the old man has two sons,____work in shanghai A.both of which B.both of whom C.both of them D.that
问题描述:
the old man has two sons,____work in shanghai A.both of which B.both of whom C.both of them D.that
答
选B,由于一个句子只能有一个谓语所以这是一个一个从句;在提到上半句的两个儿子时需要用代词,人用who,由于of是介词所以一般用whom