Question

Last week, only two people came to look at the house, __________ wanted to buy it.

A．none of them	B．both of them
C．none of whom	D．neither of whom

Answer 1

D。

由于前面提到的是两个人，故后面只能用表两者的both或neither，据此可排除A和C。由于空格前用的是逗号，且没有连词，故只不能选B，而要选D，因为neither of whom为非限制性定语从句，用以修饰two people。