An updated and republished edition (2008) of the classic ELT title originally published by Longman. Designed to be used with students at intermediate to advanced level, this work features a progressive approach to learning and contains problem-solving and inductive activities in worksheet format. Providing full support for teachers, including lesson plans, timing guidance and alternative suggestions, it offers them the flexibility to cope with differing classroom situation and needs. Offers an exciting approach to grammar work, focusing on the main verb tenses. With activities graded from intermediate to advanced level, it avoids simply presenting students with rules, but encourages inductive learning by engaging pairs or groups of students in a wide variety of problem-solving activities. Teacher's notes, answers & photocopiable worksheets for each activity.