Many English learners worry too much about verb tenses as they get confused which tense they should use while speaking or writing. If you stopped 100 native English speakers in the street and asked them about tense, 1 of them might give you an intelligent answer - if you were lucky. The other 99 would know little about terms like "past perfect" or "present continuous". But they can all speak fluent English and communicate effectively. Indeed, for ESL it helps to know about tenses.Lesson by lesson, this book will teach you how to form and use each of the 12 English tenses appropriately- present simple, present continuous, present perfect, present perfect continuous, past simple, past continuous, past perfect, past perfect continuous, future simple, future continuous, future perfect, and future perfect continuous-with clear wealth example sentences and quizzes to check your understanding.All students of English, whether they are native speakers or those who are studying English as a second language, will benefit from the fundamental introduction and review of the grammar of verbs provided by this ultimate guide.