This document discusses phrasal verbs in English. It explains that a phrasal verb consists of a verb and a preposition or adverb. It then divides phrasal verbs into four groups: intransitive verbs, transitive verbs, separable verbs, and inseparable verbs. Intransitive verbs do not take an object, while transitive verbs do take an object. Separable verbs can be separated, while inseparable verbs cannot be separated from their object. Examples of different types of phrasal verbs are provided.