—How do you go to school?—By walking. It’s walking distance of my home.A. ofB. byC. durin

问题补充：

—How do you go to school?

—By walking. It’s walking distance of my home.

A. of

B. by

C. during

D. within

答案：

A. of

B. by

C. during

(答案→)D. within

解析：考察介词.of……的；by通过某种方式；during在……期间；within在……之内。句意：你怎样去上学？——步行。路程在我家的步行距离之内。故选D