must fluster
Verbo regular: fluster - flustered- flustered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must fluster
you must fluster
she must fluster
we must fluster
you must fluster
they must fluster 	I must be flustering
you must be flustering
she must be flustering
we must be flustering
you must be flustering
they must be flustering	I must have flustered
you must have flustered
she must have flustered
we must have flustered
you must have flustered
they must have flustered	I must have been flustering
you must have been flustering
she must have been flustering
we must have been flustering
you must have been flustering
they must have been flustering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not fluster
you must not fluster
she must not fluster
we must not fluster
you must not fluster
they must not fluster 	I must not be flustering
you must not be flustering
she must not be flustering
we must not be flustering
you must not be flustering
they must not be flustering	I must not have flustered
you must not have flustered
she must not have flustered
we must not have flustered
you must not have flustered
they must not have flustered	I must not have been flustering
you must not have been flustering
she must not have been flustering
we must not have been flustering
you must not have been flustering
they must not have been flustering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I fluster?
must you fluster?
must she fluster?
must we fluster?
must you fluster?
must they fluster? 	must I be flustering?
must you be flustering?
must she be flustering?
must we be flustering?
must you be flustering?
must they be flustering? 	must I have flustered?
must you have flustered?
must she have flustered?
must we have flustered?
must you have flustered?
must they have flustered? 	must I have been flustering?
must you have been flustering?
must she have been flustering?
must we have been flustering?
must you have been flustering?
must they have been flustering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not fluster?
must you not fluster?
must she not fluster?
must we not fluster?
must you not fluster?
must they not fluster? 	must I not be flustering?
must you not be flustering?
must she not be flustering?
must we not be flustering?
must you not be flustering?
must they not be flustering? 	must I not have flustered?
must you not have flustered?
must she not have flustered?
must we not have flustered?
must you not have flustered?
must they not have flustered? 	must I not have been flustering?
must you not have been flustering?
must she not have been flustering?
must we not have been flustering?
must you not have been flustering?
must they not have been flustering?