例句：
Do it yourself ─ I don't have time.
你自己做吧——我沒時間。
I could do it now, if you like.
如果你愿意的話，我現在就可以做這事。
A change of job would do you the world of good.
換一下工作會對你大有好處。
One major problem did present itself, though.
不過，確實出現了一個重大問題。
Someone might find out, and that would never do.
也許有人會發現，那是絕對不行的。