Participles govern the cases of the verbs from which they are derived, as—

Duplices tendens ad sidera palmas,

Talia voce refert:

Stretching forth his hands to heaven, he utters such things.

This reminds us of the Italian opera.

A dative case is sometimes added to participles of the passive voice, especially when they end in dus, as—

Sollicito nasus rutilans metuendus amanti est:

A fiery nose is to be feared by an anxious lover.

Participles, when they become nouns, require a genitive case, as—