Exercice 1
http://www.education.vic.gov.au/languagesonline/french/sect28/no_01/no_01.htm
Exercice 2
http://www.education.vic.gov.au/languagesonline/french/sect28/no_05/no_05.htm
Exercice 3
http://www.education.vic.gov.au/languagesonline/french/sect28/no_06/no_06.htm
