只能用that，不能用which
1、先行词由all,much,little,few,something,anything,everything,none,nothing等不定代词修饰或先行词是不定代词本身。
例如 All that can be done has been done.
2、先行词有the only, the same, the very修饰时。
例如 The articles are the very ones that should be read.
3、先行词有形容词最高级和序数词修饰时。
例如 This is the best film that I have ever seen.
4、先行词既指人又指物。
例如 We talked about the person and things that we remembered.
5、句中已经有who或which时，避免重复。
例如 Who is the man that is making a speech?
扩展资料
只能用which，不能用that
1、在非限定性定语从句中，无论如何也不能用that
This brunch of carnation, which is wound by silk ribbon ,is the first gift to my mom.
这束康乃馨是送给妈妈的第一份礼物，它被丝带所缠绕。
2、关系代词前面出现介词时
Those days in which you could travel without a passport has gone.
那些你不用带护照可以旅行的日子一去不复返了。
3、当先行词本身为that（指代）时
what about that which had appeared in recent activities.
那个怎么样，在最近的活动中出现过. (结合具体语境看that所指代的是什么)
4、当先行词是baby, child等词时
Have you notice that child which has lost his way to home in the supermarket ?
在超市，你注意到那个找不到回家路的孩子了吗？
只能用that，不能用which
1、先行词由all,much,little,few,something,anything,everything,none,nothing等不定代词修饰或先行词是不定代词本身。
例如 All that can be done has been done.
2、先行词有the only, the same, the very修饰时。
例如 The articles are the very ones that should be read.
3、先行词有形容词最高级和序数词修饰时。
例如 This is the best film that I have ever seen.
4、先行词既指人又指物。
例如 We talked about the person and things that we remembered.
5、句中已经有who或which时，避免重复。
例如 Who is the man that is making a speech?
扩展资料
只能用which，不能用that
1、在非限定性定语从句中，无论如何也不能用that
This brunch of carnation, which is wound by silk ribbon ,is the first gift to my mom.
这束康乃馨是送给妈妈的第一份礼物，它被丝带所缠绕。
2、关系代词前面出现介词时
Those days in which you could travel without a passport has gone.
那些你不用带护照可以旅行的日子一去不复返了。
3、当先行词本身为that（指代）时
what about that which had appeared in recent activities.
那个怎么样，在最近的活动中出现过. (结合具体语境看that所指代的是什么)
4、当先行词是baby, child等词时
Have you notice that child which has lost his way to home in the supermarket ?
在超市，你注意到那个找不到回家路的孩子了吗？
1. 先行词是指物的all, little, few, much, any, anything, something，everything, nothing, none, the one时。例如：
All that I can do has been done. 我能做的都已经做了。
He won't tell you anything that he has heard about it. 他不会告诉你他所听到的有关它的任何情况。
2. 先行词前有all, little, few, much, any, every, no等修饰时。例如：
There is little work that is fit for you. 没什么工作适合你做。
I have eaten all the food that is left. 我把剩下的所有食物都吃了。
3. 先行词时what或which时，为了避免重复，多用that引导。例如：
Which is the house that caught fire yesterday? 昨天失火的是那座房子？
4. 先行词是there be 句型中的主语，且指物时。例如：
There are some apples on the table that are nice and sweet.桌子上有些非常甜的苹果。
5. 先行词作主句的表语时。例如：
It's a book that will help you a lot. 这是一本对你有很大帮助的书。
It's a sunny day that we are longing for. 这是我们所渴望的晴天。本回答被网友采纳
先行词被不定代词all, some, any, no, few, little等修饰时
先行词是指物的不定代词all, anything, something等时
先行词被形容词最高级修饰时
先行词被序数词修饰时
先行词被the only, the very修饰时
先行词既有人又有物时
句子本身是Which 或Who引导的疑问句时