In response to a deluge of requests from two or three readers, here's an updated guide to the most popular grammar and usage exercises at About.com Grammar & Composition.
Modifiers
- Practice in Adding Adjectives and Adverbs to the Basic Sentence Unit
- Practice in Placing Modifiers Where They Belong
- Revising Sentences With Basic Modifiers
- Sentence Building With Basic Modifiers
Parts of Speech
- Exercise in Identifying Adjectives
- Exercise in Identifying Nouns
- Exercises in Identifying Subjects and Verbs
- Identifying Prepositions in Common English Idioms
Pronouns and Determiners
- Editing Exercise: Correcting Errors in Pronoun Reference
- Exercise in Using Pronouns for Cohesion and Conciseness
- Sentence Completion Exercise: Personal Pronouns and Possessive Determiners
- Using the Different Forms of Pronouns: Practice Exercise
Punctuation
- Apostrophe Exercise: Combining Sentences with Possessive Nouns
- Exercise in Punctuating Nonrestrictive Elements
- Review Exercise: Adding Commas to a Paragraph
- Review Exercise: Punctuating Sentences Correctly
Run-on Sentences
- Exercise in Correcting Run-on Sentences With Periods or Semicolons
- Exercise in Correcting Run-on Sentences Through Coordination and Subordination
Sentence Combining
Sentence Expanding
- Expanding Sentences With Adjectives and Adverbs
- Expanding Sentences With Appositives
- Expanding Sentences with Participial Phrases and Absolutes
- Expanding Sentences With Prepositional Phrases
Sentence Fragments
- Correcting Phrase Fragments
- Editing Exercise: Correcting Sentence Fragments (Part I)
- Editing Exercise: Correcting Sentence Fragments (Part II)
Sentence Functions and Structures
Verb Forms and Tenses

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