Miss Green is visiting China for a few months.She is ( )an exchange program A in B on C FOR
问题描述：
Miss Green is visiting China for a few months.She is ( )an exchange program A in B on C FOR
Miss Green is visiting China for a few months.She is ( )an exchange program
A in B on C FOR D between
答
B on从事,进行, 是...中的一员
Miss Green 在访问中国,已几个月了,她是作一个交换项目（她是一个交换项目中的一员）