I left out the noble gases here because they do something a little bit special, and actually, I'm going to give you one last clicker question today to see if you can tell me what you think noble gases do.

我并没有把稀有气体算在里面,因为它们的电子亲和能有点特别，实际上，我将会把这作为今天的,最后一个选择题，来请大家告诉我,你们觉得稀有气体电子亲和能应该是怎样的。

麻省理工公开课 - 化学原理课程节选

But for those of you who raised your hand just tell me I mean why do you think--what makes you believe food can be addictive?

但那些举手的同学,请你们告诉我,你为什么觉得食物会上瘾呢

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Do you want to tell me what the... where's the monopoly quantity on this picture?

你来说一下,图中哪一点表示垄断产量呢

耶鲁公开课 - 博弈论课程节选

OK, not a quiz for points or anything, don't freak out, but I do want you to tell me who these people are. So, what about this person?

我们的课程将由一个小测试开始，别紧张，这不记录分数的,但我希望你们能告诉我这些人是谁？

麻省理工公开课 - 化学原理课程节选

Tell me exactly what you want to do to measure acceleration.

请详细告诉我你想怎样测量加速度

耶鲁公开课 - 基础物理课程节选