This document provides an overview of question tags in English grammar. It defines question tags as interrogative fragments added to declarative statements or imperatives to turn them into questions. The document outlines different ways question tags are formed in English and other languages. It also discusses the grammatical rules for forming positive and negative question tags based on the main clause. Examples are provided to illustrate proper usage of question tags. Exercises are included for learners to practice identifying, forming, and using question tags in speech and writing.