Chapter 1 introduces the background and objectives of the book and lays the theoretical and methodological groundwork. Chapter 2 explores the nominal group system and structure in English, Spanish, and Chinese. Chapter 3 investigates the verbal group system and structure in the three languages, highlighting differences in verbal group resources. Chapter 4 focuses on MOOD systems and structures, delving into English, Spanish, and Chinese MOOD resources. Chapter 5 explores TRANSITIVITY systems and structures in English, Spanish, and Chinese, distinguishing between different types of clauses. Lastly, Chapter 6 investigates THEME and INFORMATION systems and structures in the three languages.