It took an hour to the park last Saturday.
A. our; to walk
B. us; walking
C. us; to walk
D. we; to walk
网友回答
A. our; to walk
B. us; walking
(答案→)C. us; to walk
D. we; to walk
解析：take 用于 it takes sb ... to do sth句型，仅指花费时间（three hours等），必须用it作形式主语；动词后面人称代词一般用宾格形式，故选C。