Pasado simple contra pasado continuo en inglés

https://www.ego4u.com/en/cram-up/grammar/simpas-preper

https://www.ego4u.com/en/cram-up/grammar/simpas-paspro
Actividad interactiva
https://www.thoughtco.com/past-simple-or-present-perfect-english-quiz-4062086

http://www.esl-lounge.com/student/grammar/1g31-present-simple-continuous-past-letter-gap-fill.php

https://www.vitutor.com/gramatica_inglesa/verb_tense/past_simple_continuous.html

https://www.ecenglish.com/learnenglish/present-simple-and-present-continuous

https://www.aulafacil.com/cursos/ingles/repaso-de-gramatica/past-simple-vs-past-continuous-l22535