Grammar:同位语

概念

一个名词(或其它形式)对另一个名词或代词进行解释或补充说明,这个名词(或其它形式)就是同位语。

举例

1.指代相同,用“逗号,”分割
Mr. Smith, our new teacher, is very kind to us.
Yesterday I met Tom, a friend of my brothers’.

2.某些情况,也不需要“逗号,”
He told me that his brother John was a world-famous doctor.

3.指代一部分,并不完全相同
We Chinese people are brave and hard-working.
He is interested in sports, especially ball games.sports和ball games是同位语