Regular verb: drift down - drift downed - drift downed
Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could drift down you could drift down she could drift down we could drift down you could drift down they could drift down
V-ing form
I could be drift downing you could be drift downing she could be drift downing we could be drift downing you could be drift downing they could be drift downing
Perfect
I could have drift downed you could have drift downed she could have drift downed we could have drift downed you could have drift downed they could have drift downed
V-ing perfect
I could have been drift downing you could have been drift downing she could have been drift downing we could have been drift downing you could have been drift downing they could have been drift downing
Negation
Simple form
I could not drift down you could not drift down she could not drift down we could not drift down you could not drift down they could not drift down
V-ing form
I could not be drift downing you could not be drift downing she could not be drift downing we could not be drift downing you could not be drift downing they could not be drift downing
Perfect
I could not have drift downed you could not have drift downed she could not have drift downed we could not have drift downed you could not have drift downed they could not have drift downed
V-ing perfect
I could not have been drift downing you could not have been drift downing she could not have been drift downing we could not have been drift downing you could not have been drift downing they could not have been drift downing
Interrogative form
Simple form
could I drift down? could you drift down? could she drift down? could we drift down? could you drift down? could they drift down?
V-ing form
could I be drift downing? could you be drift downing? could she be drift downing? could we be drift downing? could you be drift downing? could they be drift downing?
Perfect
could I have drift downed? could you have drift downed? could she have drift downed? could we have drift downed? could you have drift downed? could they have drift downed?
V-ing perfect
could I have been drift downing? could you have been drift downing? could she have been drift downing? could we have been drift downing? could you have been drift downing? could they have been drift downing?
Interro-negative form
Simple form
could I not drift down? could you not drift down? could she not drift down? could we not drift down? could you not drift down? could they not drift down?
V-ing form
could I not be drift downing? could you not be drift downing? could she not be drift downing? could we not be drift downing? could you not be drift downing? could they not be drift downing?
Perfect
could I not have drift downed? could you not have drift downed? could she not have drift downed? could we not have drift downed? could you not have drift downed? could they not have drift downed?
V-ing perfect
could I not have been drift downing? could you not have been drift downing? could she not have been drift downing? could we not have been drift downing? could you not have been drift downing? could they not have been drift downing?