Learn English grammar right from your phone with this app perfect for all non-native speakers. Thousands of questions with instant explanation, sorted by topic: - Nouns (plural, countable and uncountable, partitives/quantifiers...) - Articles (a, an, the, zero article) - Adjectives and adverbs (comparative and superlative. As or than? Good or well? Enough or enough of?) - Pronouns (Subject, reflex and possessive pronouns. There or it? Some or any? Or none?) - Tenses and verbs (Past, present and future tenses. ) - Irregular verbs (begin - began - begun bring - brought - brought) - Verb patterns (Verbs followed by a to-infinitive or by -ing/gerund) - Questions, auxiliary and phrasal verbs (Question tags, indirect questions. Verbs with prepositions.) - Word order (Order of words in sentences. ) - Reported speech (Indirect speech and change of tenses.) - Prepositions (Time and place prepositions (at, on, in). Until or by? Verbs with prepositions.) - Word formation (prefixes: in or im, suffixes: ible or able, compound words...) - Idiomatic expressions (idioms, similes, proverbs and binomials) - Clauses and conjunctions (Conditional and wish clauses) Use Study plan, track statistics and see your results. You can also try our online tests at https://www.eductify.com/