你选哪本书？
Which one of the books is your pick?

对我们来说，很难决定走哪一条路。
It was difficult for us to decide which road to take.

我问了一位本地人，该走哪条路。
I asked one of the locals which way to go.

我们先给这些磁盘加上标签吧，不然我们就记不清哪个是哪个了。
Let's tag the disk now or else we'll forget which is which.

我们来到了岔路口，不能决定走哪一条岔路。
We came to a fork in the road and could not decide which fork we should take.

哪一方将获得控制权？
Which side will get the mastery?

苏伊士地峡位于世界的哪一部分？
In which part of the world is the Isthmus located?

现在哪个队在足球锦标赛中领先？
Which football team is the leader in the football championship?