must burgeon
Verbo regular: burgeon - burgeoned- burgeoned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must burgeon
you must burgeon
she must burgeon
we must burgeon
you must burgeon
they must burgeon 	I must be burgeoning
you must be burgeoning
she must be burgeoning
we must be burgeoning
you must be burgeoning
they must be burgeoning	I must have burgeoned
you must have burgeoned
she must have burgeoned
we must have burgeoned
you must have burgeoned
they must have burgeoned	I must have been burgeoning
you must have been burgeoning
she must have been burgeoning
we must have been burgeoning
you must have been burgeoning
they must have been burgeoning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not burgeon
you must not burgeon
she must not burgeon
we must not burgeon
you must not burgeon
they must not burgeon 	I must not be burgeoning
you must not be burgeoning
she must not be burgeoning
we must not be burgeoning
you must not be burgeoning
they must not be burgeoning	I must not have burgeoned
you must not have burgeoned
she must not have burgeoned
we must not have burgeoned
you must not have burgeoned
they must not have burgeoned	I must not have been burgeoning
you must not have been burgeoning
she must not have been burgeoning
we must not have been burgeoning
you must not have been burgeoning
they must not have been burgeoning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I burgeon?
must you burgeon?
must she burgeon?
must we burgeon?
must you burgeon?
must they burgeon? 	must I be burgeoning?
must you be burgeoning?
must she be burgeoning?
must we be burgeoning?
must you be burgeoning?
must they be burgeoning? 	must I have burgeoned?
must you have burgeoned?
must she have burgeoned?
must we have burgeoned?
must you have burgeoned?
must they have burgeoned? 	must I have been burgeoning?
must you have been burgeoning?
must she have been burgeoning?
must we have been burgeoning?
must you have been burgeoning?
must they have been burgeoning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not burgeon?
must you not burgeon?
must she not burgeon?
must we not burgeon?
must you not burgeon?
must they not burgeon? 	must I not be burgeoning?
must you not be burgeoning?
must she not be burgeoning?
must we not be burgeoning?
must you not be burgeoning?
must they not be burgeoning? 	must I not have burgeoned?
must you not have burgeoned?
must she not have burgeoned?
must we not have burgeoned?
must you not have burgeoned?
must they not have burgeoned? 	must I not have been burgeoning?
must you not have been burgeoning?
must she not have been burgeoning?
must we not have been burgeoning?
must you not have been burgeoning?
must they not have been burgeoning?