妈妈，你经常告诉我，“如果你高兴，我会很高兴，也。”

So you have to be happy, because I'm happy!

youdao

我希望你能经常写信给我，告诉我你的进展如何。

I hope you will write to me from time to time and inform me of your progress.

youdao

你能告诉我今年人们经常讨论的是什么吗？

Could you tell me what people often talk about this year?

youdao

I've had graduate students come to me and say I found a bug in my program.

你该感到自豪么？经常有毕业生,来找到我并告诉我。

麻省理工公开课 - 计算机科学及编程导论课程节选