I must cite you must cite he must cite we must cite you must cite they must cite
Forma con V-ing
I must be citing you must be citing he must be citing we must be citing you must be citing they must be citing
Perfecto
I must have cited you must have cited he must have cited we must have cited you must have cited they must have cited
Perfecto con V-ing
I must have been citing you must have been citing he must have been citing we must have been citing you must have been citing they must have been citing
Negación
Forma simple
I mustn't cite you mustn't cite he mustn't cite we mustn't cite you mustn't cite they mustn't cite
Forma con V-ing
I mustn't be citing you mustn't be citing he mustn't be citing we mustn't be citing you mustn't be citing they mustn't be citing
Perfecto
I mustn't have cited you mustn't have cited he mustn't have cited we mustn't have cited you mustn't have cited they mustn't have cited
Perfecto con V-ing
I mustn't have been citing you mustn't have been citing he mustn't have been citing we mustn't have been citing you mustn't have been citing they mustn't have been citing
Forma interrogativa
Forma simple
must I cite? must you cite? must he cite? must we cite? must you cite? must they cite?
Forma con V-ing
must I be citing? must you be citing? must he be citing? must we be citing? must you be citing? must they be citing?
Perfecto
must I have cited? must you have cited? must he have cited? must we have cited? must you have cited? must they have cited?
Perfecto con V-ing
must I have been citing? must you have been citing? must he have been citing? must we have been citing? must you have been citing? must they have been citing?
Forma interro-negativa
Forma simple
mustn't I cite? mustn't you cite? mustn't he cite? mustn't we cite? mustn't you cite? mustn't they cite?
Forma con V-ing
mustn't I be citing? mustn't you be citing? mustn't he be citing? mustn't we be citing? mustn't you be citing? mustn't they be citing?
Perfecto
mustn't I have cited? mustn't you have cited? mustn't he have cited? mustn't we have cited? mustn't you have cited? mustn't they have cited?
Perfecto con V-ing
mustn't I have been citing? mustn't you have been citing? mustn't he have been citing? mustn't we have been citing? mustn't you have been citing? mustn't they have been citing?