例句：
Did you take your medicine?
你吃過藥了嗎？
Did you see what happened?
你看見出什么事了嗎？
Did he answer your letter?
他回復你的信了嗎？
What have I done to deserve this?
我做了什么事應該得到這種待遇呢？
She got done for speeding.
她因超速行駛而受到處罰。
Sit there and wait till I've done.
坐在那兒等到我做完。