Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Interchange Fourth Edition Online Workbook, Level 2 provides additional activities to reinforce what is presented in Student's Book, Level 2. The Online Workbook includes activities which correspond to each Student's Book unit; instant feedback for hundreds of activities; clear, easy-to-follow navigation; additional audio practice; and simple tools to monitor progress.

Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Interchange Fourth Edition Online Workbook B, Level 2 provides additional activities to reinforce what is presented in Student's Book B, Level 2. The Online Workbook includes activities which correspond to each Student's Book unit; instant feedback for hundreds of activities; clear, easy-to-follow navigation; additional audio practice; and simple tools to monitor progress.

Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Interchange Fourth Edition Online Workbook, Level 3 provides additional activities to reinforce what is presented in the Student's Book. The Online Workbook includes activities which correspond to each Student's Book unit; instant feedback for hundreds of activities; clear, easy-to-follow navigation; additional audio practice; and simple tools to monitor progress.

Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Workbook A, Level 2 has six-page units that follow the same sequence as Student's Book A, Level 2. The workbook helps recycle and review language by providing additional practice in grammar, vocabulary, reading, and writing. It contains units 1-8 and is appropriate for in-class work or assigned as homework.

Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Interchange Fourth Edition Online Workbook B, Intro provides additional activities to reinforce what is presented in Student's Book B, Intro. The Online Workbook includes activities which correspond to each Student's Book unit; instant feedback for hundreds of activities; clear, easy-to-follow navigation; additional audio practice; and simple tools to monitor progress.

Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Interchange Fourth Edition Online Workbook A, Level 3 provides additional activities to reinforce what is presented in Student's Book A, Level 3. The Online Workbook includes activities which correspond to each Student's Book unit; instant feedback for hundreds of activities; clear, easy-to-follow navigation; additional audio practice; and simple tools to monitor progress.

Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Interchange Fourth Edition Online Workbook B, Level 3 provides additional activities to reinforce what is presented in Student's Book B, Level 3. The Online Workbook includes activities which correspond to each Student's Book unit; instant feedback for hundreds of activities; clear, easy-to-follow navigation; additional audio practice; and simple tools to monitor progress.

Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Interchange Fourth Edition Online Workbook A, Level 1 provides additional activities to reinforce what is presented in Student's Book A, Level 1. The Online Workbook includes activities which correspond to each Student's Book unit; instant feedback for hundreds of activities; clear, easy-to-follow navigation; additional audio practice; and simple tools to monitor progress.