where 可以引导非限定性定语从句吗，请举例说明

Question

如题所述

Answer 1

除了关系代词that外，所有的关系词都可以引导非限定性定语从句，举例如下：
Last night, I saw a very good film, which was about the Long March. 昨晚我看了一部非常好的电影，那是关于长征的。
This letter is from my sister, who is working at a factory now.这封信是我姐姐寄来的，他现在在一家工厂上班。
I paid a visit to compony last month, where my brother are working. 上个月我参观了一家公司，我哥哥在那里工作。
My grandpa's childhood is bitter，when he lived a hard life. 我祖父的童年是辛酸的，那时候他过着十分艰难的日子。

Answer 2

非限定性定语从句中关系代词只有that不可以用 其他的像who which where都可以用

例如 I love Guangzhou, where I was born.

Answer 3

事实是 WHO WHERE WHICH AS 都可以
只有that不可以
如 This is my hometown,where people are friendly.