Main goal of this application is to learn basic english grammar rules. Complete english grammar rules book This app is perfect for intermediate levels. It contains eight chapters. Each chapter contains short and clear explanations of english grammar, quizzes for each lesson and final test. In the first chapter you can find lessons and tests about modals. I like english b1 teacher s Second chapter contains topics about modals in the past tense. English free From third chapter you will know rules of using gerund. Fourth chapter contains topics and tests about infinitive. Complete english grammar rules book In the fifth chapter you will find lessons and quizes about need in the past. I like english b1 teacher s. This intermediate course contains: * 46 english grammar lessons. * Quizzes for each topic of english grammar. * 4 chapter final tests. Short description of topics in this application: * Modals in the past tense. * Complete english grammar rules book * Gerund. * Need in the past. * I like english b1 teacher s * Infinitive. * Prepositions of time. * English free * Phrasal verbs that take an object.