Mixed Doubles
　　Teacher of Physical Education: Have you ever seen mixed doubles, boys?
　　Nick: Yes, sir. Quite often. I saw it even last night.
　　Teacher: Please tell us something about it.
　　Nick: Oh, sorry, sir. My father always says, ’’

　　混合双打
　　体育老师：孩子们，你们见过男女混合双打吗？
　　尼克：见过，老师，经常见。就在昨天夜里我还见过呢？
　　老师：你给大家讲讲当时的情形吧。
　　尼克：啊，对不起，老师。我爸爸常说，”家丑不可外扬。“

　　NOTE
　　have you ever seen …你见过…
　　Domestic shame should not be published. 家丑不可外扬