New Interchange Intro Lab Guide

New Interchange is a multi-level series for adult and young adult learners of English from the beginning to the high-intermediate level. The Lab Guide can be purchased for use with the Lab Cassettes. The Guide provides varying levels of support for the learner: Part A contains only the directions to each exercise; Part B contains the script for each exercise without the responses; and Part C contains the complete script for each exercise with the responses.