Find students from different parts of the country, record them talking to each other in different combinations, report on how they accommodate their speech or not, that kind of thing.

找一些来自这个国家各个地方的学生，记录下他们说话的不同方式，写一个关于他们是如何根据不同的说话者调节自己口音的报告，诸如此类的事情。