Here you have some exercises to practise past simple in negative and interrogative:
http://www.vitutor.com/gramatica_inglesa/verb_tense/simple_past_interrogative.html
http://s.mound.free.fr/skyblues67/simppast/conjwork.htm
http://www.englisch-hilfen.de/en/exercises/tenses/simple_past_mix.htm
http://www.perfect-english-grammar.com/past-simple-exercise-7.html
http://www.englishlearner.com/beginner/past-simple-quiz-1.shtml
http://www.english-grammar.at/online_exercises/tenses/pasttense2.htm
C'EST AUSSI MA VILLE FRANÇAISE!
