DICTIONARIES
http://www.thefreedictionary.com/
http://www.merriam-webster.com/
http://www.wordreference.com/es/
LISTENING
http://www.songsforteaching.com/
https://www.learnenglishfeelgood.com/eslvideo/index.html
https://www.esolcourses.com/content/topicsmenu/life-in-the-uk.html
http://www.englishexercises.org/buscador/buscar.asp?nivel=any&contents=listening
PRONUNCIATION
https://www.cambridgeenglish.org/learning-english/activities-for-learners/?skill=pronunciation
https://www.bbc.co.uk/worldservice/learningenglish/grammar/pron/
WRITING
https://learnenglish.britishcouncil.org/skills/writing
https://owl.purdue.edu/owl/purdue_owl.html
GRAMMAR
https://www.cristinacabal.com/?page_id=4712
http://www.englisch-hilfen.de/en/exercises_list/alle_grammar.htm
https://www.english-4u.de/grammar_exercises.htm
https://www.grammar-quizzes.com/index.html
http://www.usingenglish.com/handouts/
GRAMMAR, VOCABULARY, PRONUNCIATION AND SKILLS DIFFERENT LEVELS
http://www.eslgold.com/pronunciation.html
http://www.englishpage.com/index.html
http://www.learnenglishfeelgood.com/
https://www.ego4u.com/en/cram-up/
http://www.idiomas.astalaweb.com/_inicio/index.asp
https://www.youtube.com/c/AmigosIngleses
https://www.cambridgeenglish.org/
https://learnenglish.britishcouncil.org/
http://www.bbc.co.uk/worldservice/learningenglish/
http://www.isabelperez.com/
https://www.mansioningles.com/Enlaces.htm
VOCABULARY
https://www.learningchocolate.com/https://learningapps.org/index.php?category=3&subcategory=35749&s=
https://learnenglish.britishcouncil.org/es/vocabulary
https://www.eslgamesworld.com/members/games/vocabulary/
CULTURE
http://projectbritain.com/index/#gsc.tab=0
http://www.britainexpress.com/History/english-culture.htm
http://www.learnenglish.de/britishculture.htm
http://www.usastudyguide.com/customshabits.htm
http://digital.library.upenn.edu/books/
https://www.bl.uk/treasures-in-full
https://www.youtube.com/channel/UCOzpgwSVhD9VLZrOvume4YA
NEWS
http://www.theworld.org/?q=node/4562
https://www.thebigproject.co.uk/
https://learningenglish.voanews.com/
TV AND VIDEO
http://www.hollywood.com/trailers/
https://en.ver-taal.com/trailers.htm
https://www.learnenglishfeelgood.com/eslvideo/videos3.html
http://www.lyngsat.com/freetv/Europe.html
MISCELLANEOUS
http://radio.garden
https://foodwishes.blogspot.com/