The old farmer has one son and two daughters, are kind to her, makes her sad.
A. neither of them; which
B. all of whom; which
C. none of them; it
D. none of whom; which
网友回答
A. neither of them; which
B. all of whom; which
C. none of them; it
(答案→)D. none of whom; which
解析：考查非限制性定语从句：第一空的先行词是one son and two daughters所以排除A项，句意：老农民有一个儿子和两个女儿，他们没有人对她好的，这使她很难过。排除B，第二空是非限制性定语从句，修饰前面的句子，用which，选D。