English verb conjugation COULD SPIKE

Regular verb: spike - spiked - spiked

Affirmation

Simple form

I could spike
you could spike
he could spike
we could spike
you could spike
they could spike

V-ing form

I could be spiking
you could be spiking
he could be spiking
we could be spiking
you could be spiking
they could be spiking

Perfect

I could have spiked
you could have spiked
he could have spiked
we could have spiked
you could have spiked
they could have spiked

V-ing perfect

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

Negation

Simple form

I could not spike
you could not spike
he could not spike
we could not spike
you could not spike
they could not spike

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I spike?
could you spike?
could he spike?
could we spike?
could you spike?
could they spike?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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