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