English verb conjugation COULD ICE

Regular verb: ice - iced - iced

Affirmation

Simple form

I could ice
you could ice
he could ice
we could ice
you could ice
they could ice

V-ing form

I could be icing
you could be icing
he could be icing
we could be icing
you could be icing
they could be icing

Perfect

I could have iced
you could have iced
he could have iced
we could have iced
you could have iced
they could have iced

V-ing perfect

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

Negation

Simple form

I could not ice
you could not ice
he could not ice
we could not ice
you could not ice
they could not ice

V-ing form

I could not be icing
you could not be icing
he could not be icing
we could not be icing
you could not be icing
they could not be icing

Perfect

I could not have iced
you could not have iced
he could not have iced
we could not have iced
you could not have iced
they could not have iced

V-ing perfect

I could not have been icing
you could not have been icing
he could not have been icing
we could not have been icing
you could not have been icing
they could not have been icing

Interrogative form

Simple form

could I ice?
could you ice?
could he ice?
could we ice?
could you ice?
could they ice?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not ice?
could you not ice?
could he not ice?
could we not ice?
could you not ice?
could they not ice?

V-ing form

could I not be icing?
could you not be icing?
could he not be icing?
could we not be icing?
could you not be icing?
could they not be icing?

Perfect

could I not have iced?
could you not have iced?
could he not have iced?
could we not have iced?
could you not have iced?
could they not have iced?

V-ing perfect

could I not have been icing?
could you not have been icing?
could he not have been icing?
could we not have been icing?
could you not have been icing?
could they not have been icing?

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