English language

1- https://warwick.ac.uk/fac/soc/al/globalpad/openhouse/academicenglishskills/vocabulary/tech/ 2- h ttps://es.slideshare.net/raobabu07/technical-english-vocabulary                

1- http://www.smart-words.org/quotes-sayings/idioms-meaning.html                                              2- https://www.fluentu.com/blog/english/essential-english-idioms/                                                       

1-  https://www.duolingo.com/comment/18642384/Los-100-verbos-regulares-m%C3%A1s-usados-en-ingl%C3%A9s-y-reglas-de-conjugaci%C3%B3n 2-  http://www.profesordeingles.eu/verbos-irregulares-en-ingles/lista-verbos-irregulares-en-ingles.php

1- https://www.grammarly.com/blog/verb-tenses/ 2- https://www.englishpage.com/verbpage/verbtenseintro.html Verbal time(spanish): 1- http://www.levante-emv.com/blogs/ingles-es-fun/the-verb-tenses-los-tiempos-verbales.html 2- https://www.aprendeinglessila.com/2014/01/resumen-tiempos-verbales-ingles/