Workbook, Intro has six-page units that follow the same sequence as Student's Book, Intro. The workbook helps recycle and review language by providing additional practice in grammar, vocabulary, reading, and writing. It is appropriate for in-class work or assigned as homework. Series: Interchange Fourth Edition Paperback: 96 pages Publisher: Cambridge University Press; 4 edition (August 13, 2012) Language: English ISBN-10: 1107648718 ISBN-13: 978-1107648715 Product Dimensions: 8.5 x 0.2 x 10.9 inches Link Download http://nitroflare.com/view/9AC770779E8E29F/WB.pdf http://nitroflare.com/view/215581B88846D75/Video_DVD.rarhttps://nitroflare.com/folder/949760/L00VuZ2xpc2g=