题目内容：

a number/sum/quantity/deal/amount of哪些接可数,哪些接不可数,哪些都接?

优质解答

amounts of+可数名词复数 an amount of+不可数名词
a deal of+不可数名词 a number of+可数名词复数
a sum of +不可数名词 a quantity of +不可数名词/ 可数名词复数