They preferred rather thana bike. A.to walk; to ride B.walking;riding C.to walk;ride

问题补充：

They preferred rather thana bike.

A.to walk; to ride B.walking;riding C.to walk;ride

答案：

解析：考查句型：prefer to do sth rather than do sth 宁愿做某事而不愿做某事，句意：他们宁愿步行也不愿意骑自行车。故选C。