Какая именно разница между (красным Мерфи) "Essential Grammar In Use" 2 и 3 издания?

Essential Grammar In Use 2nd Edition (Audiobook)

English | R. Murphy | Book + Exercises With Keys + Audio CD | PDF + MP3 | 133 MB | ISBN-10: 0521559286 | ISBN-13: 978-0521559287

Essential Grammar in Use is a grammar reference and practice book for elementary learners. Modelled on Raymond Murphy's successful intermediate-level English Grammar in Use, it concentrates on areas of grammar normally taught at elementary level. - Easy to use: on each left-hand page a grammar point is explained and on the facing pages there are exercises to check understanding. - Clear explanations: grammar for elementary learners is explained in simple language. - Accessible: the clear contents list and index of grammatical items make it easy for learners to select the units they need. - Additional exercises: these offer extra practice of key grammar points. - Appendices: these references deal with tenses, irregular verbs, short forms, spelling and phrasal verbs. - Self-study: the book can be used by learners working independently. - Key: this contains the answers to all the exercises.

Essential Grammar in Use, 3rd Edition (CD-ROM)
Title: Cambridge Essential Grammar in Use CD-ROM
Level: Elementary and Pre-Intermediate
Author(s): Helen Naylor and Raymond Murphy
Publisher: Cambridge University Press
ISBN-10: 052167543X
Date: 2007, 3rd Edition
Size: 247 Mb
Format: .iso
Language: English

Recommended! Now work with Updater! A fully updated version of the best-selling Essential Grammar in Use, available with a substantial new CD-ROM for additional interactive practice. Essential Grammar in Use Third edition is a fully updated version of the bestselling grammar title. Now in full colour, with new content and even more exercises, this updated edition retains all the key features of clarity and ease-of-use that have made the book so popular with students and teachers. An exciting and substantial brand new CD-ROM offers a wealth of extra practice material, covering all the language in Essential Grammar in Use Third edition.