This document discusses adverbs of frequency and their usage. It provides examples of common adverbs of frequency like always, usually, often, sometimes, rarely and never. It explains that adverbs of frequency come after verbs like "be" and usually before other verbs. It also discusses using "ever" in yes/no questions and "how often" to ask about frequency. There are examples of questions using these terms and practice activities for students to work on describing their study habits using adverbs of frequency.