must fat
Verbo regular: fat - fated- fated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must fat
you must fat
he must fat
we must fat
you must fat
they must fat 	I must be fating
you must be fating
he must be fating
we must be fating
you must be fating
they must be fating	I must have fated
you must have fated
he must have fated
we must have fated
you must have fated
they must have fated	I must have been fating
you must have been fating
he must have been fating
we must have been fating
you must have been fating
they must have been fating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't fat
you mustn't fat
he mustn't fat
we mustn't fat
you mustn't fat
they mustn't fat 	I mustn't be fating
you mustn't be fating
he mustn't be fating
we mustn't be fating
you mustn't be fating
they mustn't be fating	I mustn't have fated
you mustn't have fated
he mustn't have fated
we mustn't have fated
you mustn't have fated
they mustn't have fated	I mustn't have been fating
you mustn't have been fating
he mustn't have been fating
we mustn't have been fating
you mustn't have been fating
they mustn't have been fating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I fat?
must you fat?
must he fat?
must we fat?
must you fat?
must they fat? 	must I be fating?
must you be fating?
must he be fating?
must we be fating?
must you be fating?
must they be fating? 	must I have fated?
must you have fated?
must he have fated?
must we have fated?
must you have fated?
must they have fated? 	must I have been fating?
must you have been fating?
must he have been fating?
must we have been fating?
must you have been fating?
must they have been fating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I fat?
mustn't you fat?
mustn't he fat?
mustn't we fat?
mustn't you fat?
mustn't they fat? 	mustn't I be fating?
mustn't you be fating?
mustn't he be fating?
mustn't we be fating?
mustn't you be fating?
mustn't they be fating? 	mustn't I have fated?
mustn't you have fated?
mustn't he have fated?
mustn't we have fated?
mustn't you have fated?
mustn't they have fated? 	mustn't I have been fating?
mustn't you have been fating?
mustn't he have been fating?
mustn't we have been fating?
mustn't you have been fating?
mustn't they have been fating?