You can make use of the differences to tell which country th
2个回答

这里

which country the foreiners of your block are from.作动词tell 的宾语从句,在 从句中 which 作定语修饰 country ,宾语 从句的引导词要 提到句首 啊 ,which country 作介词 from 的宾语.

就好比特殊疑问句 ,which country do you come from?

变成宾语从句 就是 Can you tell me which country you come from .

道理是一样的.