English verb conjugation COULD RETUNE

Regular verb: retune - retuned - retuned

Affirmation

Simple form

I could retune
you could retune
he could retune
we could retune
you could retune
they could retune

V-ing form

I could be retuning
you could be retuning
he could be retuning
we could be retuning
you could be retuning
they could be retuning

Perfect

I could have retuned
you could have retuned
he could have retuned
we could have retuned
you could have retuned
they could have retuned

V-ing perfect

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

Negation

Simple form

I could not retune
you could not retune
he could not retune
we could not retune
you could not retune
they could not retune

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I retune?
could you retune?
could he retune?
could we retune?
could you retune?
could they retune?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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