My sister is always telling us of the people and the things interest her.
A. who
B. which
C. that
D. what
网友回答
A. who
B. which
(答案→)C. that
D. what
解析：考查定语从句，先行词是the people and the things，定语从句中缺少主语用关系代词，因为先行词有人有物，定语从句用that引导，句意：我姐姐总是和我说些让她感兴趣的人和物。选C。