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 couldn't flight you couldn't flight he couldn't flight we couldn't flight you couldn't flight they couldn't flight	I couldn't be flighting you couldn't be flighting he couldn't be flighting we couldn't be flighting you couldn't be flighting they couldn't be flighting
Perfect	V-ing perfect
I couldn't have flighted you couldn't have flighted he couldn't have flighted we couldn't have flighted you couldn't have flighted they couldn't have flighted	I couldn't have been flighting you couldn't have been flighting he couldn't have been flighting we couldn't have been flighting you couldn't have been flighting they couldn't 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
couldn't I flight? couldn't you flight? couldn't he flight? couldn't we flight? couldn't you flight? couldn't they flight?	couldn't I be flighting? couldn't you be flighting? couldn't he be flighting? couldn't we be flighting? couldn't you be flighting? couldn't they be flighting?
Perfect	V-ing perfect
couldn't I have flighted? couldn't you have flighted? couldn't he have flighted? couldn't we have flighted? couldn't you have flighted? couldn't they have flighted?	couldn't I have been flighting? couldn't you have been flighting? couldn't he have been flighting? couldn't we have been flighting? couldn't you have been flighting? couldn't they have been flighting?