1．quantity n．数量；大量
[教材原句] The data is limited in terms of both quality and quantity.
这份资料在质量和数量上都很有限。
a (large/fair) quantity of 大量的
large quantities of 大量的，许多的
in quantity 大量地
in quantity and quality 在数量和质量上
单句语法填空
①We can offer you a better price if you can buy it ________ quantity.
②With more and more forests cut down, large quantities of soil ________________(wash) away.
③A large quantity of air conditioners ________________(sell) since the summer came.
补全句子
④Your work has improved _________________________this term.
本学期你的工作在数量和质量上都有所提高。
[答案] ①in ②are being washed ③has been sold ④in quantity and quality
[方法规律] a quantity of/large quantities of既可接不可数名词，也可接可数名词的复数形式，但当它作主语或其修饰的名词作主语时，谓语动词一般根据quantity的单复数形式而定。
