must forfend
Verbo regular: forfend - forfended- forfended

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must forfend
you must forfend
he must forfend
we must forfend
you must forfend
they must forfend 	I must be forfending
you must be forfending
he must be forfending
we must be forfending
you must be forfending
they must be forfending	I must have forfended
you must have forfended
he must have forfended
we must have forfended
you must have forfended
they must have forfended	I must have been forfending
you must have been forfending
he must have been forfending
we must have been forfending
you must have been forfending
they must have been forfending	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't forfend
you mustn't forfend
he mustn't forfend
we mustn't forfend
you mustn't forfend
they mustn't forfend 	I mustn't be forfending
you mustn't be forfending
he mustn't be forfending
we mustn't be forfending
you mustn't be forfending
they mustn't be forfending	I mustn't have forfended
you mustn't have forfended
he mustn't have forfended
we mustn't have forfended
you mustn't have forfended
they mustn't have forfended	I mustn't have been forfending
you mustn't have been forfending
he mustn't have been forfending
we mustn't have been forfending
you mustn't have been forfending
they mustn't have been forfending	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I forfend?
must you forfend?
must he forfend?
must we forfend?
must you forfend?
must they forfend? 	must I be forfending?
must you be forfending?
must he be forfending?
must we be forfending?
must you be forfending?
must they be forfending? 	must I have forfended?
must you have forfended?
must he have forfended?
must we have forfended?
must you have forfended?
must they have forfended? 	must I have been forfending?
must you have been forfending?
must he have been forfending?
must we have been forfending?
must you have been forfending?
must they have been forfending? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I forfend?
mustn't you forfend?
mustn't he forfend?
mustn't we forfend?
mustn't you forfend?
mustn't they forfend? 	mustn't I be forfending?
mustn't you be forfending?
mustn't he be forfending?
mustn't we be forfending?
mustn't you be forfending?
mustn't they be forfending? 	mustn't I have forfended?
mustn't you have forfended?
mustn't he have forfended?
mustn't we have forfended?
mustn't you have forfended?
mustn't they have forfended? 	mustn't I have been forfending?
mustn't you have been forfending?
mustn't he have been forfending?
mustn't we have been forfending?
mustn't you have been forfending?
mustn't they have been forfending?