问题补充：
Word comes that free souvenirs(纪念品) will be given tocomes first.
A. no matter whom
B. whomever
C. no matter who
D. whoever
答案：
A. no matter whom
B. whomever
C. no matter who
(答案→)D. whoever
解析：宾语从句中缺少主语;no matter who只能引导状语从句，此处whoever 引导宾语从句，并且在从句中作主语。
