1 A- 1 B New Step Ahead - Split Edition- Teacher’s Book 1A-1B ISBN 9788853603869 Authors’ acknowledgements We would like to thank all the staffat ELI who have contributed their skills to producing this book. We would also like to thank those institutions and teachers who piloted the manuscript, and whose comments and feedback were invaluable in the production ofthe book. New Step Ahead -Split Edition- Teacher’s Book based on the work ofHerbert Puchta and Paola Tite Revised by Paola Cecchi
