1·I don't know if he's a teacher or what.
我不知道他是个教师还是别的什么。
—— 《牛津词典》
2·Or what is the nature of luck and coincidence?
或者说，运气和巧合的本质是什么？
3·Have you anything to say to us, my friend, or what do you want?
你有什么话要对我们说吗，我的朋友，或者你想要什么？
4·He declined to say when it might be ready or what it might contain.
他拒绝说出它何时可以准备好，或者包含什么内容。
5·I could imagine what the teacher was saying or what it looked like in the book.
我能想起来老师说了什么，或者书上是怎么写的。
6·Don't worry if you are not sure where you're headed or what your long-term goals are.
如果你不确定你的目标是什么，或者你的长期目标是什么，不要担心。
7·He wandered here and there in the city, hardly noticing where he was going, or what was happening around him.
他在城里东游西荡，几乎不知道自己要去哪儿，也不知道周围发生了什么事。
8·Regardless of who they are or what they do, Americans spend more time at work than at any time since World War II.
不管他们是谁或做什么工作，美国人花在工作上的时间比二战以来任何时候都要多。
9·We know they smear a liquid on the tube, but we don't know where they secrete it from or what its chemical composition is.
我们知道它们在管上涂抹了一种液体，但我们不知道它们从哪里分泌出这种液体，也不知道它的化学成分是什么。
10·Books can make people cleverer, because heavy readers have greater knowledge of how things work and who or what people were.
书籍可以让人变得更聪明，因为读得多的人更了解事物的运作方式，更了解人是谁，或者人是什么。