非限制性定语从句用什么引导
不引导非限制性定语从句的词是？
不引导非限制性定语从句的词是？
不能引导非限制性定语从句的词是：关系代词that和关系副词why.
在复合句中，修饰名词或代词的句子是定语从句。
引导定语从句的词有关系代词who,whom,whose,that,which,as(that不能引导非限制性定语从句)
引导定语从句的关系副词有when,where,why
(why不能引导非限制性定语从句)
“介词 关系代词/副词”也可引导定语从句。
as能引导非限制性定语从句并且指人做主语吗？
主语，宾语都能做的
As is known to all, he is the best student in our class.
作主语，as代表整句句子
As we all know,he is the best student in our class.
作宾语，as也代表整句话
非限制性定语从句属于简单句还是？
非限制性定语从句不属于简单句，属于复合句，详解如下。
首先，非限制性定语从句是定语从句中的一种，而定语从句本身就是复合句。复合句是包含两个或多个主谓结构,并且,其中一个主谓结构充当主句,另一个或多个主谓结构为从句,充当该主句的主语、表语、宾语、定语或状语，就比如定语从句。
因此，非限制性定语从句属于复合句。
as和which引导的非限制性定语从句只能修饰前面的句子吗？
as和which引导的非限制性定语从句不只是能修饰前面的句子，还可以修饰其前面的名词或者代词。
例句：
1.Taiwan, as we all know, belongs to the Peoples Republic of China.
, as is known to all, is gas.
necklace, which you bought last year, was lost.
book, which my friend bought for me, is very interesting.
lives in Shang, which is the biggest city in China.
was late again, which made his teacher angry.