英语中什么是定语?求英语高手的回答

题目

英语中什么是定语?求英语高手的回答
务必要举出例子,

答案

定语是用来修饰、限定、说明名词或代词的品质与特征的. 主要有形容词此外还有名词、代词、数词、介词短语、动词不定式、分词、定语从句或相当于形容词的词、短语或句子都可以作定语.
例如She is a lovely girl. 中的lovely
They are Lucy's letters.中的lucy's
There are two dogs there. 中的two
The people here are very friendly.中的here
Everybody involved should stay here.中的involved
The boy in blue is Tom.中的in blue
It is a ball pen.中的ball
The boy to write this letter is Tom.中的to write this letter
They rushed over to help the man whose car had broken down.中的定语从句whose car had broken down