— Alice told me you called yesterday.
— Yes, I had a problem with Jane, I thought you could help me with, but you were not in.
A. who
B. whom
C. that
D. which
网友回答
A. who
B. whom
C. that
(答案→)D. which
解析：考查非限制性定语从句：句意：--Alice告诉我你昨天打电话的。--是，我和Jane有个问题，我认为你可以帮助我解决，但是你不在。先行词是a problem，是物，所以排除AB项，定语从句中with缺少宾语，用关系代词，非限制性定语从句是不能用that引导的，选D。