John invited about 40 people to his wedding, most of are family members.
A. them
B. that
C. which
D. whom
网友回答
A. them
B. that
C. which
(答案→)D. whom
解析：逗号之后是一个非限定性定语从句，关系词that只能引导限定性定语从句，排除；先行词是people，which 只能指物，排除选项C；如果用them，则逗号之后应该加上一个连词and，排除。
【考点定位】本题考查定语从句。
【拓展】英语中两个句子之间是必须用连词连接。
【句意】约翰邀请了四十个人参加他的婚礼，其中大部分是家庭成员。