11.   We walked out for the victory ceremony and stood behind the plinth.

12.   When the buffalo were slaughtered, they lay so thick on the ground that you could walk for miles on the bodies.

13.   We walked for miles.

14.   She was afraid to walk alone for fear some sicko might be lurking in the shadows.

15.   It was two in the morning, and we had been walking for hours.

16.   He had been walking for almost four hours.

17.   They walked for about an hour before arriving at their destination.

18.   He walked on for a few yards, stooped and picked something up.

19.   But this will involve an examination of the whole question of walking for pleasure, which is what we most usually do on these occasions.

20.   They had been walking for less than ten minutes when it began to spit.