Past Tense Practice

  http://www.englishclub.com/grammar/verb-tenses_past_quiz.htm

2.  http://english-quiz.net/past-simple-tense-quiz.html

3.  http://www.eslgo.com/quizzes/pastsimpleirreg.html

4.  http://a4esl.org/q/h/vm/pastpastcont.html

5.  http://ww2.college-em.qc.ca/prof/epritchard/quzpaans2.html

6.  http://www.grammar-quizzes.com/past-diagnostic.html