Verbs (Transitive vs. Intransitive; Tense, Aspect, Voice and Mood)

• Capital Community College Foundation's Conditional Verb Forms information and exercises

• Capital Community College Foundation's Verbs and Verbals information and exercises (comprehensive)

• englishpage.com's Verb Tense Tutorial exercises

• englisch-hilfen.de's Irregular Verbs exercises

• Fluency MC's Learn and Speak English Irregular Verbs Grammar Rap Song - Stick, Stuck, Stuck 

• Grammar Byte's Rules for Using Irregular Verbs information and exercises

• Grammar Byte's The Intransitive Verb information and exercises

• Grammar Byte's The Verb information and exercises

• Grammar Byte's The Transitive Verb information and exercises

• GrammarREVOLUTION's What Is a Verb? Action Verbs, Linking Verbs, & Helping Verbs video

• John Klein's Basic Perfect Verb Tense/Aspect video

• mrsmiradale's Verb Forms video

• Perfect English Grammar Irregular Verbs video

• Purdue OWL's Sequence of Tenses information

• Purdue Owl's Tense Consistency exercises

• San Jose State University Writing Center's Transitive and Intransitive Verbs information and exercises

• Smrt English's Present Tenses (Simple, Continuous/Progressive) video

• Smrt English's Tenses and Time video

• Smrt English's The Past Continuous (Progressive) & Past Simple (Part 1) video

• Smrt English's The Past Continuous (Progressive) & Past Simple (Part 2) video

• Smrt English's The Perfect Aspect video

• Smrt English's The Past Simple (Tense) video

• Smrt English's Three Kinds of Verbs (Part 1 - main, modal and auxiliary) video

• Smrt English's Three Kinds of Verbs (Part 2 - Auxiliary Verbs and Simple Aspect) video

• Smrt English's Three Kinds of Verbs (Part 3 - To Be and Continuous/Progressive Aspect) video

• Smrt English's Three Kinds of Verbs (Part 4 - To Have and Perfect Aspect) video

• SuccessCDs Education's Different Forms of Verbs video

• TeacherPhilEnglish What Are the Verb Forms and Differences? video

• The Ouma2010's Transitive and Intransitive video

• Brian Wasko's Active and Passive Voice Explained video 

Verb Phrases

• Grammar Byte's The Verb Phrase information and exercises

• Smrt English's Verb Patterns (Part 1 - Verb Phrases) video

• University of Illinois's The Center for Writing Studies's Grammar Handbook: Perfect and Progressive Verb Forms information

Infinitives

• calenglishschool's Infinitive Clauses and Phrases video

• Grammar Byte's The Infinitive Phrase information and exercises

• Purdue OWL's Infinitives information

• Sentence Center's Infinitive Phrases (Verbals) video

• Smrt English's Verb Patterns (Part 3 - Verb + Object + Infinitive Verb) video

• Quia's Infinitive Phrase Practice Quiz exercise

Gerunds

• Business English Pod's Advanced English Grammar ESL Lesson - ING Forms & Gerunds video

• Capital Community College Foundation's Gerunds and Infinitives: Their Noun Roles information and exercises

• Capital Community College Foundation's Verb Lists: Infinitives and Gerunds information

• englishpage.com's Gerunds and Infinitives Tutorial exercises

• JenniferESL's Gerunds and Infinitives video

• mrthoth's English Grammar Lesson: Gerunds and Gerund phrases video

• Perfect English Grammar's Gerunds and Infinitives exercises

• Purdue OWL's Gerunds information

• Smrt English Verb Patterns (Part 2 - Preposition + Gerund) video