https://www.ef.com.mx/recursos-aprender-ingles/gramatica-inglesa/simple-past/
Funciones del "simple past"
El "simple past" se utiliza para hablar de una acción que concluyó en un tiempo anterior al actual. La duración no es relevante. El tiempo en que se sitúa la acción puede ser el pasado reciente o un pasado lejano.
Tomado de: https://www.ef.com.mx/recursos-aprender-ingles/gramatica-inglesa/simple-past/
También sirve el pasado simple para hablar de como nos sentimos en el pasado, usando el verbo was o were o de otra forma el pasado del verbo "to be".
Actividades interactivas del pasado simple
https://www.learnenglish.de/grammar/tensesimpast.html
http://osboskovic.edu.rs/dev/osnovna/sites/default/files/past-simple-tense-exercises_42_13.10..pdf
http://osboskovic.edu.rs/dev/osnovna/sites/default/files/past-simple-tense-exercises_42_13.10..pdf
http://www.satriwit3.ac.th/files/1107091010014247_13101512123153.pdf
http://www.iessuel.es/portal/attachments/article/198/08-stage_3_17_past_simple_affirm_neg_questions_short.pdf
http://www.iessuel.es/portal/attachments/article/198/08-stage_3_17_past_simple_affirm_neg_questions_short.pdf
http://www.es.edu.rs/download/e_ucionica/Past_Simple_%282%29.pdf
http://www.es.edu.rs/download/e_ucionica/Past_Simple_%282%29.pdf
https://first-english.org/english_learning/english_tenses/simple_past_worksheets/simple_past_0_english_grammar_rules_explanations_pdf.pdf
https://first-english.org/english_learning/english_tenses/simple_past_worksheets/simple_past_02_exercises_worksheet.pdf
https://first-english.org/english_learning/english_tenses/simple_past_worksheets/simple_past_12_irregular_verbs_worksheets.PDF
https://first-english.org/english_learning/english_tenses/simple_past_worksheets/simple_past_55_questions_worksheet.pdf
https://first-english.org/english_learning/english_tenses/simple_past/2/40_simple_past_tense_to_be_exercises.htm
https://first-english.org/english_learning/english_tenses/simple_past/2/02_simple_past_exercises.htm
https://first-english.org/english_learning/english_tenses/simple_past/2/42_simple_simple_past_to_be_online_exercises.htm
https://first-english.org/english_learning/english_tenses/simple_past/2/41_simple_past_to_be_exercise.htm
https://first-english.org/english_learning/english_tenses/simple_past/2/13_simple_past_irregular_verbs_examples.htm
https://first-english.org/english_learning/english_tenses/simple_past/2/07_simple_past_regular_verbs_exercises.htm
https://first-english.org/english_learning/english_tenses/simple_past/2/05_simple_past_regular_verbs.htm
https://first-english.org/english_learning/english_tenses/simple_past/2/10_simple_past_irregular_verbs.htm