—Excuse me. How far is the post office from here? —It’s about walk. A. ten minute B. ten

问题补充：

—Excuse me. How far is the post office from here?

—It’s about walk.

A. ten minute B. ten minutes C. ten minutes’

答案：

解析：本题的含义是10分钟的路程，以s结尾复数名词所有格只需在后加’，故本题选C。