English Guides and Tutorials

• A guide to learning English
  Explanations and practice exercises, with help when you make a mistake!
• ESL Quiz Centre
  Includes interactive grammar and idioms exercises.
• Grammar help from About.com
  Explanations and practice exercises at different levels.
• The Internet Grammar of English
  Written primarily for university students, but useful for any learner. Includes exercises.
• Verbix
  Conjugates verbs and translates them into 25 languages.
• Polite English - Your Free Resources to Better English
  A free survival guide for all who would like to perfect their spoken English language.
• Common-Mistakes - Your Free Resources to Better English
  A collection of some of the most frequently misspelled, commonly confused and easily misused words.
• English Daily - Your Free Resources to Better English
  Learn English online - free exercises, idioms, common abbreviations, slang, proverbs and much more.
• BBC World Service - Learning English
  Lots of authentic reading material for learners of English, with questions and a glossary.