http://www.quia.com/quiz/7447962.html
http://www.quia.com/quiz/1238916.html
http://www.quia.com/quiz/5046682.html
http://www.quia.com/quiz/1235145.html
http://www.quia.com/quiz/6180822.html
http://www.laits.utexas.edu/fi/quiz/acheter-imparfait
http://www.laits.utexas.edu/fi/quiz/samuser-imparfait