名词作定语形式及特点作定语的名词有以下三种形式：A.一般用单数形式。a stone bridge 石桥a meeting room 会议室morning exercise 早操London Airport 伦敦机场a story book 故事书a shoe shop 鞋店B. man, woman要与所修饰的名词的单复数一致。a woman teacher 一位女教师two women teachers 两位女教师C. sports, sales, clothes, goods, arts, customs等只用复数形式。a sports meet 运动会a goods train 货车customs house 海关a sales manager 营业主任现从四个方面来讨论名词定语的特点： 一、名词定语的语法作用1代替作定语用的介词短语。a garden chair=a chair in the gardenCanada wheat=wheat from Canadasafety regulations=regulations for safetymachine shop practice=practice in a machine shop2名词定语代替形容词或分词作定语。race problemracial problemChina cottonChinese cottonlaunch padlaunching padresearch workerresearching worker在以上词例中，使用名词与使用形容词或分词并没有什么区别。3代替带s的所有格定语-在名词前加上定冠词the就可以代替名词的所有格，但是这个名词是专有名词。the Tom composition=Toms compositionthe Carter grin=Carters grin4代替定语从句。investment money= money that is set apart for investmentthe milk boy= the boy who brings the milk