――How long do you suppose it will be ___ he arrives at the small village ?

――Five hours or so .

   A. when                   B. before               C. since                         D. after

How long do you suppose it will be ____ he arrives at the small village?

--Five hours or so.

     A. when                   B. before            C. since              D. after

–How long do you suppose it will be ____ he arrives at the small village?

–Five hours or so.

A．when         B．before       C．since          D．after

--How long do you suppose it will be ____ he arrives at the small village?

--Five hours or so.

　 　　 A. when　　 　　　　　 B. before　 　　　　　　　 C. since　 　　　　 D. after