关系代词引导的定语从句关系代词所代替的先行词是人或物的名词或代词,并在句中充当主语、宾语、定语等成分。关系代词在定语从句中作主语时,从句谓语动词的人称和数要和先行词保持一致。1)who, whom, that这些词代替的先行词是人的名词或代词,在从句中所起作用如下:Is he the man (who / that) wants to see you?他就是想见你的那个人吗?(who/that在从句中作主语)He is the man (whom / that )I saw yesterday.他就是我昨天见的那个人。(whom/that在从句中作宾语)2)Whose 用来指人或物,(只用作定语,若指物,它还可以同of which互换),例如:They rushed over to help the man whose car had broken down. 那人车坏了,大家都跑过去帮忙。Please pass me the book whose (of which) cover is green. 请递给我那本绿皮的书。3)which, that它们所代替的先行词是事物的名词或代词,在从句中可作主语、宾语等,例如:Prosperity which / that had never been seen before appears in the countryside. 农村出现了前所未有的繁荣。(which / that在句中作主语)The package (which / that) you are carrying is about to come unwrapped. 你拿的包快散了。(which / that在句中作宾语) 名词定语探析 在现代英语中,名词作定语的用法日趋普遍。因为这种用法有助于形成一种简炼紧凑的文体风格,因而成为现代英语的发展趋势之一。名词作定语与形容词作定语的区别英国南安普敦大学的英语研究专家 Brian Foster 指出:“… the whole tendency of the modern language is doing away with adjectives, or at least using nouns as epithets”. ( 现代英语的总体趋势是倾向于取消形容词,或至少说倾向于名词作修饰语)。作为这种语言变