Verbo regular: certify - certified - certified
Forma simple | Forma con V-ing |
I must certify you must certify he must certify we must certify you must certify they must certify | I must be certifying you must be certifying he must be certifying we must be certifying you must be certifying they must be certifying |
Perfecto | Perfecto con V-ing |
I must have certified you must have certified he must have certified we must have certified you must have certified they must have certified | I must have been certifying you must have been certifying he must have been certifying we must have been certifying you must have been certifying they must have been certifying |
Forma simple | Forma con V-ing |
I mustn't certify you mustn't certify he mustn't certify we mustn't certify you mustn't certify they mustn't certify | I mustn't be certifying you mustn't be certifying he mustn't be certifying we mustn't be certifying you mustn't be certifying they mustn't be certifying |
Perfecto | Perfecto con V-ing |
I mustn't have certified you mustn't have certified he mustn't have certified we mustn't have certified you mustn't have certified they mustn't have certified | I mustn't have been certifying you mustn't have been certifying he mustn't have been certifying we mustn't have been certifying you mustn't have been certifying they mustn't have been certifying |
Forma simple | Forma con V-ing |
must I certify? must you certify? must he certify? must we certify? must you certify? must they certify? | must I be certifying? must you be certifying? must he be certifying? must we be certifying? must you be certifying? must they be certifying? |
Perfecto | Perfecto con V-ing |
must I have certified? must you have certified? must he have certified? must we have certified? must you have certified? must they have certified? | must I have been certifying? must you have been certifying? must he have been certifying? must we have been certifying? must you have been certifying? must they have been certifying? |
Forma simple | Forma con V-ing |
mustn't I certify? mustn't you certify? mustn't he certify? mustn't we certify? mustn't you certify? mustn't they certify? | mustn't I be certifying? mustn't you be certifying? mustn't he be certifying? mustn't we be certifying? mustn't you be certifying? mustn't they be certifying? |
Perfecto | Perfecto con V-ing |
mustn't I have certified? mustn't you have certified? mustn't he have certified? mustn't we have certified? mustn't you have certified? mustn't they have certified? | mustn't I have been certifying? mustn't you have been certifying? mustn't he have been certifying? mustn't we have been certifying? mustn't you have been certifying? mustn't they have been certifying? |