I was searching for accusative of "equus" and found a site
with very short stories in Latin, which can be immediately
translated when you desire.
http://216.239.53.104/search?q=cache:AYGszwERPC0J:www.learnlatinlanguage.com/DEMFABULAE.HTM+Latin+accusative+equus&hl=en&ie=UTF-8