Features: • There are twenty exercises (or more) in each book. Each exercise contains several sections of carefully prepared questions. All in all, there are over 300 questions in each book to test a student’s proficiency in grammar. • Explanatory notes and examples are provided before each exercise to guide a student in the usage of grammar. • Vocabulary and sentence structures, which have been carefully planned, are varied and are within a student’s comprehension. The glossary gives the meanings of selected words in the book. Answers are provided for easy assessment.