must spam
Verbo regular: spam - spamed- spamed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must spam
you must spam
he must spam
we must spam
you must spam
they must spam 	I must be spaming
you must be spaming
he must be spaming
we must be spaming
you must be spaming
they must be spaming	I must have spamed
you must have spamed
he must have spamed
we must have spamed
you must have spamed
they must have spamed	I must have been spaming
you must have been spaming
he must have been spaming
we must have been spaming
you must have been spaming
they must have been spaming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't spam
you mustn't spam
he mustn't spam
we mustn't spam
you mustn't spam
they mustn't spam 	I mustn't be spaming
you mustn't be spaming
he mustn't be spaming
we mustn't be spaming
you mustn't be spaming
they mustn't be spaming	I mustn't have spamed
you mustn't have spamed
he mustn't have spamed
we mustn't have spamed
you mustn't have spamed
they mustn't have spamed	I mustn't have been spaming
you mustn't have been spaming
he mustn't have been spaming
we mustn't have been spaming
you mustn't have been spaming
they mustn't have been spaming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I spam?
must you spam?
must he spam?
must we spam?
must you spam?
must they spam? 	must I be spaming?
must you be spaming?
must he be spaming?
must we be spaming?
must you be spaming?
must they be spaming? 	must I have spamed?
must you have spamed?
must he have spamed?
must we have spamed?
must you have spamed?
must they have spamed? 	must I have been spaming?
must you have been spaming?
must he have been spaming?
must we have been spaming?
must you have been spaming?
must they have been spaming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I spam?
mustn't you spam?
mustn't he spam?
mustn't we spam?
mustn't you spam?
mustn't they spam? 	mustn't I be spaming?
mustn't you be spaming?
mustn't he be spaming?
mustn't we be spaming?
mustn't you be spaming?
mustn't they be spaming? 	mustn't I have spamed?
mustn't you have spamed?
mustn't he have spamed?
mustn't we have spamed?
mustn't you have spamed?
mustn't they have spamed? 	mustn't I have been spaming?
mustn't you have been spaming?
mustn't he have been spaming?
mustn't we have been spaming?
mustn't you have been spaming?
mustn't they have been spaming?