This document provides a preview of Chapter 1 which covers the simple present and present progressive tenses in English. It includes examples of how to form and use these tenses, distinguish between them, and form short answers to yes/no questions. The chapter preview covers topics such as frequency adverbs, singular and plural verb forms, spelling rules for verbs ending in -s or -es, non-action verbs, and short answers to questions. Examples and exercises are provided throughout to illustrate the concepts and allow practice applying the rules.