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About Us
About Us 2023-2024
About Us 2022-2023
About Us 2021-2022
About Us 2020-2021
About Us 2019-2020
CATESOL Presidents
Sadae Iwataki Award Winners
Membership
Membership Portal
Join or Renew
Member Benefits
Message Boards
Publications
Blog
Newsletters
Journal
Resources
Online Training
Job Bank
Awards and Grants
Advocacy
Statement on Racial and Social Injustice
Response to Jan 6 Insurrection
Support CATESOL
CATESOL Store
CATESOL Ed Foundation
ESL Grammar
Online Grammar Handbooks
Purdue Writing Lab: Grammar
Help you use correct grammar in your writing
English Grammar Online
All grammar topics, example sentences, and exercises
Grammar Handbook
Explains and illustrates the basic grammatical rules
Definite & Indefinite Articles
Definite and Indefinite Articles
Definitions, example sentences, and exercises
Articles: "a", "an", and "the"
With examples to show you how to use articles correctly
Countable and Uncountable Nouns
Countable Nouns
Spelling rules for common countable nouns and exceptions
Irregular Plurals
A relatively complete list of nouns which have irregular Plurals
Uncountable Nouns
Several lists of common uncountable nouns
Irregular Verbs
Irregular Verbs
A complete list of common irregular verbs with links to a dictionary
Irregular Verbs Exercises
Practice using irregular verbs by filling out the verb in a sentence
Doubling the Final Consonant
Detailed rules with examples to show when to double the final letter
English Irregular Verbs
Exercises to practice using irregular verbs at different levels
Irregular Verbs Flashcards
With five levels and each level containing 20 irregular verbs
Infinitives & Gerunds
Verbs Followed by Infinitives or Gerunds
A table to show the uses of infinitives and gerunds
Gerunds and Infinitives Tutorial
An in-depth tutorial on infinitives and gerunds
Gerunds & Infinitives
Example sentences to show what infinitives and gerunds are
Reported Speech
Verb Tense Changes
Learn how verb tenses change in reported speech
Reported Speech
Exercises to practice transforming direct speech into reported speech
Grammar Lessons
English Grammar
A free site that offers lessons and exercises to practice all aspects of the English language
Using English
Free English grammar and vocabulary worksheets and printable handouts
Handouts at Grammar Bytes
Handouts and exercises for fragments, irregular verbs, parallel structure, and dangling modifiers
Pronunciation Rules
Pronunciation Rules
Rules to explain how the pronunciation of a word is based on its spelling
Sentences
Sentence Grammar
Sentence structure, verb tenses, and punctuation
Sentences
Learn about simple sentences, compound sentences, and complex sentences
Grammar Notes
Grammar Notes
Important grammar points including verb tenses, parts of speech, phrasal verbs, and mathematical operations
Verb Tenses and Time Expressions
To find out what time phrases to go with what verb tenses
Grammar FAQ
Ask Grammar
Index of frequently-asked grammar questions
English Grammar FAQ
Some of the postings made to the newsgroup alt.usage.english by John Lawler, Professor of Linguistics
Grammarist
Provides explanation about English grammar rules, usage, and a broad spectrum of grammar topics
English Forum
Post your questions here and will get answers soon
Common Mistakes
Common Mistakes
A collection of some of the most frequently misspelled, commonly confused, and easily misused words
Common Errors in English Usage
The site explains some of the most commonly misused and misunderstood aspects of English
American vs. British English
British vs. American English
Some well-known spelling differences between British English and American English
British and American Spelling
A list of words to show the spelling differences between American and British English
SAT Resources
SAT Prep Resources
A lot of links to great resources of SAT reading and writing
Guides to Grammar
English Page
With high-quality English lessons and exercises
English Grammar Guide
An online grammar book with a lot of example sentences
Guide to Grammar and Style
With so many different aspects of English grammar discussed
Articles on Grammar
Articles about learning and teaching the English language, including advice, tutorials, and lesson plans
English Club Grammar
Grammar lessons also have quizzes to check your understanding
Grammar Slammer
It provides rules and tips about writing clear English
BBC Skillwise
Practical literacy skills for adults
Grammar Resources
100 English Grammar Resources for Effective Learning and Fun