witch和that的用法上用什么区别

witch和that的用法上用什么区别

which
pron.
1.(用作疑问代词)哪一个,哪一些
Which is my seat?
哪个座位是我的?
2.(用做关系代词)那一个,那一些
He also had a gun with which to defend himself.
他还有一把自卫用的枪.
He invited us to dinner,which was very kind of him.
他邀请我们吃晚饭,他这么做真是太客气了.
She was very fond of speaking French,which indeed she spoke well.
她很喜欢讲法语,而且确实讲得不错.
He lives in the house which is opposite ours.
他住在我们对面的那栋房子里.
a.
1.(用作疑问形容词)哪一个,哪一些
Which university did you go to,Oxford or Cambridge?
你上过哪所大学?牛津还是剑桥?
2.(用作关系形容词)这个,这些
The doctor told him to give up smoking,which advice he took.
医生叮嘱他戒烟,他接受了这一忠告.
that
pron.
1.那;那个,那人,那事,那东西
That's my English teacher over there.
那边是我的英文老师.
2.(已被提到的)那个,那人,那事,那东西
Who told her that?
那是谁告诉她那件事的?
3.前者
4.(用作关系代词的先行词)那,那个
What is that which you have just stuffed into the plastic cup?
你刚才塞在塑料杯里的是什么东西?
5.(代替句中名词,避免重复)
The output of steel this year has increased by 20% compared with that in 1992.
今年钢产量比一九九二年增长了百分之二十.
6.(用作关系代词,引导关系从句)
a.
1.那,那个
That book isn't mine.
那本书不是我的.
ad.
1.【口】那样,那么
Is the problem that easy?
问题有那么简单吗?
conj.
1.(引导名词从句)
He expressed the hope that we would keep in touch with his firm.
他表示希望我们与他的公司保持联系.
My idea is that we should act on his suggestion.
我的意见是我们应当按照他的建议去办.
That she is still alive is a relief.
她还活着,这是令人感到宽慰的.
2.(引导状语从句,表示原因或理由)因为,由于
We are glad that we have accomplished another arduous task.
我们都感到高兴因为又完成了一项艰巨的任务.
3.(引导状语从句,表示目的或结果)为了,以至于
He is working hard that he can catch up with the class.
他努力用功,以便赶上班上同学.
4.(引导表示愿望,感叹的从句,主句常省略)
That I could stay at home today!
今天要是我能呆在家里多好呀!