must faint
Verbo regular: faint - fainted- fainted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must faint
you must faint
he must faint
we must faint
you must faint
they must faint 	I must be fainting
you must be fainting
he must be fainting
we must be fainting
you must be fainting
they must be fainting	I must have fainted
you must have fainted
he must have fainted
we must have fainted
you must have fainted
they must have fainted	I must have been fainting
you must have been fainting
he must have been fainting
we must have been fainting
you must have been fainting
they must have been fainting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not faint
you must not faint
he must not faint
we must not faint
you must not faint
they must not faint 	I must not be fainting
you must not be fainting
he must not be fainting
we must not be fainting
you must not be fainting
they must not be fainting	I must not have fainted
you must not have fainted
he must not have fainted
we must not have fainted
you must not have fainted
they must not have fainted	I must not have been fainting
you must not have been fainting
he must not have been fainting
we must not have been fainting
you must not have been fainting
they must not have been fainting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I faint?
must you faint?
must he faint?
must we faint?
must you faint?
must they faint? 	must I be fainting?
must you be fainting?
must he be fainting?
must we be fainting?
must you be fainting?
must they be fainting? 	must I have fainted?
must you have fainted?
must he have fainted?
must we have fainted?
must you have fainted?
must they have fainted? 	must I have been fainting?
must you have been fainting?
must he have been fainting?
must we have been fainting?
must you have been fainting?
must they have been fainting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not faint?
must you not faint?
must he not faint?
must we not faint?
must you not faint?
must they not faint? 	must I not be fainting?
must you not be fainting?
must he not be fainting?
must we not be fainting?
must you not be fainting?
must they not be fainting? 	must I not have fainted?
must you not have fainted?
must he not have fainted?
must we not have fainted?
must you not have fainted?
must they not have fainted? 	must I not have been fainting?
must you not have been fainting?
must he not have been fainting?
must we not have been fainting?
must you not have been fainting?
must they not have been fainting?