1. which表疑问
Which will you take?
你想拿哪一个？
Which of these is yours?
这些里面哪个是你的？
Which part of town do you mean?
你是说城镇的哪个地区？
Which university did you go to, Oxford or Cambridge?
你上的哪所大学，牛津还是剑桥？
2. which作主语
She was not in the train which arrived just now.
她不在刚到的火车上。
The dog which was lost has been found.
丢失的狗找到了。
This is the book which is popular.
这就是那本很受欢迎的书.
This is the family which is planning to move to the town.
这是要搬进城里的一家。
3. which作宾语
The car (which) I hired broke down.
我租的汽车坏了。
These are the books (which) you ordered.
这些是你订购的书。
These are the conditions (which) we have to accept.
这些就是我们不得不接受的条件。
His mind was full of ideas (which) he wanted to discuss.
他脑海中充满了各种想和别人讨论的想法。
4. which作介词宾语
I will remember the day forever when/on which I won the first prize in the contest.
我将永远记住我在竞赛中获得第一名的那一天。
Beijing is the place where/in which I was born.
北京是我的出生地。
Is this the reason why/for which he refused our offer?
这就是他拒绝我们帮助的理由吗？