must deplane
Verbo regular: deplane - deplaned- deplaned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must deplane
you must deplane
he must deplane
we must deplane
you must deplane
they must deplane 	I must be deplaning
you must be deplaning
he must be deplaning
we must be deplaning
you must be deplaning
they must be deplaning	I must have deplaned
you must have deplaned
he must have deplaned
we must have deplaned
you must have deplaned
they must have deplaned	I must have been deplaning
you must have been deplaning
he must have been deplaning
we must have been deplaning
you must have been deplaning
they must have been deplaning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not deplane
you must not deplane
he must not deplane
we must not deplane
you must not deplane
they must not deplane 	I must not be deplaning
you must not be deplaning
he must not be deplaning
we must not be deplaning
you must not be deplaning
they must not be deplaning	I must not have deplaned
you must not have deplaned
he must not have deplaned
we must not have deplaned
you must not have deplaned
they must not have deplaned	I must not have been deplaning
you must not have been deplaning
he must not have been deplaning
we must not have been deplaning
you must not have been deplaning
they must not have been deplaning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I deplane?
must you deplane?
must he deplane?
must we deplane?
must you deplane?
must they deplane? 	must I be deplaning?
must you be deplaning?
must he be deplaning?
must we be deplaning?
must you be deplaning?
must they be deplaning? 	must I have deplaned?
must you have deplaned?
must he have deplaned?
must we have deplaned?
must you have deplaned?
must they have deplaned? 	must I have been deplaning?
must you have been deplaning?
must he have been deplaning?
must we have been deplaning?
must you have been deplaning?
must they have been deplaning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not deplane?
must you not deplane?
must he not deplane?
must we not deplane?
must you not deplane?
must they not deplane? 	must I not be deplaning?
must you not be deplaning?
must he not be deplaning?
must we not be deplaning?
must you not be deplaning?
must they not be deplaning? 	must I not have deplaned?
must you not have deplaned?
must he not have deplaned?
must we not have deplaned?
must you not have deplaned?
must they not have deplaned? 	must I not have been deplaning?
must you not have been deplaning?
must he not have been deplaning?
must we not have been deplaning?
must you not have been deplaning?
must they not have been deplaning?