I may butter you may butter she may butter we may butter you may butter they may butter
Forme en V-ing
I may be buttering you may be buttering she may be buttering we may be buttering you may be buttering they may be buttering
Perfect
I may have buttered you may have buttered she may have buttered we may have buttered you may have buttered they may have buttered
Perfect en V-ing
I may have been buttering you may have been buttering she may have been buttering we may have been buttering you may have been buttering they may have been buttering
Négation
Forme simple
I may not butter you may not butter she may not butter we may not butter you may not butter they may not butter
Forme en V-ing
I may not be buttering you may not be buttering she may not be buttering we may not be buttering you may not be buttering they may not be buttering
Perfect
I may not have buttered you may not have buttered she may not have buttered we may not have buttered you may not have buttered they may not have buttered
Perfect en V-ing
I may not have been buttering you may not have been buttering she may not have been buttering we may not have been buttering you may not have been buttering they may not have been buttering
Forme interrogative
Forme simple
may I butter? may you butter? may she butter? may we butter? may you butter? may they butter?
Forme en V-ing
may I be buttering? may you be buttering? may she be buttering? may we be buttering? may you be buttering? may they be buttering?
Perfect
may I have buttered? may you have buttered? may she have buttered? may we have buttered? may you have buttered? may they have buttered?
Perfect en V-ing
may I have been buttering? may you have been buttering? may she have been buttering? may we have been buttering? may you have been buttering? may they have been buttering?
Forme interro-négative
Forme simple
may I not butter? may you not butter? may she not butter? may we not butter? may you not butter? may they not butter?
Forme en V-ing
may I not be buttering? may you not be buttering? may she not be buttering? may we not be buttering? may you not be buttering? may they not be buttering?
Perfect
may I not have buttered? may you not have buttered? may she not have buttered? may we not have buttered? may you not have buttered? may they not have buttered?
Perfect en V-ing
may I not have been buttering? may you not have been buttering? may she not have been buttering? may we not have been buttering? may you not have been buttering? may they not have been buttering?