I must cab you must cab she must cab we must cab you must cab they must cab
Forma con V-ing
I must be cabing you must be cabing she must be cabing we must be cabing you must be cabing they must be cabing
Perfecto
I must have cabed you must have cabed she must have cabed we must have cabed you must have cabed they must have cabed
Perfecto con V-ing
I must have been cabing you must have been cabing she must have been cabing we must have been cabing you must have been cabing they must have been cabing
Negación
Forma simple
I mustn't cab you mustn't cab she mustn't cab we mustn't cab you mustn't cab they mustn't cab
Forma con V-ing
I mustn't be cabing you mustn't be cabing she mustn't be cabing we mustn't be cabing you mustn't be cabing they mustn't be cabing
Perfecto
I mustn't have cabed you mustn't have cabed she mustn't have cabed we mustn't have cabed you mustn't have cabed they mustn't have cabed
Perfecto con V-ing
I mustn't have been cabing you mustn't have been cabing she mustn't have been cabing we mustn't have been cabing you mustn't have been cabing they mustn't have been cabing
Forma interrogativa
Forma simple
must I cab? must you cab? must she cab? must we cab? must you cab? must they cab?
Forma con V-ing
must I be cabing? must you be cabing? must she be cabing? must we be cabing? must you be cabing? must they be cabing?
Perfecto
must I have cabed? must you have cabed? must she have cabed? must we have cabed? must you have cabed? must they have cabed?
Perfecto con V-ing
must I have been cabing? must you have been cabing? must she have been cabing? must we have been cabing? must you have been cabing? must they have been cabing?
Forma interro-negativa
Forma simple
mustn't I cab? mustn't you cab? mustn't she cab? mustn't we cab? mustn't you cab? mustn't they cab?
Forma con V-ing
mustn't I be cabing? mustn't you be cabing? mustn't she be cabing? mustn't we be cabing? mustn't you be cabing? mustn't they be cabing?
Perfecto
mustn't I have cabed? mustn't you have cabed? mustn't she have cabed? mustn't we have cabed? mustn't you have cabed? mustn't they have cabed?
Perfecto con V-ing
mustn't I have been cabing? mustn't you have been cabing? mustn't she have been cabing? mustn't we have been cabing? mustn't you have been cabing? mustn't they have been cabing?