This document provides information about different types of questions in English, including yes/no questions and wh- questions. It discusses the structure of questions and how to form questions using auxiliary verbs like "do" and "be". It also explains the use of question words like who, what, when, where, why and how in questions. Specifically, it covers when these question words can be used as subjects, objects, complements or adverbials in a question. The document aims to give the reader the basic tools to understand and construct different types of questions in English.