must mow
Verbo irregular: mow - mowed- mown

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must mow
you must mow
she must mow
we must mow
you must mow
they must mow 	I must be mowing
you must be mowing
she must be mowing
we must be mowing
you must be mowing
they must be mowing	I must have mown
you must have mown
she must have mown
we must have mown
you must have mown
they must have mown	I must have been mowing
you must have been mowing
she must have been mowing
we must have been mowing
you must have been mowing
they must have been mowing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't mow
you mustn't mow
she mustn't mow
we mustn't mow
you mustn't mow
they mustn't mow 	I mustn't be mowing
you mustn't be mowing
she mustn't be mowing
we mustn't be mowing
you mustn't be mowing
they mustn't be mowing	I mustn't have mown
you mustn't have mown
she mustn't have mown
we mustn't have mown
you mustn't have mown
they mustn't have mown	I mustn't have been mowing
you mustn't have been mowing
she mustn't have been mowing
we mustn't have been mowing
you mustn't have been mowing
they mustn't have been mowing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I mow?
must you mow?
must she mow?
must we mow?
must you mow?
must they mow? 	must I be mowing?
must you be mowing?
must she be mowing?
must we be mowing?
must you be mowing?
must they be mowing? 	must I have mown?
must you have mown?
must she have mown?
must we have mown?
must you have mown?
must they have mown? 	must I have been mowing?
must you have been mowing?
must she have been mowing?
must we have been mowing?
must you have been mowing?
must they have been mowing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I mow?
mustn't you mow?
mustn't she mow?
mustn't we mow?
mustn't you mow?
mustn't they mow? 	mustn't I be mowing?
mustn't you be mowing?
mustn't she be mowing?
mustn't we be mowing?
mustn't you be mowing?
mustn't they be mowing? 	mustn't I have mown?
mustn't you have mown?
mustn't she have mown?
mustn't we have mown?
mustn't you have mown?
mustn't they have mown? 	mustn't I have been mowing?
mustn't you have been mowing?
mustn't she have been mowing?
mustn't we have been mowing?
mustn't you have been mowing?
mustn't they have been mowing?