This document discusses English intonation patterns. It begins by explaining that every language has its own intonation or speech melody, and intonation helps identify the language being spoken. It then defines English intonation as a complex phenomenon with regional variations. The main types of English intonation are falling intonation and rising intonation, which are used in different sentence types. The document provides examples and explanations of how falling and rising intonation are used in statements, questions, commands and other structures. It emphasizes the importance of studying intonation patterns for improving pronunciation and reducing accent.