must linger
Verbo regular: linger - lingered- lingered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must linger
you must linger
he must linger
we must linger
you must linger
they must linger 	I must be lingering
you must be lingering
he must be lingering
we must be lingering
you must be lingering
they must be lingering	I must have lingered
you must have lingered
he must have lingered
we must have lingered
you must have lingered
they must have lingered	I must have been lingering
you must have been lingering
he must have been lingering
we must have been lingering
you must have been lingering
they must have been lingering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not linger
you must not linger
he must not linger
we must not linger
you must not linger
they must not linger 	I must not be lingering
you must not be lingering
he must not be lingering
we must not be lingering
you must not be lingering
they must not be lingering	I must not have lingered
you must not have lingered
he must not have lingered
we must not have lingered
you must not have lingered
they must not have lingered	I must not have been lingering
you must not have been lingering
he must not have been lingering
we must not have been lingering
you must not have been lingering
they must not have been lingering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I linger?
must you linger?
must he linger?
must we linger?
must you linger?
must they linger? 	must I be lingering?
must you be lingering?
must he be lingering?
must we be lingering?
must you be lingering?
must they be lingering? 	must I have lingered?
must you have lingered?
must he have lingered?
must we have lingered?
must you have lingered?
must they have lingered? 	must I have been lingering?
must you have been lingering?
must he have been lingering?
must we have been lingering?
must you have been lingering?
must they have been lingering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not linger?
must you not linger?
must he not linger?
must we not linger?
must you not linger?
must they not linger? 	must I not be lingering?
must you not be lingering?
must he not be lingering?
must we not be lingering?
must you not be lingering?
must they not be lingering? 	must I not have lingered?
must you not have lingered?
must he not have lingered?
must we not have lingered?
must you not have lingered?
must they not have lingered? 	must I not have been lingering?
must you not have been lingering?
must he not have been lingering?
must we not have been lingering?
must you not have been lingering?
must they not have been lingering?