PASSE COMPOSE AUX ETRE

http://www.tapis.com.au/studentbook2/Unit6/u06_maniere_a02.html

http://www.tapis.com.au/studentbook2/Unit6/u06_grammaire_a02.html

http://kzofrancais.pbworks.com/f/4_Pass%C3%A9_compos%C3%A9_avec_verbe_%C3%AAtre.htm

 http://www.prof2000.pt/users/dany/passecomp.htm

http://wps.prenhall.com/ca_ph_parmentier_enbons_7/46/11985/3068371.cw/content/