Anyone wants to learn something can sign up for the online courses.
A. which
B. who
C. whose
D. whom
网友回答
A. which
(答案→)B. who
C. whose
D. whom
解析：句意：任何想学习的人可以在网上课程报名。这里用了定语从句，先行词是anyone，定语从句中缺少主语，用关系代词who引导定语从句，which用于先行词是物的定语从句，whose在定语从句中做定语，whom在定语从句中做宾语，所以选B。