170x240 288 страниц. 1989 год. Language Teaching Publications An intermediate grammar reference and practice book for class use or self-study. The book has 78 units which follow a regular and easy-to-use pattern. Each grammar point has one page of explanation and up to five pages of exercises. Explanations are given as summaries, explaining the essentials, and comments which develop the students' understanding to a higher level. The book contains 350 practice exercises, 3200 examples and a full answer key.