A Three-Level Series Of Grammar Reference And Practice Books For Teenage And Young Adult Learners. Active Grammar Level 1 Covers All The Grammar Taught At A1-A2 (Cef) Level. The Book Presents Grammar Points In Meaningful Context Through Engaging And Informative Texts, Followed By Clear Explanations And Useful Tips That Highlight Common Mistakes Usually Made By Low-Level Learners. Exam-Style Exercises Provide Plenty Of Challenging Practice And Encourage Students To Apply Their Own Ideas Creatively To Grammar Learning. A Large Number Of Contrastive Revision Exercises In The Book And On The CD-ROM Allow Students To Assess And Monitor Their Progress At Regular Intervals. This Version Without Answers And CD-ROM Is Suitable For Classroom Use And Self-Study.