must bechance
Verbo regular: bechance - bechanced- bechanced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must bechance
you must bechance
he must bechance
we must bechance
you must bechance
they must bechance 	I must be bechancing
you must be bechancing
he must be bechancing
we must be bechancing
you must be bechancing
they must be bechancing	I must have bechanced
you must have bechanced
he must have bechanced
we must have bechanced
you must have bechanced
they must have bechanced	I must have been bechancing
you must have been bechancing
he must have been bechancing
we must have been bechancing
you must have been bechancing
they must have been bechancing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't bechance
you mustn't bechance
he mustn't bechance
we mustn't bechance
you mustn't bechance
they mustn't bechance 	I mustn't be bechancing
you mustn't be bechancing
he mustn't be bechancing
we mustn't be bechancing
you mustn't be bechancing
they mustn't be bechancing	I mustn't have bechanced
you mustn't have bechanced
he mustn't have bechanced
we mustn't have bechanced
you mustn't have bechanced
they mustn't have bechanced	I mustn't have been bechancing
you mustn't have been bechancing
he mustn't have been bechancing
we mustn't have been bechancing
you mustn't have been bechancing
they mustn't have been bechancing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I bechance?
must you bechance?
must he bechance?
must we bechance?
must you bechance?
must they bechance? 	must I be bechancing?
must you be bechancing?
must he be bechancing?
must we be bechancing?
must you be bechancing?
must they be bechancing? 	must I have bechanced?
must you have bechanced?
must he have bechanced?
must we have bechanced?
must you have bechanced?
must they have bechanced? 	must I have been bechancing?
must you have been bechancing?
must he have been bechancing?
must we have been bechancing?
must you have been bechancing?
must they have been bechancing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I bechance?
mustn't you bechance?
mustn't he bechance?
mustn't we bechance?
mustn't you bechance?
mustn't they bechance? 	mustn't I be bechancing?
mustn't you be bechancing?
mustn't he be bechancing?
mustn't we be bechancing?
mustn't you be bechancing?
mustn't they be bechancing? 	mustn't I have bechanced?
mustn't you have bechanced?
mustn't he have bechanced?
mustn't we have bechanced?
mustn't you have bechanced?
mustn't they have bechanced? 	mustn't I have been bechancing?
mustn't you have been bechancing?
mustn't he have been bechancing?
mustn't we have been bechancing?
mustn't you have been bechancing?
mustn't they have been bechancing?