Verb to be- Past Simple Affirmative
www.youtube.com/watch?feature=player_embedded&v=0Z3Y_1xnspc
https://www.ego4u.com/en/cram-up/grammar/simple-past/exercises?03
https://www.englishexercises.org/makeagame/viewgame.asp?id=2023
https://suz.digitaleschulebayern.de/english/grammar/was_were1.htm
https://s.mound.free.fr/skyblues67/simppast/wascloze.htm
https://www.eflnet.com/grammar/tobepast.php
https://www.myenglishpages.com/site_php_files/grammar-exercise-simple-past-be.php
Verb to be- Past Simple Negative/Interrogative
https://www.perfect-english-grammar.com/past-simple-exercise-1.html
https://mbonillo.xavierre.com/exercises/eso1/1eso2009/bepast1e5.htm
https://www.perfect-english-grammar.com/past-simple-exercise-3.html
