English verb conjugation COULD SILK

Regular verb: silk - silked - silked

Affirmation

Simple form

I could silk
you could silk
he could silk
we could silk
you could silk
they could silk

V-ing form

I could be silking
you could be silking
he could be silking
we could be silking
you could be silking
they could be silking

Perfect

I could have silked
you could have silked
he could have silked
we could have silked
you could have silked
they could have silked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I silk?
could you silk?
could he silk?
could we silk?
could you silk?
could they silk?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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