English Grammar Hub

Understand English Grammar Faster

Browse the grammar system by level and category, then open clear explanations with practical examples.

780 Total Rules
126 Chapters
7 CEFR level
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Understand English Grammar Faster

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Active filters: CEFR level: C1
C1 Grammar

Emphatic Auxiliaries: Do, Be, Have and Modal Stress

At C1 level, emphasis through auxiliaries extends beyond emphatic do. Stressing be, have, and modal verbs — often in contradiction, concession, or affirmation — is a key feature of fluent, natural English in both speech and writing.

  • • Emphatic do/does/did: affirmation or contradiction...
  • • Stressed be: contradiction or strong assertion — I...
5 examples 8 exercises 8 FAQ
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C1 Sentence Structure

Emphasis: I *do* like it! (Emphatic Do/Does/Did)

Emphatic do acts like verbal bolding to clarify truth, contradict assumptions, or add polite sincerity to statements.

  • • Use do, does, or did to add strong emphasis to aff...
  • • Always use the base form of the main verb after th...
10 examples 8 exercises 8 FAQ
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C1 Sentence Structure

Emphasis with 'The Very' + Noun

Use `the very` + noun to add sophisticated, precise emphasis and impact to your communication.

  • • Emphasizes a noun's exactness or extremity.
  • • Formation: `The very` + noun, always with the.
12 examples 8 exercises 8 FAQ
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C1 Sentence Structure

Emphasis with Never (Inversion)

When Never starts your sentence, flip the auxiliary and subject for dramatic impact.

  • • Place Never first for powerful emphasis.
  • • Invert auxiliary verb and subject immediately.
12 examples 8 exercises 8 FAQ
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C1 Sentence Structure

Emphasis with Inversion: 'Only' + Time Expressions

Mastering 'Only' + Time inversion adds dramatic impact and C1-level sophistication to your English.

  • • Place only + time expression at sentence start for...
  • • Form: Only + Time + Aux/Be/Do + Subject + Main Ver...
12 examples 8 exercises 8 FAQ
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C1 Grammar

Avoiding Repetition in a Text: Pro-Forms, Ellipsis and Lexical Variation

Fluent C1 writing avoids repeating the same words by using pro-forms (this, such, do so), ellipsis (leaving out understood elements), and lexical variation (synonyms, hypernyms, and reference chains).

  • • Pro-forms: replace nouns or clauses — this, that,...
  • • Ellipsis: omit understood elements — She arrived l...
5 examples 8 exercises 8 FAQ
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C1 Prepositions

Causing Big Changes with 'Bring About'

Master `bring about` to articulate deliberate, impactful causation with advanced fluency in English.

  • • Actively cause significant changes or important re...
  • • Formation: Subject + bring (conjugated) + about +...
12 examples 8 exercises 8 FAQ
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C1 Prepositions

Eliminating things forever (Do away with)

`Do away with` implies deliberate, permanent elimination, adding C1 flair to your removal vocabulary.

  • • To abolish or eliminate something permanently.
  • • Uses 'do' (tensed) + 'away with' + object.
12 examples 8 exercises 8 FAQ
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C1 Prepositions

Compensating for Mistakes: 'Make up for'

Actively balance out negatives or fill gaps with purposeful compensation using 'make up for'.

  • • Compensate for a mistake, absence, or negative sit...
  • • Form: make (conjugated) + up + for + noun/gerund.
11 examples 8 exercises 8 FAQ
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C1 Prepositions

Failing Plans: How to use 'Fall through'

When expectations don't meet reality and plans don't happen, they `fall through`.

  • • Plans, deals, or arrangements fail to happen.
  • • Subject + fall(s)/fell/has fallen + through.
11 examples 8 exercises 8 FAQ
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C1 Advanced Syntax

Decisions & Timing: On the Fence & Jump the Gun

Mastering `on the fence` and `jump the gun` helps you express nuanced decisions and timing like a native speaker.

  • • On the fence: undecided; Jump the gun: act prematu...
  • • `Be/stay on the fence`; `Jump the gun` (always the...
12 examples 8 exercises 8 FAQ
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C1 Grammar

Possession and Noun Modifiers: 's, Of, and Noun + Noun

English has three main ways to show possession or modification: 's (for people, time, animals), of (for things, abstract nouns, long phrases), and noun + noun compounds (for fixed or habitual relationships). Knowing which to use is a key C1 distinction.

  • • Possessive 's: people, animals, time, organisation...
  • • Of: things and abstract nouns — the top of the bui...
5 examples 8 exercises 8 FAQ
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C1 Grammar

Phrasal Verb Word Order: Separable vs. Non-Separable

Separable phrasal verbs allow (or require) an object between the verb and particle. Non-separable phrasal verbs must keep the verb and particle together. Pronouns always go between the parts of separable phrasal verbs.

  • • Separable: object can go between verb and particle...
  • • Pronoun rule: must go between verb and particle —...
5 examples 1 exercises 1 FAQ
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C1 Prepositions

Phrasal Verb: 'Come across' (Find/Seem)

Master 'come across' to express accidental discoveries and impactful impressions in English.

  • • To find by chance or make an impression.
  • • Verb 'come' + preposition 'across'.
12 examples 8 exercises 8 FAQ
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C1 Prepositions

Put up with (Tolerate)

Master 'put up with' to naturally describe enduring unavoidable annoyances or difficult people.

  • • Tolerate something unpleasant without complaint or...
  • • Formed by 'put' (conjugated) + 'up with' + object.
12 examples 8 exercises 8 FAQ
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C1 Gerunds & Infinitives

Verb-to-Noun: Using Gerunds & Infinitives (-ing / to)

Mastering gerunds and infinitives refines your English, making your expression more precise and natural.

  • • Gerunds (-ing) and infinitives (to + verb) act as...
  • • Formed by adding '-ing' or 'to' + base verb.
12 examples 8 exercises 8 FAQ
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C1 Gerunds & Infinitives

Perfect Passive Gerund (having been done)

Master this to precisely sequence completed passive actions and elevate your advanced English communication.

  • • Highlights a passive action completed before anoth...
  • • Formed by `having + been + past participle` always...
12 examples 8 exercises 8 FAQ
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C1 Advanced Syntax

Using 'one' and 'ones' to Replace Nouns

Mastering 'one' and 'ones' makes your English smoother, clearer, and truly natural.

  • • Replaces singular/plural count nouns to avoid repe...
  • • Formed with articles (a/an/the) and adjectives bef...
10 examples 8 exercises 8 FAQ
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Why Learn English Grammar?

Grammar is the foundation of language fluency. Without understanding grammar patterns, you can memorize vocabulary but struggle to form correct sentences. Here's why structured grammar study matters:

Build Accurate Sentences

Move beyond memorized phrases. Understand the rules so you can create original, correct sentences in any situation.

Pass Language Exams

Grammar is tested in every major language exam — IELTS, DELE, DELF, JLPT, HSK, TOPIK, and more. Our CEFR-aligned curriculum maps directly to exam requirements.

Understand Native Speakers

Knowing grammar helps you parse complex sentences, understand nuance, and follow conversations even when speakers use advanced constructions.

Progress Faster

Students who study grammar systematically reach fluency faster than those who rely on immersion alone. Structure accelerates learning.

How Our English Grammar Course Works

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Choose Your Level

Start with your CEFR level — from A0 Zero Point to C2 Mastery. Not sure? Begin at A0 and progress at your own pace.

2

Study Structured Chapters

Each chapter covers a grammar topic with clear explanations, pattern tables, and real-world example sentences.

3

Practice with Exercises

Test your understanding with interactive exercises — fill-in-the-blank, multiple choice, sentence building, and translation practice.

4

Track & Progress

Your progress is saved automatically. Complete chapters, unlock new levels, and watch your grammar mastery grow.

Frequently Asked Questions About English Grammar

SubLearn covers 780 English grammar rules organized across 7 CEFR proficiency levels (from A0 to C2), spanning 126 structured chapters. Each rule includes clear explanations, real-world examples, and interactive practice exercises.

Our English grammar curriculum covers CEFR levels from A0 to C2. Each level is designed to match your current proficiency — beginners start with basic sentence patterns at A1, while advanced learners tackle nuanced structures at C1-C2.

Yes! All English grammar rules, explanations, and examples are completely free to access. You can browse the full curriculum, read detailed explanations, and practice with exercises at no cost.

Grammar is organized into 126 thematic chapters following the CEFR framework. Each chapter groups related rules together — for example, verb tenses, sentence structure, or particles — so you can learn related concepts in a logical sequence.

Yes! Create a free account to track which grammar rules you've studied, see your progress across all CEFR levels, and pick up exactly where you left off. Your learning progress syncs across devices.

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