the teachers_ who (A who B whom C whose D which)came for a visit are foreigners
这是定语从句,先行词【teacher】在从句中作主语【teacher came for a visit】
又因为是人,所以不用which而用who
whom视作介词宾语的时候用的
whose时表示从属关系的时候用的
the teachers_ who (A who B whom C whose D which)came for a visit are foreigners
这是定语从句,先行词【teacher】在从句中作主语【teacher came for a visit】
又因为是人,所以不用which而用who
whom视作介词宾语的时候用的
whose时表示从属关系的时候用的