This document provides information about adverbs of frequency and how they are used in sentences. It discusses common adverbs like always, usually, often, sometimes, rarely and never. It provides examples of how these adverbs are used after verbs like "be" and before other verbs. It also discusses how usually and sometimes can be used at the beginning or end of sentences. Finally, it discusses how to ask questions about frequency using "how often" and provides sample questions.