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What do they mean when they say that it's a choice? 当这些人说"同性恋是个选择"的时候，他们想表达什么？ This is one of those places where the orientation-activity distinction actually comes in handy. 在这种情况下，&quo

Good morning, everybody. This morning I want to extend to the people of Haiti the deep condolences and unwavering support of the American people following yesterday’s terrible earthquake. 大家早上好。

Good morning. Christmas is fast approaching, and I know many of you are busy trying to finish up your holiday shopping. This week, we received good news about the economy that should brighten the seas

Does anybody know when the stethoscope was invented? Any guesses? 1816. 有人知道听诊器是什么时候发明的吗？大家试着猜一猜，有人说是1816年。 And what I can say is, in 2016, doctors aren't going to be walking around with stethoscopes.