一道英语选择题,请问选哪个以及为什么
问题描述：
一道英语选择题,请问选哪个以及为什么
the teacher____taught me when i was a child is___i am going to visit.
A.whom,where B.who,which C.who,the one D.that,which
答
C
先行词是人,引导词作主语,故用who
第二空：特指那个老师 the one （who/whom ) 省略了引导词
加油!不明白再问!