This revised second edition updates a course perfectly suited to educational settings worldwide. The Teacher's Resource Book offers the contents of Combos 2A and 2B in a single volume. All unit numbers and page references correspond to the Combos. The book includes additional photocopiable grammar and communication activities, as well as full pages of teaching tips and ideas, specially written by methods expert Mario Rinvolucri. A Combo Testmaker Audio CD/CD-ROM, allowing teachers to create and edit their own tests, is also available separately, as is Classware for the full edition, which integrates the Student's Book, classroom audio, and video.