—How far is your home from school?

—It’s about two ______ walk.

A. hour’s　　　　　　 B. hours　　　　 C. hours’

—How far is it from the railway station to the hotel?　

—It’s about _______ walk.

A. ten minute’s　 　 B. ten –minutes 　　　 C. ten minutes’　 　 D. ten minutes

 --- How far is your family from here?

--- It’s about ten _____ walk.

minute’s B. minute C. minutes’ D. minutes