must prepay
Verbo irregular: prepay - prepaid- prepaid

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must prepay
you must prepay
he must prepay
we must prepay
you must prepay
they must prepay 	I must be prepaying
you must be prepaying
he must be prepaying
we must be prepaying
you must be prepaying
they must be prepaying	I must have prepaid
you must have prepaid
he must have prepaid
we must have prepaid
you must have prepaid
they must have prepaid	I must have been prepaying
you must have been prepaying
he must have been prepaying
we must have been prepaying
you must have been prepaying
they must have been prepaying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't prepay
you mustn't prepay
he mustn't prepay
we mustn't prepay
you mustn't prepay
they mustn't prepay 	I mustn't be prepaying
you mustn't be prepaying
he mustn't be prepaying
we mustn't be prepaying
you mustn't be prepaying
they mustn't be prepaying	I mustn't have prepaid
you mustn't have prepaid
he mustn't have prepaid
we mustn't have prepaid
you mustn't have prepaid
they mustn't have prepaid	I mustn't have been prepaying
you mustn't have been prepaying
he mustn't have been prepaying
we mustn't have been prepaying
you mustn't have been prepaying
they mustn't have been prepaying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I prepay?
must you prepay?
must he prepay?
must we prepay?
must you prepay?
must they prepay? 	must I be prepaying?
must you be prepaying?
must he be prepaying?
must we be prepaying?
must you be prepaying?
must they be prepaying? 	must I have prepaid?
must you have prepaid?
must he have prepaid?
must we have prepaid?
must you have prepaid?
must they have prepaid? 	must I have been prepaying?
must you have been prepaying?
must he have been prepaying?
must we have been prepaying?
must you have been prepaying?
must they have been prepaying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I prepay?
mustn't you prepay?
mustn't he prepay?
mustn't we prepay?
mustn't you prepay?
mustn't they prepay? 	mustn't I be prepaying?
mustn't you be prepaying?
mustn't he be prepaying?
mustn't we be prepaying?
mustn't you be prepaying?
mustn't they be prepaying? 	mustn't I have prepaid?
mustn't you have prepaid?
mustn't he have prepaid?
mustn't we have prepaid?
mustn't you have prepaid?
mustn't they have prepaid? 	mustn't I have been prepaying?
mustn't you have been prepaying?
mustn't he have been prepaying?
mustn't we have been prepaying?
mustn't you have been prepaying?
mustn't they have been prepaying?