must tarnish
Verbo regular: tarnish - tarnished- tarnished

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must tarnish
you must tarnish
he must tarnish
we must tarnish
you must tarnish
they must tarnish 	I must be tarnishing
you must be tarnishing
he must be tarnishing
we must be tarnishing
you must be tarnishing
they must be tarnishing	I must have tarnished
you must have tarnished
he must have tarnished
we must have tarnished
you must have tarnished
they must have tarnished	I must have been tarnishing
you must have been tarnishing
he must have been tarnishing
we must have been tarnishing
you must have been tarnishing
they must have been tarnishing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't tarnish
you mustn't tarnish
he mustn't tarnish
we mustn't tarnish
you mustn't tarnish
they mustn't tarnish 	I mustn't be tarnishing
you mustn't be tarnishing
he mustn't be tarnishing
we mustn't be tarnishing
you mustn't be tarnishing
they mustn't be tarnishing	I mustn't have tarnished
you mustn't have tarnished
he mustn't have tarnished
we mustn't have tarnished
you mustn't have tarnished
they mustn't have tarnished	I mustn't have been tarnishing
you mustn't have been tarnishing
he mustn't have been tarnishing
we mustn't have been tarnishing
you mustn't have been tarnishing
they mustn't have been tarnishing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I tarnish?
must you tarnish?
must he tarnish?
must we tarnish?
must you tarnish?
must they tarnish? 	must I be tarnishing?
must you be tarnishing?
must he be tarnishing?
must we be tarnishing?
must you be tarnishing?
must they be tarnishing? 	must I have tarnished?
must you have tarnished?
must he have tarnished?
must we have tarnished?
must you have tarnished?
must they have tarnished? 	must I have been tarnishing?
must you have been tarnishing?
must he have been tarnishing?
must we have been tarnishing?
must you have been tarnishing?
must they have been tarnishing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I tarnish?
mustn't you tarnish?
mustn't he tarnish?
mustn't we tarnish?
mustn't you tarnish?
mustn't they tarnish? 	mustn't I be tarnishing?
mustn't you be tarnishing?
mustn't he be tarnishing?
mustn't we be tarnishing?
mustn't you be tarnishing?
mustn't they be tarnishing? 	mustn't I have tarnished?
mustn't you have tarnished?
mustn't he have tarnished?
mustn't we have tarnished?
mustn't you have tarnished?
mustn't they have tarnished? 	mustn't I have been tarnishing?
mustn't you have been tarnishing?
mustn't he have been tarnishing?
mustn't we have been tarnishing?
mustn't you have been tarnishing?
mustn't they have been tarnishing?