English verb conjugation COULD TAILSPIN

Regular verb: tailspin - tailspined - tailspined

Affirmation

Simple form

I could tailspin
you could tailspin
he could tailspin
we could tailspin
you could tailspin
they could tailspin

V-ing form

I could be tailspining
you could be tailspining
he could be tailspining
we could be tailspining
you could be tailspining
they could be tailspining

Perfect

I could have tailspined
you could have tailspined
he could have tailspined
we could have tailspined
you could have tailspined
they could have tailspined

V-ing perfect

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

Negation

Simple form

I could not tailspin
you could not tailspin
he could not tailspin
we could not tailspin
you could not tailspin
they could not tailspin

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I tailspin?
could you tailspin?
could he tailspin?
could we tailspin?
could you tailspin?
could they tailspin?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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