must fulgurate
Verbo regular: fulgurate - fulgurated- fulgurated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must fulgurate
you must fulgurate
he must fulgurate
we must fulgurate
you must fulgurate
they must fulgurate 	I must be fulgurating
you must be fulgurating
he must be fulgurating
we must be fulgurating
you must be fulgurating
they must be fulgurating	I must have fulgurated
you must have fulgurated
he must have fulgurated
we must have fulgurated
you must have fulgurated
they must have fulgurated	I must have been fulgurating
you must have been fulgurating
he must have been fulgurating
we must have been fulgurating
you must have been fulgurating
they must have been fulgurating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not fulgurate
you must not fulgurate
he must not fulgurate
we must not fulgurate
you must not fulgurate
they must not fulgurate 	I must not be fulgurating
you must not be fulgurating
he must not be fulgurating
we must not be fulgurating
you must not be fulgurating
they must not be fulgurating	I must not have fulgurated
you must not have fulgurated
he must not have fulgurated
we must not have fulgurated
you must not have fulgurated
they must not have fulgurated	I must not have been fulgurating
you must not have been fulgurating
he must not have been fulgurating
we must not have been fulgurating
you must not have been fulgurating
they must not have been fulgurating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I fulgurate?
must you fulgurate?
must he fulgurate?
must we fulgurate?
must you fulgurate?
must they fulgurate? 	must I be fulgurating?
must you be fulgurating?
must he be fulgurating?
must we be fulgurating?
must you be fulgurating?
must they be fulgurating? 	must I have fulgurated?
must you have fulgurated?
must he have fulgurated?
must we have fulgurated?
must you have fulgurated?
must they have fulgurated? 	must I have been fulgurating?
must you have been fulgurating?
must he have been fulgurating?
must we have been fulgurating?
must you have been fulgurating?
must they have been fulgurating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not fulgurate?
must you not fulgurate?
must he not fulgurate?
must we not fulgurate?
must you not fulgurate?
must they not fulgurate? 	must I not be fulgurating?
must you not be fulgurating?
must he not be fulgurating?
must we not be fulgurating?
must you not be fulgurating?
must they not be fulgurating? 	must I not have fulgurated?
must you not have fulgurated?
must he not have fulgurated?
must we not have fulgurated?
must you not have fulgurated?
must they not have fulgurated? 	must I not have been fulgurating?
must you not have been fulgurating?
must he not have been fulgurating?
must we not have been fulgurating?
must you not have been fulgurating?
must they not have been fulgurating?