Conjugación del verbo inglés
MUST CENTER

Verbo regular: center - centered - centered

Afirmación

Forma simple	Forma con V-ing
I must center you must center she must center we must center you must center they must center	I must be centering you must be centering she must be centering we must be centering you must be centering they must be centering
Perfecto	Perfecto con V-ing
I must have centered you must have centered she must have centered we must have centered you must have centered they must have centered	I must have been centering you must have been centering she must have been centering we must have been centering you must have been centering they must have been centering

Negación

Forma simple	Forma con V-ing
I mustn't center you mustn't center she mustn't center we mustn't center you mustn't center they mustn't center	I mustn't be centering you mustn't be centering she mustn't be centering we mustn't be centering you mustn't be centering they mustn't be centering
Perfecto	Perfecto con V-ing
I mustn't have centered you mustn't have centered she mustn't have centered we mustn't have centered you mustn't have centered they mustn't have centered	I mustn't have been centering you mustn't have been centering she mustn't have been centering we mustn't have been centering you mustn't have been centering they mustn't have been centering

Forma interrogativa

Forma simple	Forma con V-ing
must I center? must you center? must she center? must we center? must you center? must they center?	must I be centering? must you be centering? must she be centering? must we be centering? must you be centering? must they be centering?
Perfecto	Perfecto con V-ing
must I have centered? must you have centered? must she have centered? must we have centered? must you have centered? must they have centered?	must I have been centering? must you have been centering? must she have been centering? must we have been centering? must you have been centering? must they have been centering?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I center? mustn't you center? mustn't she center? mustn't we center? mustn't you center? mustn't they center?	mustn't I be centering? mustn't you be centering? mustn't she be centering? mustn't we be centering? mustn't you be centering? mustn't they be centering?
Perfecto	Perfecto con V-ing
mustn't I have centered? mustn't you have centered? mustn't she have centered? mustn't we have centered? mustn't you have centered? mustn't they have centered?	mustn't I have been centering? mustn't you have been centering? mustn't she have been centering? mustn't we have been centering? mustn't you have been centering? mustn't they have been centering?