must coat
Verbo regular: coat - coated- coated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must coat
you must coat
he must coat
we must coat
you must coat
they must coat 	I must be coating
you must be coating
he must be coating
we must be coating
you must be coating
they must be coating	I must have coated
you must have coated
he must have coated
we must have coated
you must have coated
they must have coated	I must have been coating
you must have been coating
he must have been coating
we must have been coating
you must have been coating
they must have been coating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't coat
you mustn't coat
he mustn't coat
we mustn't coat
you mustn't coat
they mustn't coat 	I mustn't be coating
you mustn't be coating
he mustn't be coating
we mustn't be coating
you mustn't be coating
they mustn't be coating	I mustn't have coated
you mustn't have coated
he mustn't have coated
we mustn't have coated
you mustn't have coated
they mustn't have coated	I mustn't have been coating
you mustn't have been coating
he mustn't have been coating
we mustn't have been coating
you mustn't have been coating
they mustn't have been coating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I coat?
must you coat?
must he coat?
must we coat?
must you coat?
must they coat? 	must I be coating?
must you be coating?
must he be coating?
must we be coating?
must you be coating?
must they be coating? 	must I have coated?
must you have coated?
must he have coated?
must we have coated?
must you have coated?
must they have coated? 	must I have been coating?
must you have been coating?
must he have been coating?
must we have been coating?
must you have been coating?
must they have been coating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I coat?
mustn't you coat?
mustn't he coat?
mustn't we coat?
mustn't you coat?
mustn't they coat? 	mustn't I be coating?
mustn't you be coating?
mustn't he be coating?
mustn't we be coating?
mustn't you be coating?
mustn't they be coating? 	mustn't I have coated?
mustn't you have coated?
mustn't he have coated?
mustn't we have coated?
mustn't you have coated?
mustn't they have coated? 	mustn't I have been coating?
mustn't you have been coating?
mustn't he have been coating?
mustn't we have been coating?
mustn't you have been coating?
mustn't they have been coating?