The document discusses reported speech, also known as indirect speech. It explains that reported speech is used to retell what someone said without using their exact words. Several changes must be made, including changing verb tenses and time/place expressions. Modal verbs and pronouns may also need to be altered. Introductory verbs like "say" and "tell" are commonly used. Examples are provided for how different types of statements, questions, commands, and suggestions would be reported.