was were simple past

http://esl.about.com/library/beginner/blwas.htm
http://www.juntadeandalucia.es/averroes/ceip_san_tesifon/recursos/ingles/vocabulary/verbs/to_be_simple_past.pdf    http://www.englishpage.com/verbpage/simplepastforms.htm
http://www.englisch-hilfen.de/en/exercises/tenses/was_were.htm