--- What do you think of the film Schindler’s List?
--- This is the best film I have ever seen.
A. that
B. what
C. who
D. whom
网友回答
(答案→)A. that
B. what
C. who
D. whom
解析：考查定语从句，先行词是the best film定语从句中缺少宾语，用关系代词，当先行词被最高级或序数词，不定代词修饰时，定语从关系代词用that，不用which，选A。