must superheat
Verbo regular: superheat - superheated- superheated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must superheat
you must superheat
she must superheat
we must superheat
you must superheat
they must superheat 	I must be superheating
you must be superheating
she must be superheating
we must be superheating
you must be superheating
they must be superheating	I must have superheated
you must have superheated
she must have superheated
we must have superheated
you must have superheated
they must have superheated	I must have been superheating
you must have been superheating
she must have been superheating
we must have been superheating
you must have been superheating
they must have been superheating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not superheat
you must not superheat
she must not superheat
we must not superheat
you must not superheat
they must not superheat 	I must not be superheating
you must not be superheating
she must not be superheating
we must not be superheating
you must not be superheating
they must not be superheating	I must not have superheated
you must not have superheated
she must not have superheated
we must not have superheated
you must not have superheated
they must not have superheated	I must not have been superheating
you must not have been superheating
she must not have been superheating
we must not have been superheating
you must not have been superheating
they must not have been superheating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I superheat?
must you superheat?
must she superheat?
must we superheat?
must you superheat?
must they superheat? 	must I be superheating?
must you be superheating?
must she be superheating?
must we be superheating?
must you be superheating?
must they be superheating? 	must I have superheated?
must you have superheated?
must she have superheated?
must we have superheated?
must you have superheated?
must they have superheated? 	must I have been superheating?
must you have been superheating?
must she have been superheating?
must we have been superheating?
must you have been superheating?
must they have been superheating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not superheat?
must you not superheat?
must she not superheat?
must we not superheat?
must you not superheat?
must they not superheat? 	must I not be superheating?
must you not be superheating?
must she not be superheating?
must we not be superheating?
must you not be superheating?
must they not be superheating? 	must I not have superheated?
must you not have superheated?
must she not have superheated?
must we not have superheated?
must you not have superheated?
must they not have superheated? 	must I not have been superheating?
must you not have been superheating?
must she not have been superheating?
must we not have been superheating?
must you not have been superheating?
must they not have been superheating?