In monasterio, in a convent.

(Ay,

In monasterio! He mismanages

In with the ablative, the accusative!

I had hoped to have hitched the villain into verse

For a gift, this very day, a complete list

O' the prepositions each with proper case,

Telling a story, long was in my head.

What prepositions take the accusative?

Ad, to or at—who saw the cat?—down to