My sincere thanks to all the people who helped shape this book. First of all, we would like to thank the Beginner, Beginner, Foundation and Pre-Intermediate Group test authors between 2000 and 2005. We are also indebted to Robert West, who corrected and edited the material in the book down to the last detail. We also thank Steve Riva, Beth Dogan, Gary Conlan, and Patricia Bilikmcn for their invaluable proofreading. of your materialWe would also like to thank Nurcihan Kank for helping us to shape our vocabulary, and Umut Kahraman, who created a software program that helped us prepare vocabulary tasks.