1.
Which is which?
（指两者的区别）哪一个是哪一个？
2.
Whichever are you going to choose?
你究竟要挑选哪一个？
3.
Which was the real delinquent?"
真正有罪的是哪一个？”
4.
Whichever you like is yours.
你喜欢哪个就拿哪一个。
5.
I don't know which is which.
我不知道哪一个是哪一个。
6.
Make your choice of what you please.
你喜欢哪一个就选择哪一个吧！
7.
Which Robert? Which Mary?
哪一个罗伯特？哪一个玛丽？
8.
Whichever of them gains the most points wins.
他们中哪一个得分最多，哪一个就赢。
9.
Which of the two goes first?
这两个哪一个在前？
10.
A: What's the news channel?
甲：哪一个频道是新闻?
11.
What is the balance weight of this driver?
哪一个是最均衡的重量?
12.
Which would you single out as the best?
你觉得哪一个最好?
13.
I don't know which one to take.
我不知道该拿哪一个好。
14.
Whichever John do you mean ?
你究竟指哪一个约翰 ?
15.
Whichever do you prefer ?
你到底比较喜欢哪一个 ?
16.
You may take either of them.
你拿哪一个都可以。
17.
Which of them is the worse?
他们当中哪一个更坏？
18.
Tell me to take which please.
请告诉我拿哪一个。