In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

Comprehension:
Buck (1)________ over against the sled, (2)_________, sobbing for breath, helpless. This was Spitz’s opportunity. He sprang upon Buck, and twice his teeth sank into his (3)_________ foe and ripped and tore the flesh to the bone. Then Francois’ lash (4)_________, and Buck had the satisfaction of watching Spitz receive the worst whipping as yet (5)_________ to any of the team.