must uncork
Verbo regular: uncork - uncorked- uncorked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must uncork
you must uncork
he must uncork
we must uncork
you must uncork
they must uncork 	I must be uncorking
you must be uncorking
he must be uncorking
we must be uncorking
you must be uncorking
they must be uncorking	I must have uncorked
you must have uncorked
he must have uncorked
we must have uncorked
you must have uncorked
they must have uncorked	I must have been uncorking
you must have been uncorking
he must have been uncorking
we must have been uncorking
you must have been uncorking
they must have been uncorking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't uncork
you mustn't uncork
he mustn't uncork
we mustn't uncork
you mustn't uncork
they mustn't uncork 	I mustn't be uncorking
you mustn't be uncorking
he mustn't be uncorking
we mustn't be uncorking
you mustn't be uncorking
they mustn't be uncorking	I mustn't have uncorked
you mustn't have uncorked
he mustn't have uncorked
we mustn't have uncorked
you mustn't have uncorked
they mustn't have uncorked	I mustn't have been uncorking
you mustn't have been uncorking
he mustn't have been uncorking
we mustn't have been uncorking
you mustn't have been uncorking
they mustn't have been uncorking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I uncork?
must you uncork?
must he uncork?
must we uncork?
must you uncork?
must they uncork? 	must I be uncorking?
must you be uncorking?
must he be uncorking?
must we be uncorking?
must you be uncorking?
must they be uncorking? 	must I have uncorked?
must you have uncorked?
must he have uncorked?
must we have uncorked?
must you have uncorked?
must they have uncorked? 	must I have been uncorking?
must you have been uncorking?
must he have been uncorking?
must we have been uncorking?
must you have been uncorking?
must they have been uncorking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I uncork?
mustn't you uncork?
mustn't he uncork?
mustn't we uncork?
mustn't you uncork?
mustn't they uncork? 	mustn't I be uncorking?
mustn't you be uncorking?
mustn't he be uncorking?
mustn't we be uncorking?
mustn't you be uncorking?
mustn't they be uncorking? 	mustn't I have uncorked?
mustn't you have uncorked?
mustn't he have uncorked?
mustn't we have uncorked?
mustn't you have uncorked?
mustn't they have uncorked? 	mustn't I have been uncorking?
mustn't you have been uncorking?
mustn't he have been uncorking?
mustn't we have been uncorking?
mustn't you have been uncorking?
mustn't they have been uncorking?