Grammar Question words Personal pronouns Possessives Possessive forms Plurals Countable or uncountable? Plastic or plastics? Uncountable nouns 3 facts about THE Present simple Frequency adverbs Present continuous Present tenses At, in, on for location At, in, on for time Prepositions of place Prepositions of movement Across and through Some and any Much, many, a lot of Little and a little Few and a few Comparison Irregular verbs Past simple Past tenses Will vs be going to Present continuous vs be going to Must vs. have to The present perfect simple Been or gone? Present perfect vs past simple For and since The present perfect continuous Perfect tenses How to be polite Past abilities Modals of deduction Relatives The passive The first conditional The second conditional The past perfect The third conditional Verb patterns Used to vs. be used to Have something done