Student loan company Sallie Mae did the study.

VOA: special.2009.05.28

I mean, I had to study abroad as a requirement as an IB student,

我的意思是，我必须出国留学，因为我学国际商务

学习外语的重要性 - SpeakingMax英语口语达人

I mean, I had to study abroad as a requirement as an IB student,

我的意思是，我必须出国留学，因为我学国际商务

学习外语的重要性 - SpeakingMax英语口语达人