These simple and easy-to-use books use everyday situations to teach language structures. Grammatical points are presented using illustrations, clear explanations, and numerous examples. Thorough practice exercises enable students to develop and test their language skills. How the books work-- Two-page units have grammar on the left-hand side and practice exercises on the right.-- Four-page units deal with larger grammar areas in more detail. Two pages of grammar are followed by two pages of practice exercises.-- Special appendix sections give additional information about irregular verbs, spelling rules, punctuation, numbers, days, dates and times.