1.I've lost the pen__with which__(in that,with which)I wrote my paper yesterday.
我丢掉了我昨天写字的那支笔.
2.This is the best novel_that___(which,that)I have ever
read.
这是我读过的最好的一本小说
3.You'll just ask me anything_that___(that,which)I don't make clear.
你问我的一些事情我没法搞清楚
4.She mentioned some books and writers_that__(which,that)I have never heard of.
她提到一些我根本没听说过的一些书和作者
5.I told the waitress to ring me up at six,__which__(which,that)she did the next morning.
我告诉服务员六点叫醒我,第二天早上她这样做了.
我是从事英语的,不明再问.