Okay. I had intended to give you just a little bit of a rhythmic quiz but let's just do one of these things.

好了,我想给你们,做一些小小的节奏测验,不过我们现在就做一个吧

耶鲁公开课 - 聆听音乐课程节选

Here's something else and I guess it's a quiz question I think I'm asking you there, and it has to do about a home pitch.

有些我们小测验里的问题要注意下,我想问问你们,关于主音高的问题

耶鲁公开课 - 聆听音乐课程节选

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