1·How long were you by yourself in the house?
你自己一个人在屋里待了多长时间？
—— 《牛津词典》
2·Oh, well done, Sherlock. Did you figure that out all by yourself?
喔，干得好，大侦探。你全是自己推断出来的吗？
—— 《牛津词典》
3·Are you sure you did this exercise by yourself?
这个练习真是你自己做的吗？
—— 《牛津词典》
4·You should deal with it by yourself.
你应该自己处理。
5·It's more important to learn it by yourself.
自学更重要。
6·You can also clean your room by yourself.
你也可以亲自打扫你的房间。
7·Reading is not only something you enjoy by yourself.
阅读不仅仅是自我享受的事情。
8·Sam, did you really fix the computer by yourself?
山姆，你真的自己把电脑修好了吗？
9·Tom, do you often clean your room by yourself?
汤姆，你经常自己打扫房间吗？
10·Why don't you try on the shoes by yourself?
你为什么不自己试穿一下鞋子呢？