must preabsorb
Verbo regular: preabsorb - preabsorbed- preabsorbed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must preabsorb
you must preabsorb
he must preabsorb
we must preabsorb
you must preabsorb
they must preabsorb 	I must be preabsorbing
you must be preabsorbing
he must be preabsorbing
we must be preabsorbing
you must be preabsorbing
they must be preabsorbing	I must have preabsorbed
you must have preabsorbed
he must have preabsorbed
we must have preabsorbed
you must have preabsorbed
they must have preabsorbed	I must have been preabsorbing
you must have been preabsorbing
he must have been preabsorbing
we must have been preabsorbing
you must have been preabsorbing
they must have been preabsorbing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't preabsorb
you mustn't preabsorb
he mustn't preabsorb
we mustn't preabsorb
you mustn't preabsorb
they mustn't preabsorb 	I mustn't be preabsorbing
you mustn't be preabsorbing
he mustn't be preabsorbing
we mustn't be preabsorbing
you mustn't be preabsorbing
they mustn't be preabsorbing	I mustn't have preabsorbed
you mustn't have preabsorbed
he mustn't have preabsorbed
we mustn't have preabsorbed
you mustn't have preabsorbed
they mustn't have preabsorbed	I mustn't have been preabsorbing
you mustn't have been preabsorbing
he mustn't have been preabsorbing
we mustn't have been preabsorbing
you mustn't have been preabsorbing
they mustn't have been preabsorbing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I preabsorb?
must you preabsorb?
must he preabsorb?
must we preabsorb?
must you preabsorb?
must they preabsorb? 	must I be preabsorbing?
must you be preabsorbing?
must he be preabsorbing?
must we be preabsorbing?
must you be preabsorbing?
must they be preabsorbing? 	must I have preabsorbed?
must you have preabsorbed?
must he have preabsorbed?
must we have preabsorbed?
must you have preabsorbed?
must they have preabsorbed? 	must I have been preabsorbing?
must you have been preabsorbing?
must he have been preabsorbing?
must we have been preabsorbing?
must you have been preabsorbing?
must they have been preabsorbing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I preabsorb?
mustn't you preabsorb?
mustn't he preabsorb?
mustn't we preabsorb?
mustn't you preabsorb?
mustn't they preabsorb? 	mustn't I be preabsorbing?
mustn't you be preabsorbing?
mustn't he be preabsorbing?
mustn't we be preabsorbing?
mustn't you be preabsorbing?
mustn't they be preabsorbing? 	mustn't I have preabsorbed?
mustn't you have preabsorbed?
mustn't he have preabsorbed?
mustn't we have preabsorbed?
mustn't you have preabsorbed?
mustn't they have preabsorbed? 	mustn't I have been preabsorbing?
mustn't you have been preabsorbing?
mustn't he have been preabsorbing?
mustn't we have been preabsorbing?
mustn't you have been preabsorbing?
mustn't they have been preabsorbing?