
Grammar Course for Adults
Stop second-guessing your grammar and start writing with real confidence. This course gives adults a complete, practical command of English grammar — from sentence structure and verb tenses to punctuation and professional style. Every lesson targets the exact errors that undermine credibility in workplace writing.
What you will learn:
You will master all eight parts of speech, all twelve verb tenses, and the four sentence types. You will learn to punctuate professional documents correctly, eliminate agreement errors, and fix misplaced modifiers. The course also covers active and passive voice, conditional structures, and the subjunctive mood. You will apply these skills to real workplace formats including emails, reports, and presentations. By the end, you will have a systematic self-editing process you can use on every document you write.
How you study in practice Grammar Course for Adults
How you practice Grammar Course for Adults
For companies looking to train their teams
With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.
Course Content
8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)
Chapter 1HideHide detailsSee detailsBuilding Blocks of English Grammar
Building Blocks of English Grammar
Lesson 1 • Adjectives and Adverbs
Explains how adjectives modify nouns and adverbs modify verbs, adjectives, and other adverbs. Builds descriptive precision essential for professional writing.
Lesson 2 • Pronouns and Reference Clarity
Covers personal, possessive, reflexive, and relative pronouns and their agreement with antecedents. Prevents ambiguous reference, a frequent adult writing error.
Lesson 3 • Verbs: Action and State
Distinguishes action verbs, linking verbs, and auxiliary verbs and explains their role in predication. Provides the foundation for tense and aspect study in later chapters.
Lesson 4 • Nouns and Their Functions
Identifies common, proper, abstract, and collective nouns and explains how they serve as subjects and objects. Anchors the chapter by introducing the sentence's core participants.
Lesson 5 • Prepositions, Conjunctions, and Interjections
Covers prepositional phrases, coordinating and subordinating conjunctions, and the limited role of interjections. Completes the eight-part-of-speech inventory for the chapter.
Chapter 2HideHide detailsSee detailsSentence Structure and Syntax
Sentence Structure and Syntax
Lesson 1 • Subjects and Predicates
Defines simple, compound, and complete subjects and predicates as the two mandatory sentence elements. Establishes the subject-predicate relationship that all sentence types depend on.
Lesson 2 • Phrases vs. Clauses
Distinguishes noun, verb, prepositional, and participial phrases from independent and dependent clauses. Equips students to recognize clause boundaries before studying sentence types.
Lesson 3 • Fragments and Run-On Sentences
Identifies dependent-clause fragments, phrase fragments, and comma splices and provides correction strategies. Directly addresses the most common structural errors in adult writing.
Lesson 4 • Sentence Variety and Emphasis
Applies inversion, fronting, and periodic vs. cumulative sentence patterns to create emphasis and rhythm. Bridges structural accuracy with stylistic effectiveness.
Lesson 5 • The Four Sentence Types
Teaches simple, compound, complex, and compound-complex sentences with structural diagrams. Gives students a repertoire of sentence patterns for varied, professional writing.
Chapter 3HideHide detailsSee detailsVerb Tenses and Aspect
Verb Tenses and Aspect
Lesson 1 • Perfect Progressive Aspect
Combines perfect and progressive to express duration up to a reference point. Completes the twelve-tense system and prepares students for nuanced time expression.
Lesson 2 • Perfect Aspect
Teaches present perfect, past perfect, and future perfect to express completion relative to another time point. Resolves the common adult confusion between simple past and present perfect.
Lesson 3 • Tense Consistency and Sequence
Addresses tense shifts in paragraphs and the sequence of tenses in reported speech and complex sentences. Ensures coherent time expression across multi-sentence professional texts.
Lesson 4 • Progressive Aspect
Explains present, past, and future progressive forms to express ongoing or temporary actions. Contrasts progressive with simple tenses to clarify when each is appropriate.
Lesson 5 • Simple Tenses in Context
Covers simple present, past, and future with their time markers and typical uses in factual and narrative writing. Establishes the baseline tense system before aspect is introduced.
Chapter 4HideHide detailsSee detailsSubject-Verb and Noun-Pronoun Agreement
Subject-Verb and Noun-Pronoun Agreement
Lesson 1 • Either/Or and Neither/Nor Constructions
Applies the proximity rule to correlative conjunctions and explains exceptions with mixed-number subjects. Resolves a persistent source of agreement confusion in professional writing.
Lesson 2 • Tricky Agreement Situations
Addresses indefinite pronouns, inverted sentences, and intervening phrases that obscure the true subject. Targets the agreement errors most frequently made by adult writers.
Lesson 3 • Core Subject-Verb Agreement Rules
Establishes singular and plural verb forms and the basic rule that subjects and verbs must match in number. Provides the foundation for all agreement exceptions covered later.
Lesson 4 • Pronoun-Antecedent Agreement
Matches pronouns to antecedents in number, gender, and person, including gender-neutral singular they. Connects pronoun agreement to the pronoun reference skills introduced in Chapter 1.
Chapter 5HideHide detailsSee detailsPunctuation for Professional Writing
Punctuation for Professional Writing
Lesson 1 • Semicolons and Colons
Distinguishes the semicolon's role in joining independent clauses from the colon's role in introducing lists and explanations. Builds on sentence-type knowledge from Chapter 2.
Lesson 2 • Commas: Rules and Common Errors
Covers the eight primary comma rules including serial commas, introductory elements, and nonrestrictive clauses. Addresses comma splices revisited from a punctuation perspective.
Lesson 3 • Apostrophes and Quotation Marks
Explains possessive apostrophes, contractions, and the placement of quotation marks with other punctuation. Targets two of the most error-prone punctuation areas for adult learners.
Lesson 4 • Dashes, Hyphens, and Parentheses
Differentiates em dashes, en dashes, and hyphens and explains parentheses for supplementary information. Equips students to use advanced punctuation marks confidently in professional texts.
Lesson 5 • Punctuation in Digital Communication
Adapts punctuation conventions to emails, reports, and online documents where style guides may differ. Prepares students to apply punctuation knowledge across modern professional formats.
Chapter 6HideHide detailsSee detailsModifiers, Parallelism, and Clarity
Modifiers, Parallelism, and Clarity
Lesson 1 • Squinting and Limiting Modifiers
Addresses modifiers that ambiguously modify two elements and limiting words like only, even, and just. Refines modifier placement skills beyond the basics covered in the previous section.
Lesson 2 • Misplaced and Dangling Modifiers
Identifies modifiers placed too far from their referents and participial phrases with no logical subject. Directly targets a class of errors that confuse readers in professional documents.
Lesson 3 • Parallelism with Correlative Conjunctions
Extends parallelism rules to both/and, either/or, neither/nor, and not only/but also constructions. Connects to agreement rules from Chapter 4 while adding a stylistic dimension.
Lesson 4 • Parallel Structure in Lists and Series
Applies parallelism to coordinate elements in lists, series, and bullet points using matching grammatical forms. Builds on conjunction and sentence-type knowledge from earlier chapters.
Lesson 5 • Conciseness and Wordiness
Identifies redundancy, nominalizations, and inflated phrases and replaces them with concise alternatives. Translates grammatical accuracy into the lean, direct style valued in professional contexts.
Chapter 7HideHide detailsSee detailsVoice, Mood, and Conditionals
Voice, Mood, and Conditionals
Lesson 1 • Indicative and Imperative Mood
Covers the indicative mood for statements and questions and the imperative for instructions and requests. Establishes the mood baseline before the more complex subjunctive is introduced.
Lesson 2 • Second, Third, and Mixed Conditionals
Covers unreal present, unreal past, and mixed-time conditionals with their modal and perfect verb forms. Completes the conditional system and connects to subjunctive mood from the previous section.
Lesson 3 • Subjunctive Mood
Explains the present and past subjunctive in that-clauses, wishes, and hypothetical conditions. Addresses a mood that adult learners frequently avoid due to unfamiliarity.
Lesson 4 • Active and Passive Voice
Defines active and passive constructions, explains when each is appropriate, and practices conversion between them. Builds on transitive verb knowledge from Chapter 1.
Lesson 5 • Zero and First Conditionals
Teaches real conditionals expressing general truths and likely future outcomes with correct tense pairings. Provides the foundation for the unreal conditionals in the next section.
Chapter 8HideHide detailsSee detailsAdvanced Grammar for Professional Contexts
Advanced Grammar for Professional Contexts
Lesson 1 • Relative Clauses: Restrictive and Nonrestrictive
Distinguishes defining and non-defining relative clauses and selects correct relative pronouns and punctuation. Builds on clause knowledge from Chapter 2 and punctuation from Chapter 5.
Lesson 2 • Grammar in High-Stakes Documents
Integrates all chapter skills into editing and proofreading full professional documents such as reports and proposals. Serves as the capstone section, synthesizing the entire core curriculum.
Lesson 3 • Reported Speech and Indirect Questions
Applies tense backshift, pronoun changes, and time-expression shifts to transform direct speech into reported speech. Connects to tense sequence rules from Chapter 3.
Lesson 4 • Gerunds, Infinitives, and Participles
Explains when verbs take gerund or infinitive complements and how participial phrases function as modifiers. Resolves a persistent source of error in adult professional writing.
Lesson 5 • Nominalization and Formal Register
Converts verbs and adjectives into noun forms to achieve the formal register expected in reports and proposals. Balances nominalization with the conciseness principles from Chapter 6.
Your valid completion certificate
This course is for you:
Office professionals: want cleaner writing to support career advancement goals.
Career changers: need polished communication skills for a new industry.
Small business owners: represent their brand through daily written correspondence.
Recent immigrants: building professional confidence in written American English.
Educators and trainers: want a stronger grammatical foundation for instructional materials.
Freelancers and creatives: deliver client-facing work that must meet professional standards.
What our students say
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