must accept
Verbo regular: accept - accepted- accepted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must accept
you must accept
he must accept
we must accept
you must accept
they must accept 	I must be accepting
you must be accepting
he must be accepting
we must be accepting
you must be accepting
they must be accepting	I must have accepted
you must have accepted
he must have accepted
we must have accepted
you must have accepted
they must have accepted	I must have been accepting
you must have been accepting
he must have been accepting
we must have been accepting
you must have been accepting
they must have been accepting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't accept
you mustn't accept
he mustn't accept
we mustn't accept
you mustn't accept
they mustn't accept 	I mustn't be accepting
you mustn't be accepting
he mustn't be accepting
we mustn't be accepting
you mustn't be accepting
they mustn't be accepting	I mustn't have accepted
you mustn't have accepted
he mustn't have accepted
we mustn't have accepted
you mustn't have accepted
they mustn't have accepted	I mustn't have been accepting
you mustn't have been accepting
he mustn't have been accepting
we mustn't have been accepting
you mustn't have been accepting
they mustn't have been accepting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I accept?
must you accept?
must he accept?
must we accept?
must you accept?
must they accept? 	must I be accepting?
must you be accepting?
must he be accepting?
must we be accepting?
must you be accepting?
must they be accepting? 	must I have accepted?
must you have accepted?
must he have accepted?
must we have accepted?
must you have accepted?
must they have accepted? 	must I have been accepting?
must you have been accepting?
must he have been accepting?
must we have been accepting?
must you have been accepting?
must they have been accepting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I accept?
mustn't you accept?
mustn't he accept?
mustn't we accept?
mustn't you accept?
mustn't they accept? 	mustn't I be accepting?
mustn't you be accepting?
mustn't he be accepting?
mustn't we be accepting?
mustn't you be accepting?
mustn't they be accepting? 	mustn't I have accepted?
mustn't you have accepted?
mustn't he have accepted?
mustn't we have accepted?
mustn't you have accepted?
mustn't they have accepted? 	mustn't I have been accepting?
mustn't you have been accepting?
mustn't he have been accepting?
mustn't we have been accepting?
mustn't you have been accepting?
mustn't they have been accepting?