I must react you must react he must react we must react you must react they must react
Forma com V-ing
I must be reacting you must be reacting he must be reacting we must be reacting you must be reacting they must be reacting
Perfeito
I must have reacted you must have reacted he must have reacted we must have reacted you must have reacted they must have reacted
Perfeito com V-ing
I must have been reacting you must have been reacting he must have been reacting we must have been reacting you must have been reacting they must have been reacting
Negação
Forma simple
I mustn't react you mustn't react he mustn't react we mustn't react you mustn't react they mustn't react
Forma com V-ing
I mustn't be reacting you mustn't be reacting he mustn't be reacting we mustn't be reacting you mustn't be reacting they mustn't be reacting
Perfeito
I mustn't have reacted you mustn't have reacted he mustn't have reacted we mustn't have reacted you mustn't have reacted they mustn't have reacted
Perfeito com V-ing
I mustn't have been reacting you mustn't have been reacting he mustn't have been reacting we mustn't have been reacting you mustn't have been reacting they mustn't have been reacting
Forma interrogativa
Forma simple
must I react? must you react? must he react? must we react? must you react? must they react?
Forma com V-ing
must I be reacting? must you be reacting? must he be reacting? must we be reacting? must you be reacting? must they be reacting?
Perfeito
must I have reacted? must you have reacted? must he have reacted? must we have reacted? must you have reacted? must they have reacted?
Perfeito com V-ing
must I have been reacting? must you have been reacting? must he have been reacting? must we have been reacting? must you have been reacting? must they have been reacting?
Forma interro-Negação
Forma simple
mustn't I react? mustn't you react? mustn't he react? mustn't we react? mustn't you react? mustn't they react?
Forma com V-ing
mustn't I be reacting? mustn't you be reacting? mustn't he be reacting? mustn't we be reacting? mustn't you be reacting? mustn't they be reacting?
Perfeito
mustn't I have reacted? mustn't you have reacted? mustn't he have reacted? mustn't we have reacted? mustn't you have reacted? mustn't they have reacted?
Perfeito com V-ing
mustn't I have been reacting? mustn't you have been reacting? mustn't he have been reacting? mustn't we have been reacting? mustn't you have been reacting? mustn't they have been reacting?