must featherbed
Verbo regular: featherbed - featherbeded- featherbeded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must featherbed
you must featherbed
he must featherbed
we must featherbed
you must featherbed
they must featherbed 	I must be featherbeding
you must be featherbeding
he must be featherbeding
we must be featherbeding
you must be featherbeding
they must be featherbeding	I must have featherbeded
you must have featherbeded
he must have featherbeded
we must have featherbeded
you must have featherbeded
they must have featherbeded	I must have been featherbeding
you must have been featherbeding
he must have been featherbeding
we must have been featherbeding
you must have been featherbeding
they must have been featherbeding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not featherbed
you must not featherbed
he must not featherbed
we must not featherbed
you must not featherbed
they must not featherbed 	I must not be featherbeding
you must not be featherbeding
he must not be featherbeding
we must not be featherbeding
you must not be featherbeding
they must not be featherbeding	I must not have featherbeded
you must not have featherbeded
he must not have featherbeded
we must not have featherbeded
you must not have featherbeded
they must not have featherbeded	I must not have been featherbeding
you must not have been featherbeding
he must not have been featherbeding
we must not have been featherbeding
you must not have been featherbeding
they must not have been featherbeding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I featherbed?
must you featherbed?
must he featherbed?
must we featherbed?
must you featherbed?
must they featherbed? 	must I be featherbeding?
must you be featherbeding?
must he be featherbeding?
must we be featherbeding?
must you be featherbeding?
must they be featherbeding? 	must I have featherbeded?
must you have featherbeded?
must he have featherbeded?
must we have featherbeded?
must you have featherbeded?
must they have featherbeded? 	must I have been featherbeding?
must you have been featherbeding?
must he have been featherbeding?
must we have been featherbeding?
must you have been featherbeding?
must they have been featherbeding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not featherbed?
must you not featherbed?
must he not featherbed?
must we not featherbed?
must you not featherbed?
must they not featherbed? 	must I not be featherbeding?
must you not be featherbeding?
must he not be featherbeding?
must we not be featherbeding?
must you not be featherbeding?
must they not be featherbeding? 	must I not have featherbeded?
must you not have featherbeded?
must he not have featherbeded?
must we not have featherbeded?
must you not have featherbeded?
must they not have featherbeded? 	must I not have been featherbeding?
must you not have been featherbeding?
must he not have been featherbeding?
must we not have been featherbeding?
must you not have been featherbeding?
must they not have been featherbeding?