English verb conjugation
COULD FLIGHT

Regular verb: flight - flighted - flighted

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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