English verb conjugation COULD SLEEK

Regular verb: sleek - sleeked - sleeked

Affirmation

Simple form

I could sleek
you could sleek
he could sleek
we could sleek
you could sleek
they could sleek

V-ing form

I could be sleeking
you could be sleeking
he could be sleeking
we could be sleeking
you could be sleeking
they could be sleeking

Perfect

I could have sleeked
you could have sleeked
he could have sleeked
we could have sleeked
you could have sleeked
they could have sleeked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I sleek?
could you sleek?
could he sleek?
could we sleek?
could you sleek?
could they sleek?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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