English verb conjugation COULD DEPLANE

Regular verb: deplane - deplaned - deplaned

Affirmation

Simple form

I could deplane
you could deplane
he could deplane
we could deplane
you could deplane
they could deplane

V-ing form

I could be deplaning
you could be deplaning
he could be deplaning
we could be deplaning
you could be deplaning
they could be deplaning

Perfect

I could have deplaned
you could have deplaned
he could have deplaned
we could have deplaned
you could have deplaned
they could have deplaned

V-ing perfect

I could have been deplaning
you could have been deplaning
he could have been deplaning
we could have been deplaning
you could have been deplaning
they could have been deplaning

Negation

Simple form

I couldn't deplane
you couldn't deplane
he couldn't deplane
we couldn't deplane
you couldn't deplane
they couldn't deplane

V-ing form

I couldn't be deplaning
you couldn't be deplaning
he couldn't be deplaning
we couldn't be deplaning
you couldn't be deplaning
they couldn't be deplaning

Perfect

I couldn't have deplaned
you couldn't have deplaned
he couldn't have deplaned
we couldn't have deplaned
you couldn't have deplaned
they couldn't have deplaned

V-ing perfect

I couldn't have been deplaning
you couldn't have been deplaning
he couldn't have been deplaning
we couldn't have been deplaning
you couldn't have been deplaning
they couldn't have been deplaning

Interrogative form

Simple form

could I deplane?
could you deplane?
could he deplane?
could we deplane?
could you deplane?
could they deplane?

V-ing form

could I be deplaning?
could you be deplaning?
could he be deplaning?
could we be deplaning?
could you be deplaning?
could they be deplaning?

Perfect

could I have deplaned?
could you have deplaned?
could he have deplaned?
could we have deplaned?
could you have deplaned?
could they have deplaned?

V-ing perfect

could I have been deplaning?
could you have been deplaning?
could he have been deplaning?
could we have been deplaning?
could you have been deplaning?
could they have been deplaning?

Interro-negative form

Simple form

couldn't I deplane?
couldn't you deplane?
couldn't he deplane?
couldn't we deplane?
couldn't you deplane?
couldn't they deplane?

V-ing form

couldn't I be deplaning?
couldn't you be deplaning?
couldn't he be deplaning?
couldn't we be deplaning?
couldn't you be deplaning?
couldn't they be deplaning?

Perfect

couldn't I have deplaned?
couldn't you have deplaned?
couldn't he have deplaned?
couldn't we have deplaned?
couldn't you have deplaned?
couldn't they have deplaned?

V-ing perfect

couldn't I have been deplaning?
couldn't you have been deplaning?
couldn't he have been deplaning?
couldn't we have been deplaning?
couldn't you have been deplaning?
couldn't they have been deplaning?

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