调比较级。 [词义辨析]a good many of, a good deal of, a good many, a good deal的区别与用法 a great deal of后加不可数名词,如: ...