must overture
Verbo regular: overture - overtured- overtured

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must overture
you must overture
he must overture
we must overture
you must overture
they must overture 	I must be overturing
you must be overturing
he must be overturing
we must be overturing
you must be overturing
they must be overturing	I must have overtured
you must have overtured
he must have overtured
we must have overtured
you must have overtured
they must have overtured	I must have been overturing
you must have been overturing
he must have been overturing
we must have been overturing
you must have been overturing
they must have been overturing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't overture
you mustn't overture
he mustn't overture
we mustn't overture
you mustn't overture
they mustn't overture 	I mustn't be overturing
you mustn't be overturing
he mustn't be overturing
we mustn't be overturing
you mustn't be overturing
they mustn't be overturing	I mustn't have overtured
you mustn't have overtured
he mustn't have overtured
we mustn't have overtured
you mustn't have overtured
they mustn't have overtured	I mustn't have been overturing
you mustn't have been overturing
he mustn't have been overturing
we mustn't have been overturing
you mustn't have been overturing
they mustn't have been overturing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I overture?
must you overture?
must he overture?
must we overture?
must you overture?
must they overture? 	must I be overturing?
must you be overturing?
must he be overturing?
must we be overturing?
must you be overturing?
must they be overturing? 	must I have overtured?
must you have overtured?
must he have overtured?
must we have overtured?
must you have overtured?
must they have overtured? 	must I have been overturing?
must you have been overturing?
must he have been overturing?
must we have been overturing?
must you have been overturing?
must they have been overturing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I overture?
mustn't you overture?
mustn't he overture?
mustn't we overture?
mustn't you overture?
mustn't they overture? 	mustn't I be overturing?
mustn't you be overturing?
mustn't he be overturing?
mustn't we be overturing?
mustn't you be overturing?
mustn't they be overturing? 	mustn't I have overtured?
mustn't you have overtured?
mustn't he have overtured?
mustn't we have overtured?
mustn't you have overtured?
mustn't they have overtured? 	mustn't I have been overturing?
mustn't you have been overturing?
mustn't he have been overturing?
mustn't we have been overturing?
mustn't you have been overturing?
mustn't they have been overturing?