What is referred to by 'be the day'?

What is referred to by 'as a tack'? What is referred to by 'as an eel'? What is associated with: away they gothis horse that hit tv in 1956 trails earlyhis jockey gumby has him moving as if h… Based on the clue 'b doing this means either youre hungry or youre a ...', what is the answer? What is referred to by 'ben rice guy'? Based on the clue 'bismarck this states capital thats it nothing else...', what is the answer? Based on the clue 'boy with cheek of tan', what is the answer? Based on the clue 'by woods on a snowy evening', what is the answer?