Grammar and Punctuation

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These guides provide examples of the most common grammar and punctuation errors and explain how to fix them. For further reference, consult Diana Hacker's Rules for Writers, from which portions of these guides have been adapted.

Grammar:

• Run-ons and Fragments
• Agreement Errors
• Restrictive and Nonrestrictive Elements
• Pronoun Reference
• Parallelism
• Mixed Constructions
• Misplaced Modifiers
• Passive Voice
• Gender Neutral Language

Punctuation:

• Commas
• Semicolons and Colons
• Dashes, Parentheses, Brackets, Ellipses
• Quotation Marks