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Grammarly Handbook - English Grammar Rules
Free online writing and grammar handbook that covers all types of English grammar, style and word choice issues
https://www.grammarly.com/handbook
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What Are Basic English Grammar Rules? - Your Dictionary
There are hundreds of basic English grammar rules but the basic ones refer to sentence structure and parts of speech, which are noun, pronoun, verb, adjective, adverb, preposition and conjunction.
http://grammar.yourdictionary.com/grammar-rules-and-tips/basic-english-grammar-rules.html
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Living Better with Better Grammar - For Dummies
Stuck in English class, you probably thought that grammar was invented just to give teachers something to test.
http://www.dummies.com/how-to/content/living-better-with-better-grammar.html
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Grammar Style and Usage
List of articles designed to help with grammar
http://grammar.yourdictionary.com/style-and-usage/
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More English Grammar Tips - Improve Your Writing - SkillsYouNeed
Grammar tips and examples including: Singular and Plural Words, Indefinite and Definite Articles, Conjunctives and Contractions.
http://www.skillsyouneed.com/write/grammar2.html
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Grammar Girl: Quick and Dirty Tips
'Your friendly guide to the world of grammar, punctuation, usage, and fun developments in the English language.'
http://www.quickanddirtytips.com/grammar-girl
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Welcome to the Purdue University Online Writing Lab (OWL)
The Purdue University Online Writing Labserves writers from around the world and the Purdue University Writing Lab helps writers on Purdue's campus.
https://owl.english.purdue.edu
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Grammar Check - Grammarly
Check your grammar right from your browser or Microsoft Office. Improve your writing in emails, documents, social media posts, messages, and more.
https://www.grammarly.com/?affiliateNetwork=sas
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Grammar Tips - Writing Forward
From punctuation marks to homophones, these grammar tips will help you polish your writing.
http://www.writingforward.com/category/grammar
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How to Improve Your Grammar (with Examples) - wikiHow
How to Improve Your Grammar. Grammar is the system that structures a language, and every language has its own guidelines.
http://www.wikihow.com/Improve-Your-Grammar
