Verbo regular: center - centered - centered
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 |
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 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 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? |