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English grammar, made clear

Short, clear lessons on the grammar that causes the most trouble, each with a quick quiz.

Updated 2026-10-15

Start with the lesson that matches your most common mistakes. Each takes about 10 minutes, including the quiz.

Grammar step by step: A1 to B1

Follow these lessons in order, from beginner to intermediate. Each has clear rules, audio examples, common mistakes and a quiz. They're part of the free Complete English Course.

Beginner (A1)

  1. The verb 'be': am, is, are
  2. Present simple: I work, she works
  3. Questions and negatives: do, does, don't, doesn't
  4. Can and can't: ability and requests
  5. Plurals, a/an and some
  6. There is and there are
  7. Prepositions of place: next to, between, opposite
  8. Possessives: my, your, his, her and 's
  9. Present continuous: I'm working now
  10. Past simple: was, were and -ed verbs

Elementary (A2)

  1. Past simple: irregular verbs, questions and negatives
  2. Future: going to or will?
  3. Comparatives and superlatives: cheaper, the cheapest
  4. Much, many, a lot of, a few and a little
  5. Should, have to and must
  6. Adverbs of frequency: always, usually, sometimes, never
  7. Object pronouns and possessive pronouns: me, him, mine, yours
  8. Past continuous: I was cooking when…
  9. Too and enough: too hot, not big enough
  10. Like doing, want to do: verb + -ing or to

Intermediate (B1)

  1. Present perfect: ever, never, for and since
  2. Used to: past habits and situations
  3. Polite requests and indirect questions
  4. First conditional: if + present, will
  5. The passive voice: it was fixed, it's made
  6. Second conditional: if I had…, I would…
  7. Might, may, could, must, can't: how sure are you?
  8. Relative clauses: who, which, that, where
  9. Reported speech: she said that…
  10. Gerunds and infinitives: stop doing, stop to do

Which grammar matters most?

These four areas cause most of the errors we see in practice essays and speaking answers from learners in Australia:

Area Typical mistake Lesson
Articles I went to the university in 2019. a, an and the
Tenses I have finished my degree in 2020. Present perfect vs past simple
Prepositions In Monday, at July in, on and at
Everyday errors He don't like it. Common mistakes

Not sure of your level? Take the free English level test first.

Good grammar helps in every English test. In PTE Academic writing and IELTS writing, grammar is marked directly, and accurate sentences make your speaking clearer too.

Frequently asked questions

What's the best order to learn English grammar?

Start with be (am/is/are), the present simple and questions, then the past simple, future forms and comparatives, then the present perfect, conditionals and the passive. Our lessons follow this order from A1 to B1.

Are these English grammar exercises free?

Yes. Every lesson ends with a free quiz that's marked instantly, with an explanation for each answer.

How long does each grammar lesson take?

About 10 minutes, including the examples and the quiz.

Grammar lessons