English verb conjugation COULD SILK

Regular verb: silk - silked - silked

Affirmation

Simple form

I could silk
you could silk
she could silk
we could silk
you could silk
they could silk

V-ing form

I could be silking
you could be silking
she could be silking
we could be silking
you could be silking
they could be silking

Perfect

I could have silked
you could have silked
she 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
she could have been silking
we could have been silking
you could have been silking
they could have been silking

Negation

Simple form

I could not silk
you could not silk
she could not silk
we could not silk
you could not silk
they could not silk

V-ing form

I could not be silking
you could not be silking
she could not be silking
we could not be silking
you could not be silking
they could not be silking

Perfect

I could not have silked
you could not have silked
she could not have silked
we could not have silked
you could not have silked
they could not have silked

V-ing perfect

I could not have been silking
you could not have been silking
she could not have been silking
we could not have been silking
you could not have been silking
they could not have been silking

Interrogative form

Simple form

could I silk?
could you silk?
could she silk?
could we silk?
could you silk?
could they silk?

V-ing form

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

Perfect

could I have silked?
could you have silked?
could she 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 she have been silking?
could we have been silking?
could you have been silking?
could they have been silking?

Interro-negative form

Simple form

could I not silk?
could you not silk?
could she not silk?
could we not silk?
could you not silk?
could they not silk?

V-ing form

could I not be silking?
could you not be silking?
could she not be silking?
could we not be silking?
could you not be silking?
could they not be silking?

Perfect

could I not have silked?
could you not have silked?
could she not have silked?
could we not have silked?
could you not have silked?
could they not have silked?

V-ing perfect

could I not have been silking?
could you not have been silking?
could she not have been silking?
could we not have been silking?
could you not have been silking?
could they not have been silking?

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