must pay
Verbo irregolare: pay - paid- paid

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must pay
you must pay
he must pay
we must pay
you must pay
they must pay 	I must be paying
you must be paying
he must be paying
we must be paying
you must be paying
they must be paying	I must have paid
you must have paid
he must have paid
we must have paid
you must have paid
they must have paid	I must have been paying
you must have been paying
he must have been paying
we must have been paying
you must have been paying
they must have been paying	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't pay
you mustn't pay
he mustn't pay
we mustn't pay
you mustn't pay
they mustn't pay 	I mustn't be paying
you mustn't be paying
he mustn't be paying
we mustn't be paying
you mustn't be paying
they mustn't be paying	I mustn't have paid
you mustn't have paid
he mustn't have paid
we mustn't have paid
you mustn't have paid
they mustn't have paid	I mustn't have been paying
you mustn't have been paying
he mustn't have been paying
we mustn't have been paying
you mustn't have been paying
they mustn't have been paying	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I pay?
must you pay?
must he pay?
must we pay?
must you pay?
must they pay? 	must I be paying?
must you be paying?
must he be paying?
must we be paying?
must you be paying?
must they be paying? 	must I have paid?
must you have paid?
must he have paid?
must we have paid?
must you have paid?
must they have paid? 	must I have been paying?
must you have been paying?
must he have been paying?
must we have been paying?
must you have been paying?
must they have been paying? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I pay?
mustn't you pay?
mustn't he pay?
mustn't we pay?
mustn't you pay?
mustn't they pay? 	mustn't I be paying?
mustn't you be paying?
mustn't he be paying?
mustn't we be paying?
mustn't you be paying?
mustn't they be paying? 	mustn't I have paid?
mustn't you have paid?
mustn't he have paid?
mustn't we have paid?
mustn't you have paid?
mustn't they have paid? 	mustn't I have been paying?
mustn't you have been paying?
mustn't he have been paying?
mustn't we have been paying?
mustn't you have been paying?
mustn't they have been paying?