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A billion dollars is a large _____(数量）of money to me.为什么不用number而用amount呢?他们有何区别

分类: 作业答案 • 2022-02-18 17:54:04

问题描述：

A billion dollars is a large _____(数量）of money to me.为什么不用number而用amount呢?他们有何区别

答

用amount
a number of后加可数名词
a amount of后加不可数名词