Mr. Green has two sons, and one of _____

试题详情及答案解析

Mr. Green has two sons, and one of ______ is working as a bus driver now.

A．who

B．whom

C．them

D．Whose

答案：C

试题分析：考查定语从句。句意：格林先生有两个儿子，其中一人现在是作为一名公共汽车司机在工作。填whom，注意one前面是逗号，说明前面的句子还不完整，而后面是个定语从句。如果one前面是句号，则填them。故选C。
考点：考查定语从句