I may center you may center she may center we may center you may center they may center
Forma com V-ing
I may be centering you may be centering she may be centering we may be centering you may be centering they may be centering
Perfeito
I may have centered you may have centered she may have centered we may have centered you may have centered they may have centered
Perfeito com V-ing
I may have been centering you may have been centering she may have been centering we may have been centering you may have been centering they may have been centering
Negação
Forma simple
I may not center you may not center she may not center we may not center you may not center they may not center
Forma com V-ing
I may not be centering you may not be centering she may not be centering we may not be centering you may not be centering they may not be centering
Perfeito
I may not have centered you may not have centered she may not have centered we may not have centered you may not have centered they may not have centered
Perfeito com V-ing
I may not have been centering you may not have been centering she may not have been centering we may not have been centering you may not have been centering they may not have been centering
Forma interrogativa
Forma simple
may I center? may you center? may she center? may we center? may you center? may they center?
Forma com V-ing
may I be centering? may you be centering? may she be centering? may we be centering? may you be centering? may they be centering?
Perfeito
may I have centered? may you have centered? may she have centered? may we have centered? may you have centered? may they have centered?
Perfeito com V-ing
may I have been centering? may you have been centering? may she have been centering? may we have been centering? may you have been centering? may they have been centering?
Forma interro-Negação
Forma simple
may I not center? may you not center? may she not center? may we not center? may you not center? may they not center?
Forma com V-ing
may I not be centering? may you not be centering? may she not be centering? may we not be centering? may you not be centering? may they not be centering?
Perfeito
may I not have centered? may you not have centered? may she not have centered? may we not have centered? may you not have centered? may they not have centered?
Perfeito com V-ing
may I not have been centering? may you not have been centering? may she not have been centering? may we not have been centering? may you not have been centering? may they not have been centering?