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 Conjunctions & Connectors

Connecting Words: And, But, Or

Mastering these foundational connectors elevates your English from basic to genuinely sophisticated and expressive.

  • • And, but, or connect ideas for flow, contrast, and...
  • • Join words, phrases, or independent clauses; use c...
12 examples 8 exercises 8 FAQ
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C1 Adjectives & Adverbs

Boosting Adjectives: Very, So, Really, Too

Mastering these intensifiers adds crucial nuance and emotion to your English descriptions.

  • • Intensifiers boost adjectives and adverbs.
  • • Place before the word you're modifying.
12 examples 8 exercises 8 FAQ
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C1 Pronouns

Emphatic Reflexive Pronouns (myself, yourself)

Show, don't just tell, who truly performed the action with emphatic reflexive pronouns.

  • • Emphasizes the subject's direct, personal involvem...
  • • Formed by adding -self or -selves to pronouns.
12 examples 8 exercises 8 FAQ
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C1 Nouns & Articles

Abstract Noun Chains: Love, Time & Beauty

Unlock expressive power by chaining abstract nouns for advanced English fluency.

  • • Sophisticated combinations of abstract nouns conve...
  • • Formed with prepositions, compound nouns, or verb...
12 examples 8 exercises 8 FAQ
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C1 Conjunctions & Connectors

Adding Ideas Formally: Furthermore

Furthermore elevates arguments by formally adding significant supporting information.

  • • Adds weighty, formal information.
  • • Starts new sentence, followed by comma.
12 examples 8 exercises 8 FAQ
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C1 Conjunctions & Connectors

Adding Info Formally: Moreover & Furthermore

Elevate your formal writing by using moreover and furthermore for impactful, reinforcing additions.

  • • Formal adverbs adding reinforcing information.
  • • Begin new clause/sentence, followed by comma.
12 examples 8 exercises 8 FAQ
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C1 Conjunctions & Connectors

Connecting Parallel Events (Meanwhile)

Meanwhile beautifully links simultaneous events, making your stories flow better.

  • • Connects two events happening simultaneously.
  • • Usually starts a clause, with semicolon or period.
11 examples 8 exercises 8 FAQ
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C1 Conjunctions & Connectors

Connecting Results: Using 'Consequently'

Articulate clear cause-and-effect relationships with consequently for a polished, C1-level expression.

  • • Connects a cause to its direct result or effect.
  • • Pattern: `[Cause]. Consequently, [Effect].` or `;...
12 examples 8 exercises 8 FAQ
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C1 Adjectives & Adverbs

Choosing Preference: Using 'Rather Than'

Master `rather than` to precisely state preferences and make sophisticated contrasts in your English.

  • • Expresses clear preference for one option over ano...
  • • Follows pattern: `[Preferred] rather than [Rejecte...
12 examples 8 exercises 8 FAQ
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C1 Grammar

Concession and Contrast: While, Although, Though, Even Though, Whereas

At C1, concession and contrast connectors are used with precision. "Although/even though" introduce surprising contrasts; "while/whereas" highlight parallel differences; "though" is more informal and can appear mid-sentence. Reduced concessive clauses drop the subject and auxiliary.

  • • although / even though: surprising contrast — Alth...
  • • while / whereas: parallel contrast between two thi...
5 examples 8 exercises 8 FAQ
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C1 Grammar

Contrasting Ideas: Although, Whereas, Much As, Despite the Fact That

C1 writers use a full range of contrast connectors — not just but or however. Each connector has a specific grammar and nuance: concession, direct opposition, or reluctant acknowledgement.

  • • although/even though/though: + clause — concession...
  • • whereas/while: direct contrast between two things...
5 examples 8 exercises 8 FAQ
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C1 Grammar

Correlative Conjunctions: Both...And, Neither...Nor, Not Only...But Also

Correlative conjunctions are paired connectors that link grammatically parallel elements. They add sophistication and balance to formal writing, and must always connect the same type of structure on each side.

  • • both...and: links two equally important elements —...
  • • neither...nor: links two negatives — Neither the r...
5 examples 8 exercises 8 FAQ
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C1 Verb Moods

Conditional 'In Case': Expressing Precautions

Use 'in case' to show you're taking action now to prepare for a future possibility.

  • • Proactive preparation for a possible future event.
  • • Form: Main clause + 'in case' + Subject + Present...
12 examples 8 exercises 8 FAQ
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C1 Grammar

By + Gerund: Describing How Something Is Done

"By + -ing" expresses the method or means by which something is achieved. It answers the question "How?" and can come before or after the main clause.

  • • By + gerund = method/means: She succeeded by worki...
  • • Can come first: By reviewing her notes, she passed...
5 examples 8 exercises 8 FAQ
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C1 Grammar

Expressing Likelihood: Bound To, Certain To, Likely To, and More

English has a rich system for expressing degrees of likelihood — from near certainty (bound to, certain to) through probability (likely to, expected to) to possibility (may well, could conceivably). Choosing the right expression signals both your level of confidence and your register.

  • • Certainty: bound to, certain to, sure to — She is...
  • • High probability: likely to, expected to, set to —...
5 examples 8 exercises 8 FAQ
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C1 Grammar

As If and As Though: Describing Unreal or Uncertain Appearances

As if / as though describe how something appears or seems — often implying the appearance is false or uncertain. Use past tense after as if/as though when the situation is unreal; present tense when it may be real.

  • • As if/as though + past tense: unreal or unlikely —...
  • • As if/as though + present tense: possible/real — I...
5 examples 8 exercises 8 FAQ
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C1 Grammar

Advanced Present Tenses: When State Verbs Go Continuous

At C1 level, some traditionally 'state' verbs appear in continuous form for deliberate effect: to show temporary attitude, growing feeling, polite tentativeness, or emotional involvement — not permanent states.

  • • Temporary attitude: I'm finding this quite challen...
  • • Emotional involvement: I'm loving every minute of...
5 examples 8 exercises 8 FAQ
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C1 Grammar

Advanced Past Tenses: Distance, Regret and Polite Tentativeness

Past tenses can express psychological distance from the present — not just past time. Past continuous makes requests tentative and polite. Past perfect expresses regret or an unfulfilled expectation.

  • • Past continuous for polite tentativeness: I was wo...
  • • Past perfect for regret/unfulfilled hope: I had ho...
5 examples 8 exercises 8 FAQ
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C1 Grammar

Advanced Passives: A Complete C1 Review

C1 passive mastery means combining passives with modals, infinitives, gerunds, reporting structures, and get-passives — not just the basic be + past participle formula.

  • • Modal passives: must be done, should have been tol...
  • • Passive infinitives: to be interviewed, to have be...
5 examples 8 exercises 8 FAQ
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C1 Grammar

Advanced Relative Clauses: Reduced, Nominal, and Prepositional

At C1 level, relative clauses can be reduced to participial phrases, used as subjects or objects (nominal), or formed with preposition + whom/which for a formal register.

  • • Defining relative clauses identify the noun: The r...
  • • Reduced relative clauses replace who is/which are...
5 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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