English verb conjugation COULD SLEAVE

Regular verb: sleave - sleaved - sleaved

Affirmation

Simple form

I could sleave
you could sleave
he could sleave
we could sleave
you could sleave
they could sleave

V-ing form

I could be sleaving
you could be sleaving
he could be sleaving
we could be sleaving
you could be sleaving
they could be sleaving

Perfect

I could have sleaved
you could have sleaved
he could have sleaved
we could have sleaved
you could have sleaved
they could have sleaved

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I sleave?
could you sleave?
could he sleave?
could we sleave?
could you sleave?
could they sleave?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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