I should center you should center she should center we should center you should center they should center
Forma con V-ing
I should be centering you should be centering she should be centering we should be centering you should be centering they should be centering
Perfecto
I should have centered you should have centered she should have centered we should have centered you should have centered they should have centered
Perfecto con V-ing
I should have been centering you should have been centering she should have been centering we should have been centering you should have been centering they should have been centering
Negación
Forma simple
I should not center you should not center she should not center we should not center you should not center they should not center
Forma con V-ing
I should not be centering you should not be centering she should not be centering we should not be centering you should not be centering they should not be centering
Perfecto
I should not have centered you should not have centered she should not have centered we should not have centered you should not have centered they should not have centered
Perfecto con V-ing
I should not have been centering you should not have been centering she should not have been centering we should not have been centering you should not have been centering they should not have been centering
Forma interrogativa
Forma simple
should I center? should you center? should she center? should we center? should you center? should they center?
Forma con V-ing
should I be centering? should you be centering? should she be centering? should we be centering? should you be centering? should they be centering?
Perfecto
should I have centered? should you have centered? should she have centered? should we have centered? should you have centered? should they have centered?
Perfecto con V-ing
should I have been centering? should you have been centering? should she have been centering? should we have been centering? should you have been centering? should they have been centering?
Forma interro-negativa
Forma simple
should I not center? should you not center? should she not center? should we not center? should you not center? should they not center?
Forma con V-ing
should I not be centering? should you not be centering? should she not be centering? should we not be centering? should you not be centering? should they not be centering?
Perfecto
should I not have centered? should you not have centered? should she not have centered? should we not have centered? should you not have centered? should they not have centered?
Perfecto con V-ing
should I not have been centering? should you not have been centering? should she not have been centering? should we not have been centering? should you not have been centering? should they not have been centering?