La négation Exercices http://www.classzone.com/etest/viewTestPractice.htm?testId=1138 http://www.swarthmore.edu/Humanities/gmoskos1/interexercice/negprep.htm http://www.swarthmore.edu/Humanities/gmoskos1/interexercice/negations2.htm http://fog.ccsf.edu/~creitan/ppt/negation.html...