She came back with her two friends, .
A. neither of them are doctors
B. neither of them is a doctor
C. neither of whom are doctors
D. neither of whom is a doctor
网友回答
A. neither of them are doctors
B. neither of them is a doctor
C. neither of whom are doctors
(答案→)D. neither of whom is a doctor
解析：本题考查非限制性定语从句中引导词和主谓一致的用法。非限制性定语从句的引导词不能用人称代词them，排除A、B两项；而且在非限制性定语从句当介词of的宾格只能用whom，neither of+复数名词，谓语动词用单数，再排除C，故选择D。