must gulp
Verbo regolare: gulp - gulped- gulped

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must gulp
you must gulp
he must gulp
we must gulp
you must gulp
they must gulp 	I must be gulping
you must be gulping
he must be gulping
we must be gulping
you must be gulping
they must be gulping	I must have gulped
you must have gulped
he must have gulped
we must have gulped
you must have gulped
they must have gulped	I must have been gulping
you must have been gulping
he must have been gulping
we must have been gulping
you must have been gulping
they must have been gulping	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't gulp
you mustn't gulp
he mustn't gulp
we mustn't gulp
you mustn't gulp
they mustn't gulp 	I mustn't be gulping
you mustn't be gulping
he mustn't be gulping
we mustn't be gulping
you mustn't be gulping
they mustn't be gulping	I mustn't have gulped
you mustn't have gulped
he mustn't have gulped
we mustn't have gulped
you mustn't have gulped
they mustn't have gulped	I mustn't have been gulping
you mustn't have been gulping
he mustn't have been gulping
we mustn't have been gulping
you mustn't have been gulping
they mustn't have been gulping	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I gulp?
must you gulp?
must he gulp?
must we gulp?
must you gulp?
must they gulp? 	must I be gulping?
must you be gulping?
must he be gulping?
must we be gulping?
must you be gulping?
must they be gulping? 	must I have gulped?
must you have gulped?
must he have gulped?
must we have gulped?
must you have gulped?
must they have gulped? 	must I have been gulping?
must you have been gulping?
must he have been gulping?
must we have been gulping?
must you have been gulping?
must they have been gulping? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I gulp?
mustn't you gulp?
mustn't he gulp?
mustn't we gulp?
mustn't you gulp?
mustn't they gulp? 	mustn't I be gulping?
mustn't you be gulping?
mustn't he be gulping?
mustn't we be gulping?
mustn't you be gulping?
mustn't they be gulping? 	mustn't I have gulped?
mustn't you have gulped?
mustn't he have gulped?
mustn't we have gulped?
mustn't you have gulped?
mustn't they have gulped? 	mustn't I have been gulping?
mustn't you have been gulping?
mustn't he have been gulping?
mustn't we have been gulping?
mustn't you have been gulping?
mustn't they have been gulping?