Gray, Elizabeth Practice tests for the PET, Preliminary English Test / 1 / Practice tests for the PET. 1 Elizabeth Gray, Neil O'Sullivan. - 2 v. : ill. ; 28 cm. "Based on the Revised Format." Originally published: 2000. ISBN: 1844663434 (Student's book) 1844662748 (Teacher's book) Subjects--Topical Terms: English language--Study and teaching--Foreign speakersEnglish language--Examinations, questions, etc.English language--Textbooks for foreign speakers--Textbooks for foreign speakers