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