The Pre-intermediate Student's Book provides 80 hours of core teaching material, which can be extended to 120 hours with the inclusion of the photocopiable resources in the Teacher's Book (with Teacher's DVD). Vocabulary and Grammar are given equal importance and there is a clear focus on improving student's listening and speaking skills in social situations. The Student's Book includes optional video for the Real World lessons (available on the Teacher's DVD) with vocabulary selection inform...

Are you curious to know what all languages have in common and how they differ? Do you want to find out how language can be used to trace different peoples and their past? Now in its fourth edition, this fascinating book guides beginners through the rich diversity of the world's languages. It presupposes no background in linguistics, and introduces key concepts with the help of problem sets, end-of-chapter exercises and an extensive bibliography. It is illustrated with detailed maps and charts...

The second edition of A History of Sub-Saharan Africa continues to provide an accessible introduction to the continent's history for students and general readers. The authors employ a thematic approach to their subject, focusing on how the environment has shaped the societies and cultures of the African peoples. The text demonstrates how the geography, climate and geology of Africa influenced the rise of states and empires, the emergence of the trans-Atlantic slave trade, the European conques...

The fundamental mathematical tools needed to understand machine learning include linear algebra, analytic geometry, matrix decompositions, vector calculus, optimization, probability and statistics. These topics are traditionally taught in disparate courses, making it hard for data science or computer science students, or professionals, to efficiently learn the mathematics. This self-contained textbook bridges the gap between mathematical and machine learning texts, introducing the mathematica...

The 18th edition of Daniel Jones's classic work is the definitive guide to contemporary English pronunciation. This new and fully updated edition contains over 230,000 pronunciations of words, names and phrases. In addition, it includes lively essays on aspects of pronunciation by leading experts in the field, a phonetics and phonology glossary and notes explaining the relationship between spellings and sounds

Maxwell's equations are four of the most influential equations in science. In this book, each equation is the subject of an entire chapter, making it a wonderful resource for undergraduate and graduate courses in electromagnetism and electromagnetics.

An updated new edition that provides detailed descriptions of important text varieties in English along with methodological techniques to carry out analyses of them, including conversation, newspaper writing, academic prose and social media. Each chapter ends with activities for the reader to apply and practice the analyses they read about.

A grammar reference and practice book for learners of English at advanced (CEFR C1-C2) level. Perfect for self-study, but also ideal for supplementary activities in the classroom. This fourth edition is the highest level in a series that has been used by millions of language learners and teachers around the world.

It contains 105 units, including five new units on grammar for academic purposes. Online resources are also included: a 36-month subscription to the eBook version with audio and ans...

Foundations of Astrophysics provides a contemporary and complete introduction to astrophysics for astronomy and physics majors. With a logical presentation and conceptual and quantitative end-of-chapter problems, the material is accessible to introductory astrophysics students taking a two-semester survey course.