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GRAMMAR RESOURCE LIBRARY
Practical American English grammar resources, organized by level and designed for serious learners.

The American English Studio Grammar Resource Library brings together 138 focused grammar resources for adult learners, university students, and professionals. Organized by CEFR level and arranged in a purposeful learning sequence, the library moves from essential grammar foundations through advanced sentence structure, register, and stylistic refinement.​​​

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Each topic page includes a preview of the first page of the complete AES grammar resource. The preview is designed to show the lesson’s content, level, and instructional approach, not the full lesson.

Choose Your Level

Elementary

A1–A2

Intermediate

B1–B2

Advanced

C1

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Resources for English Teachers

​Student and Teacher editions of Grammar Resource Library materials are also available for instructional use. If you are an English teacher or educator interested in using American English Studio resources with your students, please contact us to discuss availability and licensing options.​​

Browse the Grammar Resource Library

Explore grammar resources by English level. Topics within each level are arranged in a purposeful pedagogical sequence, so you can study individual grammar points or work through the library progressively.

Elementary | A1–A2

Elementary

Personal Pronouns

Basic Sentence Structure: Subject + Verb + Object

Possessive Adjectives and Possessive Pronouns

The Verb Do and Basic Auxiliary Use

Basic Yes/No Questions

There Is / There Are

Basic Adverbs

Present Continuous

Past Simple

Basic Future with Will

Basic Modal Verbs: can, could, should, must

Basic Conjunctions: and, but, because, so

Basic Conditionals: Zero and First

Subject and Object Pronouns

Articles: a, an, the

Demonstratives: this, that, these, those

Present Simple

WH-Questions

Basic Prepositions of Place and Time

Countable and Uncountable Nouns

Present Simple vs. Present Continuous

Regular and Common Irregular Past Forms

Be Going To

Imperatives

Basic Relative Clauses with who, which, and that

Sentence Expansion and Word Order Review

The Verb Be

Singular and Plural Nouns

The Verb Have

Adverbs of Frequency

Negatives with be, do, and have

Basic Adjectives

Some, Any, Much, Many, A Lot Of

Simple Past of Be

Past-Time Questions and Negatives

Basic Comparatives and Superlatives

Infinitives and Basic Gerunds

Introduction to Present Perfect

Intermediate | B1–B2

Intermediate

Sentence Structure Review and Expansion

Past Simple and Past Continuous

Past Perfect Simple

Future Continuous and Future Perfect

Adjectives and Adverbs

Adverb Position

Participles and Participial Adjectives

Relative Clauses

Adverb Clauses

Linking Ideas and Cohesion

Modals of Possibility and Probability

Requests, Suggestions, and Politeness

Third Conditional

Passive Voice

Reported Questions and Commands

Emphasis with Auxiliary Verbs

Common Ambiguities and Meaning Changes

Parts of Speech in Functional Grammar

Present Perfect Simple

Past Perfect Continuous

Articles: Intermediate and Advanced Uses

Comparative and Superlative Structures

Prepositions and Prepositional Phrases

Pronoun Reference and Agreement

Defining vs. Nondefining Relative Clauses

Reduced Clauses

Modal Verbs for Ability, Permission, and Obligation

Past Modals

Zero and First Conditionals

Mixed Conditionals

Causative Structures

Complex Tense and Aspect Contrasts

Discourse Markers and Transitional Expressions

Editing Complex Sentences for Accuracy

Present Simple and Present Continuous: Expanded Uses

Present Perfect Continuous

Future Forms: Will, Going To, and Present Continuous

Determiners and Quantifiers

Adjective Order

Gerunds and Infinitives

Coordinating and Subordinating Conjunctions

Noun Clauses

Sentence Coordination and Subordination

Modals for Advice and Expectation

Degrees of Certainty

Second Conditional

Wish and If Only

Reported Speech

Advanced Word Order

Formal vs. Informal Grammar Choices

Advanced | C1

Advanced

Advanced Clause Structure

Participle Clauses

Postmodification

Tense Choice in Narrative and Discourse

Advanced Modality and Degrees of Certainty

Advanced Mixed Conditionals

Emphatic Structures

Fronting

Theme and Focus

Reporting Verb Patterns

Advanced Causatives

Ellipsis

Parallelism

Advanced Article Choice

Collocations and Grammatical Patterns

Spoken vs. Written Grammar

Grammatical Ambiguity

Complex Subordination

Absolute Constructions

Apposition

Advanced Future Reference

Hedging and Tentative Language

Inversion

Cleft Sentences

Extraposition

Advanced Gerund and Infinitive Patterns

Advanced Passive Constructions

Subjunctive and Mandative Structures

Substitution

Advanced Coordination

Advanced Determiners

Register and Grammatical Choice

Cohesion and Reference

Stylistic Editing and Sentence Refinement

Reduced Relative and Adverb Clauses

Complex Noun Phrases

Advanced Aspect and Speaker Perspective

Modal Perfects

Hypothetical and Counterfactual Meaning

Negative Inversion

Pseudo-Cleft Sentences

End Weight and Information Flow

Verb Complementation

Passive Reporting Structures

Nominalization

Reduced and Compressed Structures

Avoiding Unnecessary Repetition

Advanced Preposition Patterns

Formal Written English

Advanced Discourse Markers

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