passé composé:
http://www.prof2000.pt/users/dany/passecomp.htm
http://www.ucalgary.ca/cted/Repsit/Hotpotatoes/passecompose/pc_er1.htm
http://uregina.ca/LRC/HotPot/French/Elementaire/exercises/V/v052.htm
http://www.tapis.com.au/studentbook2/Unit6/u06_maniere_a02.html
https://fog.ccsf.edu/~creitan/qchap5b.htm
https://www.quia.com/cz/57185.html?AP_rand=2138960957
http://hotpot.klascement.net/aanbod/symoens.an/Passe1.htm