must vestibule
Verbo regular: vestibule - vestibuled- vestibuled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must vestibule
you must vestibule
he must vestibule
we must vestibule
you must vestibule
they must vestibule 	I must be vestibuling
you must be vestibuling
he must be vestibuling
we must be vestibuling
you must be vestibuling
they must be vestibuling	I must have vestibuled
you must have vestibuled
he must have vestibuled
we must have vestibuled
you must have vestibuled
they must have vestibuled	I must have been vestibuling
you must have been vestibuling
he must have been vestibuling
we must have been vestibuling
you must have been vestibuling
they must have been vestibuling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not vestibule
you must not vestibule
he must not vestibule
we must not vestibule
you must not vestibule
they must not vestibule 	I must not be vestibuling
you must not be vestibuling
he must not be vestibuling
we must not be vestibuling
you must not be vestibuling
they must not be vestibuling	I must not have vestibuled
you must not have vestibuled
he must not have vestibuled
we must not have vestibuled
you must not have vestibuled
they must not have vestibuled	I must not have been vestibuling
you must not have been vestibuling
he must not have been vestibuling
we must not have been vestibuling
you must not have been vestibuling
they must not have been vestibuling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I vestibule?
must you vestibule?
must he vestibule?
must we vestibule?
must you vestibule?
must they vestibule? 	must I be vestibuling?
must you be vestibuling?
must he be vestibuling?
must we be vestibuling?
must you be vestibuling?
must they be vestibuling? 	must I have vestibuled?
must you have vestibuled?
must he have vestibuled?
must we have vestibuled?
must you have vestibuled?
must they have vestibuled? 	must I have been vestibuling?
must you have been vestibuling?
must he have been vestibuling?
must we have been vestibuling?
must you have been vestibuling?
must they have been vestibuling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not vestibule?
must you not vestibule?
must he not vestibule?
must we not vestibule?
must you not vestibule?
must they not vestibule? 	must I not be vestibuling?
must you not be vestibuling?
must he not be vestibuling?
must we not be vestibuling?
must you not be vestibuling?
must they not be vestibuling? 	must I not have vestibuled?
must you not have vestibuled?
must he not have vestibuled?
must we not have vestibuled?
must you not have vestibuled?
must they not have vestibuled? 	must I not have been vestibuling?
must you not have been vestibuling?
must he not have been vestibuling?
must we not have been vestibuling?
must you not have been vestibuling?
must they not have been vestibuling?