【摘要】：2013六级考试进入了最后的冲刺阶段，语法的知识点是难点和重点，以下是精品学习网特为考生们整理了物质名词和抽象名词前何时用或不用冠词,希望能给广大考生们在复习中作出一点贡献。预祝考生们通过考试!
有这样一道试题：
The teacher said ________snow is white，but ________ snow on the road is red. Why?
A. the，the B. ×，× C. the，× D. ×，the
此题应选D，容易误选B，误认为：snow是物质名词，其前永远不用冠词。
在通常情况下，物质名词和抽象名词在表示一般概念(即泛指)时，不用冠词(即使有描绘性定语修饰也不用冠词)。但是如果物质名词和抽象名词不是表示一般概念，而是表示某一特定内容(尤其是有一限定性定语修饰)时，或当它们表示“一种”、“一场”、“一份”等意思时，则可以加冠词。试做以下试题：
(1) I like to eat ________fish，but ________fish I ate last night made me sick.
A. the; the B. ×; × C. the; × D. ×; the
(2) ________ air is necessary to life，but ________ air around here is not fresh.
A. the; the B. ×; × C. the; × D. ×; the
(3) A：Do you like to listen to _________ music?
B：It all depends. In fact I only like ________ music by Mozart.
A. the; the B. ×; × C. the; × D. ×; the
(4) A：He has no sense of ________ humour.
B：No，you didn’t catch ________ humour in his remark.
A. the; the B. ×; × C. the; × D. ×; the
答案：1. D 2. D 3. D 4. D