Grammar and Writing

Online Technical Writing: Online Textbook - Extremely useful information, a number of model documents - Direct links to some of the document models (based on the course "Introduction to Technical Communications" taught by David A. McMurrey at Austin Community College).
http://www.io.com/~hcexres/tcm1603/acchtml/acctoc.html

Online References for Writers. Dictationaries, encyclopedias, etc.
http://www.cs.cmu.edu/references.html

Guide to Grammar and Writing
http://webster.commnet.edu/HP/pages/darling/original.htm

• Interactive Quizzes (more than 150 on different Grammar parts)
  http://webster.commnet.edu/HP/pages/darling/grammar/quiz_list.html-ssi
• Sequence of Verb Tenses
  http://webster.commnet.edu/HP/pages/darling/grammar/sequence.htm
• Directory of English Tenses
  http://webster.commnet.edu/HP/pages/darling/grammar/tenses/tense_frames.htm
• Definitions of Basic Sentence Parts: Verbs and Verbals
  http://webster.commnet.edu/HP/pages/darling/grammar/verbs.htm#phrasal
• Common Phrasal Verbs (and two quizes)
  http://webster.commnet.edu/HP/pages/darling/grammar/phrasals.htm

Grammar and Writing - http://www.lang.uiuc.edu/r-li5/esl/writing.html

Pronunciation Information
http://www.linguistics.ruhr-uni-bochum.de:8099/misc/pronunciation.html

Common Errors in English
http://www.wsu.edu/%7Ebrians/errors/errors.html

Compiled as one text file - http://www.wsu.edu/~brians/errors/errors.txt

Business English: Grammar, Usage, Excercises

Business English Exercises: several multiple choice exercises for a variety of grammar (http://www.better-english.com/grammar.htm - selected links ) and vocabulary (http://www.better-english.com/vocabulary.htm - selected links) exercises, reading and listening exercises.
http://www.better-english.com/exerciselist.html
 

Self-Study Tools: Lessons, Tests, Quizzes, Links

ESL/EFL Learning Resources (very useful list of selected links for students and teachers)
http://polyglot.lss.wisc.edu/lss/lang/esl/esllink.html

ESL, EFL, and L2 Information - List of useful links
http://www.emich.edu/~linguist/esl.html

ABCheckers is an English language consultancy which was set up in 1995 by a group of New Zealand teachers who wanted to use the Internet to help people improve their English.
http://nz.com/webnz/checkers/

Internet TESL Journal: a wonderful site including Internet treasure hunts, jokes, crossword puzzles, and other games and activities that making learning English fun - http://iteslj.org/

TESL/TEFL/TESOL/ESL/EFL/ESOL Links - http://iteslj.org/links/
Links of Interest to Students & Teachers of English as a Second Language

• Interactive Javascript Quizzes for ESL Students - http://a4esl.org/q/j/
• Vocabulary Quizzes - http://a4esl.org/q/h/vocabulary.html
• Grammar Quizes - http://a4esl.org/q/h/grammar.html
• ESL Tests URL list - http://iteslj.org/links/ESL/Tests/
• ESL Quizzes URL list - http://iteslj.org/links/ESL/Quizzes/
  
• Quizzes with Sound - http://iteslj.org/links/ESL/Quizzes/Quizzes_with_Sound/
  
• Idioms, Phrasal Verbs & Slang Quizzes - http://a4esl.org/q/h/idioms.html
  

John Korber: One World, One People ESL / TESOL lessons
http://members.aol.com/Jakajk/ESLLessons.html

Instant Lessons
http://www.english-to-go.com/

Online Materials for Language Teachers

Online Materials for Language Teachers - EL Easton
http://eleaston.com/

Grammar - writing links and resources
http://eleaston.com/grammar.html
 

Listening practice - Real audio sites

• NPR - National Public Radio (USA)

• All Things Considered
• Morning Edition
• Voice of America - News Now
• Voice of America - Talk to America
• Online News Hour from PBS - some news in Real Audio