In this document are grammar notions useful to high schoolers and more. It contains examples, tables, tricks and tips on learning and understanding English grammar.It contains informaiton on the following notions:- Articles- Nouns: capitalization, plurals- Pronouns (types and tricks)- Gerunds- Question words- Adjectives (order, the possessive form, comparatives and superlatives)- Verbs (auxiliaries, tenses, moods, tricks, there is/are, expressions to be careful with, phrasal verbs, passive voice