你今天忙了一天吗?
A Hi, Sue. Have you had a nice day?
a嗨,苏。你今天过得愉快吗?
Have you had a tetanus shot recently?
最近您打过破伤风针吗?
He had told a friend, "You come to realize that life is short, and you have to step up.
VOA: special.2010.02.07
Have you had a professor with very special characteristics?
你的教授中有没有个性非常突出的呢?
For those of you who have had a course in probability and statistics, there will be nothing new here.
对于已经,学过概率和统计的同学来说,这堂课就没什么新鲜的了
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