This document outlines various English grammar tenses and structures including:
1) The present continuous, present simple, past simple, past continuous, present perfect simple, past perfect simple, past perfect continuous, future simple, future continuous and future perfect.
2) Comparative and superlative forms of adjectives and adverbs.
3) The passive voice and how it differs from the active voice.
4) Common modal verbs like can, could, may, might, must, shall, should, will, would and their uses.
5) Gerunds (verb+ing structures) and verb patterns after prepositions.
6) The four conditional sentences and how they are