This material is suitable for you if you want to study grammar in an easy and meaningful way. You can see how grammar works in a passage you read or listen to. This can help you understand it more clearly. The grammar points which you can learn from 18 units of this material are tenses, passive forms, modal verbs (can, may…), articles (a, an, the), conditional clauses (if………), relative clauses (which……), noun clauses, and reported speech.