交换生就是让中国的学生到美国公立中学学习一年，是一种不错的留学方式，费用低

恩，通过楼主简单的介绍，我就大概的了解了。语言精辟 哦。

再次顶一下，真的是一个不错的项目，我受益匪浅

回复：4楼
恩，参加的同学都是深有感触呢

l am an exchange student this year, and l am in america right now. Although l fell not good with my host family, l still enjoy that. l will go back to shanghai in May. l am so excited about that. l cant wait to go back!!!

Welcome back to China！