must fume
Verbo regular: fume - fumed- fumed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must fume
you must fume
he must fume
we must fume
you must fume
they must fume 	I must be fuming
you must be fuming
he must be fuming
we must be fuming
you must be fuming
they must be fuming	I must have fumed
you must have fumed
he must have fumed
we must have fumed
you must have fumed
they must have fumed	I must have been fuming
you must have been fuming
he must have been fuming
we must have been fuming
you must have been fuming
they must have been fuming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not fume
you must not fume
he must not fume
we must not fume
you must not fume
they must not fume 	I must not be fuming
you must not be fuming
he must not be fuming
we must not be fuming
you must not be fuming
they must not be fuming	I must not have fumed
you must not have fumed
he must not have fumed
we must not have fumed
you must not have fumed
they must not have fumed	I must not have been fuming
you must not have been fuming
he must not have been fuming
we must not have been fuming
you must not have been fuming
they must not have been fuming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I fume?
must you fume?
must he fume?
must we fume?
must you fume?
must they fume? 	must I be fuming?
must you be fuming?
must he be fuming?
must we be fuming?
must you be fuming?
must they be fuming? 	must I have fumed?
must you have fumed?
must he have fumed?
must we have fumed?
must you have fumed?
must they have fumed? 	must I have been fuming?
must you have been fuming?
must he have been fuming?
must we have been fuming?
must you have been fuming?
must they have been fuming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not fume?
must you not fume?
must he not fume?
must we not fume?
must you not fume?
must they not fume? 	must I not be fuming?
must you not be fuming?
must he not be fuming?
must we not be fuming?
must you not be fuming?
must they not be fuming? 	must I not have fumed?
must you not have fumed?
must he not have fumed?
must we not have fumed?
must you not have fumed?
must they not have fumed? 	must I not have been fuming?
must you not have been fuming?
must he not have been fuming?
must we not have been fuming?
must you not have been fuming?
must they not have been fuming?