must foreswear
Verbo irregular: foreswear - foreswore- foresworn

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must foreswear
you must foreswear
he must foreswear
we must foreswear
you must foreswear
they must foreswear 	I must be foreswearing
you must be foreswearing
he must be foreswearing
we must be foreswearing
you must be foreswearing
they must be foreswearing	I must have foresworn
you must have foresworn
he must have foresworn
we must have foresworn
you must have foresworn
they must have foresworn	I must have been foreswearing
you must have been foreswearing
he must have been foreswearing
we must have been foreswearing
you must have been foreswearing
they must have been foreswearing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not foreswear
you must not foreswear
he must not foreswear
we must not foreswear
you must not foreswear
they must not foreswear 	I must not be foreswearing
you must not be foreswearing
he must not be foreswearing
we must not be foreswearing
you must not be foreswearing
they must not be foreswearing	I must not have foresworn
you must not have foresworn
he must not have foresworn
we must not have foresworn
you must not have foresworn
they must not have foresworn	I must not have been foreswearing
you must not have been foreswearing
he must not have been foreswearing
we must not have been foreswearing
you must not have been foreswearing
they must not have been foreswearing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I foreswear?
must you foreswear?
must he foreswear?
must we foreswear?
must you foreswear?
must they foreswear? 	must I be foreswearing?
must you be foreswearing?
must he be foreswearing?
must we be foreswearing?
must you be foreswearing?
must they be foreswearing? 	must I have foresworn?
must you have foresworn?
must he have foresworn?
must we have foresworn?
must you have foresworn?
must they have foresworn? 	must I have been foreswearing?
must you have been foreswearing?
must he have been foreswearing?
must we have been foreswearing?
must you have been foreswearing?
must they have been foreswearing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not foreswear?
must you not foreswear?
must he not foreswear?
must we not foreswear?
must you not foreswear?
must they not foreswear? 	must I not be foreswearing?
must you not be foreswearing?
must he not be foreswearing?
must we not be foreswearing?
must you not be foreswearing?
must they not be foreswearing? 	must I not have foresworn?
must you not have foresworn?
must he not have foresworn?
must we not have foresworn?
must you not have foresworn?
must they not have foresworn? 	must I not have been foreswearing?
must you not have been foreswearing?
must he not have been foreswearing?
must we not have been foreswearing?
must you not have been foreswearing?
must they not have been foreswearing?