定语从句中什么情况下只能用that而不用which

1.先行词是all, any, everything, anything, nothing ,something, much, little, few, none ,the one 等时① There is much that should be used.
② You can take any seat that is free.
2.先行词被all, any , no, only, little, much, very, every, some, few, none 等修饰时① I have read all the books (that) you gave me.
② Every dictionary that our library bought is good.
3. 当先行词前有形容词的*修饰时① This is the most interesting book that I have ever read.
4. 先行词前有序数词修饰时,包括 the last.① The first lesson that I learned will never be forgotten.
② The Great Wall is the last place that Mr. Smith is going to visit before he leaves Beijing.
5. 在以 which, who作主语的特殊疑问句中的定语从句中① Who is the man that is reading a book there?
② Which is the magazine that you borrowed from the reading room?
6.当先行词既有表示人又有表示物的词时① We talked of the things and persons that we remembered.
7. 当先行词在定语从句中做表语时,无论先行词是人还是物① China is no longer the country that she was.
8.主句以there be 开头时① There is little that I can do to make up for the lost time

关于代词that和which的用法区别：在定语从句中,当先行词是指物时,关系代词which可以由that代替,如果which不在介词之后,也可省略.在日常用语或口语中,which不作主语时可以省略.例： Did you take away the book(which...