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