The document discusses prepositional verbs, which are verbs followed by prepositions. Some common prepositions used in prepositional verbs include on, at, from, to, for, of, into, and about. Examples of prepositional verbs provided are look at, listen to, think of/about, dream about, talk to, ask for, call on, go on, and agree with. Prepositional verbs can have particles like up, down, off, away, and back placed after the verb. Pronouns can also be placed before the particle in a prepositional verb.