The book contained a large __ of information .

问题描述:

The book contained a large __ of information .
A deal B amount C humber D sum

a large amount of大量的:修饰不可数名词
a great deal of :大量的,修饰不可数名词
a large number of:大量的,修饰可数名词
a large sum of:大量的(金钱)
答案是B