must flight
Regular verb: flight - flighted- flighted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must flight
you must flight
he must flight
we must flight
you must flight
they must flight 	I must be flighting
you must be flighting
he must be flighting
we must be flighting
you must be flighting
they must be flighting	I must have flighted
you must have flighted
he must have flighted
we must have flighted
you must have flighted
they must have flighted	I must have been flighting
you must have been flighting
he must have been flighting
we must have been flighting
you must have been flighting
they must have been flighting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not flight
you must not flight
he must not flight
we must not flight
you must not flight
they must not flight 	I must not be flighting
you must not be flighting
he must not be flighting
we must not be flighting
you must not be flighting
they must not be flighting	I must not have flighted
you must not have flighted
he must not have flighted
we must not have flighted
you must not have flighted
they must not have flighted	I must not have been flighting
you must not have been flighting
he must not have been flighting
we must not have been flighting
you must not have been flighting
they must not have been flighting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I flight?
must you flight?
must he flight?
must we flight?
must you flight?
must they flight? 	must I be flighting?
must you be flighting?
must he be flighting?
must we be flighting?
must you be flighting?
must they be flighting? 	must I have flighted?
must you have flighted?
must he have flighted?
must we have flighted?
must you have flighted?
must they have flighted? 	must I have been flighting?
must you have been flighting?
must he have been flighting?
must we have been flighting?
must you have been flighting?
must they have been flighting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not flight?
must you not flight?
must he not flight?
must we not flight?
must you not flight?
must they not flight? 	must I not be flighting?
must you not be flighting?
must he not be flighting?
must we not be flighting?
must you not be flighting?
must they not be flighting? 	must I not have flighted?
must you not have flighted?
must he not have flighted?
must we not have flighted?
must you not have flighted?
must they not have flighted? 	must I not have been flighting?
must you not have been flighting?
must he not have been flighting?
must we not have been flighting?
must you not have been flighting?
must they not have been flighting?