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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Active filters: CEFR level: B2
B2 Verb Moods

Even If: No Matter What Happens

Use `even if` to show an outcome is certain, despite any hypothetical condition. It's about unwavering resolve!

  • • Expresses a condition that won't change the main o...
  • • Formed by 'Even if + present/past simple, + future...
12 examples 8 exercises 8 FAQ
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B2 Sentence Structure

Existential 'There' (There is / There are)

Master `there is/are` to smoothly introduce new subjects and describe existence like a native speaker.

  • • Introduces existence of something.
  • • There + be verb, agrees with noun.
12 examples 8 exercises 8 FAQ
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B2 Sentence Structure

Focusing with "It" (It-Clefts)

It-clefts (`It is/was... that/who`) are your secret weapon for emphasizing specific information.

  • • Spotlight grammar: `It is/was... that/who` for emp...
  • • Structure: It + be + focused element + relative pr...
12 examples 8 exercises 8 FAQ
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B2 Verb Moods

Formal Conditions: In the event that (If)

Master `in the event that` for precise, formal conditional statements in professional settings.

  • • Formal way to state a condition, like a serious 'i...
  • • Uses `in the event that` + simple present, result...
12 examples 8 exercises 8 FAQ
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B2 Verb Moods

Formal Future & Rules (Shall)

Shall adds a formal, obligatory, or determined tone to future actions and rules.

  • • Used for formal future, obligations, or strong det...
  • • Formation: `Subject + shall + base form of verb`.
12 examples 8 exercises 8 FAQ
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B2 Relative Clauses

Formal Relative Clauses (in which, to whom)

Elevate your formal English with `preposition + which/whom` for precision and elegance.

  • • Formal relative clauses use `preposition + which/w...
  • • Place preposition before which (things) or whom (p...
12 examples 8 exercises 8 FAQ
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B2 Verb Tenses

Future Continuous (will be -ing)

Master Future Continuous to describe dynamic, ongoing actions at any future moment with confidence.

  • • Ongoing action at specific future time.
  • • Formed with 'will be' + verb-ing.
12 examples 8 exercises 8 FAQ
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B2 Grammar

Future Time Clauses: When I Do vs. When I Have Done

After future time conjunctions (when, before, after, until, as soon as, once), use present simple or present perfect — never will. Use present perfect when one action must be completed before the next.

  • • After when/before/after/until/as soon as: use pres...
  • • Use present perfect after time conjunctions when s...
5 examples 8 exercises 8 FAQ
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B2 Grammar

Future in the Past: Was Going To, Would, Was About To

Future in the past describes what was expected, planned, or predicted from a past point of view. Use was/were going to, would, was about to, and was due to.

  • • was/were going to: a past plan or intention that m...
  • • would: a future action seen from the past, especia...
5 examples 8 exercises 8 FAQ
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B2 Grammar

Generic Pronouns: They, One, You — Referring to People in General

To refer to people in general (not a specific person), English uses they (informal, now standard), one (formal/literary), or you (conversational). Each has a distinct register.

  • • they/them/their: informal, modern, now widely acce...
  • • one/one's: formal, slightly old-fashioned — One sh...
5 examples 8 exercises 8 FAQ
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B2 Grammar

Get Something Done: Causative Get

Get something done = arrange for someone else to do it for you. This is the causative structure with get. It is more informal than have something done.

  • • get + object + past participle: I need to get my c...
  • • Same meaning as have something done — more informa...
5 examples 8 exercises 8 FAQ
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B2 Verb Moods

Guessing the Past: Might Have + V3

Use `might have` to express a past possibility when you aren't completely sure what happened.

  • • Used for guessing about things that happened in th...
  • • Formula: Subject + might + have + Past Participle.
10 examples 8 exercises 8 FAQ
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B2 Grammar

Have: Auxiliary Verb or Main Verb?

Have is an auxiliary verb in perfect tenses (have done, had left). As a main verb it means possess, experience, or in causative structures. The two uses behave differently in questions and negatives.

  • • Auxiliary have: forms perfect tenses — I have fini...
  • • Main verb have (possession): Do you have a car? /...
5 examples 8 exercises 8 FAQ
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B2 Conjunctions & Connectors

How to say things differently (In other words)

Mastering these phrases empowers you to articulate complex ideas with crystal-clear precision and confidence in any context.

  • • Rephrasing statements for clarity or added precisi...
  • • Utilizes connectors like `in other words`, `that i...
12 examples 8 exercises 8 FAQ
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B2 Verb Tenses

Imminent Future: be about to & be on the point of

These phrases are your secret weapon for talking about something happening RIGHT NOW, or in the next few seconds!

  • • Expresses actions happening in the immediate, very...
  • • Uses `be about to + base verb` or `be on the point...
12 examples 8 exercises 8 FAQ
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B2 Adjectives & Adverbs

Intensifying with 'so' and 'such a'

Amplify your English by mastering 'so' and 'such a' for impactful, natural expression.

  • • Use 'so' and 'such a' to add strong emphasis.
  • • 'So' + adjective/adverb; 'such a' + adjective + no...
12 examples 8 exercises 8 FAQ
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B2 Grammar

Likely, Unlikely, Bound To, Certain To: Expressing Probability

Bound to = almost certain to happen. Likely/unlikely = probable/improbable. Certain to = guaranteed. These adjectives follow be and precede infinitives.

  • • bound to + infinitive: almost certain — She is bou...
  • • likely to / unlikely to: probable or improbable —...
5 examples 8 exercises 8 FAQ
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B2 Verb Moods

Making Deals: Provided That & Providing That

Master `Provided That` for powerful, formal conditions that leave no room for doubt.

  • • Sets a strict, formal condition for something to h...
  • • Structure: Main clause + `provided/providing that`...
12 examples 8 exercises 8 FAQ
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B2 Grammar

Modifying Comparatives: Much Better, Far Worse, Slightly Bigger

Comparatives can be intensified or softened by adding a modifier before them: much, far, considerably, a lot (strong), slightly, a little, a bit (weak), no (no difference/the opposite).

  • • Strong intensifiers: much, far, considerably, a lo...
  • • Weak modifiers: slightly, a little, a bit, somewha...
5 examples 8 exercises 8 FAQ
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B2 Verb Tenses

Narrative Tenses: Storytelling in the Past

Master narrative tenses to transform bland accounts into captivating, easy-to-follow tales.

  • • Past Simple, Continuous, Perfect craft past narrat...
  • • Formed by V-ed, was/were + V-ing, had + V3.
12 examples 8 exercises 8 FAQ
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B2 Grammar

Needn't, Don't Need To, Didn't Need To, Needn't Have: No Obligation

Needn't and don't need to both express no obligation. Needn't have = you did it but it was unnecessary. Didn't need to = it wasn't necessary (and probably you didn't do it).

  • • needn't + base verb: no obligation (present/future...
  • • don't need to: same meaning, more common in everyd...
5 examples 1 exercises 1 FAQ
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B2 Sentence Structure

Nor Inversion: Linking Two Negative Ideas

Master nor inversion to link negatives with formal flair and dramatic impact.

  • • Connects two negative ideas for emphasis.
  • • Uses `nor + auxiliary + subject + main verb` struc...
11 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

1

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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