L’heure , le présent, les articles

http://www.education.vic.gov.au/languagesonline/french/sect29/no_03/no_03.htm

http://babelnet.sbg.ac.at/canalreve/bravo/module4/3.3.html

http://go.hrw.com/activities/frameset.html?main=1760.html

http://people.wku.edu/nathan.love/101-102/interact101-102/r-p_u01_verb_conju.htm

http://fog.ccsf.edu/~creitan/q3heure.htm

http://www.education.vic.gov.au/languagesonline/french/sect27/no_04/no_04.htm