Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I could drift down you could drift down he could drift down we could drift down you could drift down they could drift down
Forme en V-ing
I could be drift downing you could be drift downing he 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 he could have drift downed we could have drift downed you could have drift downed they could have drift downed
Perfect en V-ing
I could have been drift downing you could have been drift downing he could have been drift downing we could have been drift downing you could have been drift downing they could have been drift downing
Négation
Forme simple
I couldn't drift down you couldn't drift down he couldn't drift down we couldn't drift down you couldn't drift down they couldn't drift down
Forme en V-ing
I couldn't be drift downing you couldn't be drift downing he couldn't be drift downing we couldn't be drift downing you couldn't be drift downing they couldn't be drift downing
Perfect
I couldn't have drift downed you couldn't have drift downed he couldn't have drift downed we couldn't have drift downed you couldn't have drift downed they couldn't have drift downed
Perfect en V-ing
I couldn't have been drift downing you couldn't have been drift downing he couldn't have been drift downing we couldn't have been drift downing you couldn't have been drift downing they couldn't have been drift downing
Forme interrogative
Forme simple
could I drift down? could you drift down? could he drift down? could we drift down? could you drift down? could they drift down?
Forme en V-ing
could I be drift downing? could you be drift downing? could he 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 he have drift downed? could we have drift downed? could you have drift downed? could they have drift downed?
Perfect en V-ing
could I have been drift downing? could you have been drift downing? could he have been drift downing? could we have been drift downing? could you have been drift downing? could they have been drift downing?
Forme interro-négative
Forme simple
couldn't I drift down? couldn't you drift down? couldn't he drift down? couldn't we drift down? couldn't you drift down? couldn't they drift down?
Forme en V-ing
couldn't I be drift downing? couldn't you be drift downing? couldn't he be drift downing? couldn't we be drift downing? couldn't you be drift downing? couldn't they be drift downing?
Perfect
couldn't I have drift downed? couldn't you have drift downed? couldn't he have drift downed? couldn't we have drift downed? couldn't you have drift downed? couldn't they have drift downed?
Perfect en V-ing
couldn't I have been drift downing? couldn't you have been drift downing? couldn't he have been drift downing? couldn't we have been drift downing? couldn't you have been drift downing? couldn't they have been drift downing?