as用作关系代词引出定语从句的用法

1、such...as...像...这样那样的，as 和such连用，such在下列句子里作定语用，说明主句里的某个名词，as 所引导的定语从句修饰前面的名词，而as本身在从句中，可能是主语，宾语或表语

2、例如we will gi箪滹埘麽ve you such data as will help you in your work，再例如I hope to get such a tool as he repaired this instrument with

3、the same ...as 和...同样的， this is the same tool as I used yesterday. 这和我昨天所使用的工具是相同的， He is not the same man as he was

4、as many...as, as much ...as 如。。。一般多，例如he has as many books on information technology as i have

5、关系代词as代替整个主句，并在从句中作主拳婊招稹语，宾语和表语之用，as引出的从句为非限制性定语从句，例如 the size of the audience , as we had expected , was well over one thousand

6、as有时代替主句里的表语意思，并在从句中作表语，例如internet access is very simple, as indeed it is 网上访问很简单，它实际上的确是这样。