We now have 77% getting the correct answer, for a very similar question , we only had about 30-something percent on Friday.

我们有77%的同学%,回答正确了，上周五和这类似的问题，只有大概30%左右答对了。

麻省理工公开课 - 化学原理课程节选

So if you find yourself getting most of these answers correct, then don't take this course.

因此如果你发现你能够答对大部分问题,那么就没必要上这门课了

耶鲁公开课 - 聆听音乐课程节选

Again, if you didn't hear it, the answer was it's log.

因为每次我可以把这个问题的规模，缩小一半，你答对了。

麻省理工公开课 - 计算机科学及编程导论课程节选