_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ , _ _ _ _ _ _ _ _ _ _ , _ _ _ _ _ _ _ _ _ _ _ _
b_ _ _ k d_ g n_ _ t to t_ e d_ _ r a_ d s_ _ _ _ _ g s_ _ _ _ _ _ s so as to h_ _ e o_ e e_ e on h_ s o_ d s_ _ _ _ _ _ e a_ d o_ _ , as i t_ _ _ _ _ _ , on h_ s r_ _ _ _ _ t
bl_ _ k dog ne_ t to the do_ r and si_ _ _ _ g si_ _ _ _ _ s so as to ha_ e one eye on his old sh_ _ _ _ _ e and on_ , as i th_ _ _ _ _ , on his re_ _ _ _ t