GMAT语法常用知识点:定语
定义：修饰，限制或说明名词或代词的成分。定语和中心语之间是修饰和被修饰、限制和
被限制的关系。
位置：前置定语&后置定语
形式：
(1)形容词作定语：a beautiful college; my little doll; green tree; silent classroom;
(2)副词作定语：the students here; the opinions above;
(3)数词作定语：two boys; ten apples; three pens; one lesson;
(4)名词作定语：apple tree; newspaper today;
(5)代词作定语：our teacher; his father; her computer; their books;
(6)非谓语动词作定语：the smiling boy; the boat along the lake; nothing to do;