must caption
Verbo regular: caption - captioned- captioned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must caption
you must caption
he must caption
we must caption
you must caption
they must caption 	I must be captioning
you must be captioning
he must be captioning
we must be captioning
you must be captioning
they must be captioning	I must have captioned
you must have captioned
he must have captioned
we must have captioned
you must have captioned
they must have captioned	I must have been captioning
you must have been captioning
he must have been captioning
we must have been captioning
you must have been captioning
they must have been captioning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not caption
you must not caption
he must not caption
we must not caption
you must not caption
they must not caption 	I must not be captioning
you must not be captioning
he must not be captioning
we must not be captioning
you must not be captioning
they must not be captioning	I must not have captioned
you must not have captioned
he must not have captioned
we must not have captioned
you must not have captioned
they must not have captioned	I must not have been captioning
you must not have been captioning
he must not have been captioning
we must not have been captioning
you must not have been captioning
they must not have been captioning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I caption?
must you caption?
must he caption?
must we caption?
must you caption?
must they caption? 	must I be captioning?
must you be captioning?
must he be captioning?
must we be captioning?
must you be captioning?
must they be captioning? 	must I have captioned?
must you have captioned?
must he have captioned?
must we have captioned?
must you have captioned?
must they have captioned? 	must I have been captioning?
must you have been captioning?
must he have been captioning?
must we have been captioning?
must you have been captioning?
must they have been captioning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not caption?
must you not caption?
must he not caption?
must we not caption?
must you not caption?
must they not caption? 	must I not be captioning?
must you not be captioning?
must he not be captioning?
must we not be captioning?
must you not be captioning?
must they not be captioning? 	must I not have captioned?
must you not have captioned?
must he not have captioned?
must we not have captioned?
must you not have captioned?
must they not have captioned? 	must I not have been captioning?
must you not have been captioning?
must he not have been captioning?
must we not have been captioning?
must you not have been captioning?
must they not have been captioning?