分类：教育/科学-外语学习
问题：英语Mr.HenryBrownisoneoftheforeign 
Mr.Henry Brown is one of the foreign teachers (  )in our school.A who is workingB who are working who has been woking选哪个？为什么？ 
回答：B who are working 

这个定语从句修饰的是“the foreign teachers ”