较少见的定语从句

以下几类定语从句比较少用。
1）由 whereby, wherein, whereupon 引导的定语从句
* They have set a plan, whereby you can spread your costs. 他们定出了一个方案，照此你可以分期付款。
* He gazed once more around the room, wherein was assembled his entire family. 他再环视了一遍这个房间，这里曾住了他们全部家人。
* I told her that she looked fat, whereupon she threw the saucepan at me and burst into tears. 我跟她说她看来很胖，为此她把平底锅砸向我，突然哭起来。

2）as 和such 相互搭配引导的定语从句。
* He's not such a fool as he looks. 他没有他看起来那么傻。
* I never heard such stories as he tells.我从未听过他讲的这类故事。