Most of the movies directed by Zhang Yimou historical facts.
A. is based on
B. based on
C. are based on
D. basing on
网友回答
A. is based on
B. based on
(答案→)C. are based on
D. basing on
解析：考查主谓一致和固定词组。固定词组be based on…以…为基础；本句的主语most of the movies是一个复数形式，故谓语动词也应该使用复数形式，故C正确。