Biografía del autor Yusuf Buz has taught English as a second language for about 10 years, developing extensive experience assessing and preparing candidates for various proficiency English exams in Turkey. Since he moved to the UK in 2004, he taught Turkish for around 5 years, during which he started writing this book. He holds a BA in English Language Teaching and an MA in Linguistics from University of Leeds. Yusuf is also the author of one of the bestselling books on English Grammar in Turkey. His other titles include: YDS Test Pro, YDS Exam Pack, Test Your Comprehension and Vocabulary and Advanced English Learners' Tests.