English verb conjugation COULD TUN

Regular verb: tun - tuned - tuned

Affirmation

Simple form

I could tun
you could tun
she could tun
we could tun
you could tun
they could tun

V-ing form

I could be tuning
you could be tuning
she could be tuning
we could be tuning
you could be tuning
they could be tuning

Perfect

I could have tuned
you could have tuned
she could have tuned
we could have tuned
you could have tuned
they could have tuned

V-ing perfect

I could have been tuning
you could have been tuning
she could have been tuning
we could have been tuning
you could have been tuning
they could have been tuning

Negation

Simple form

I couldn't tun
you couldn't tun
she couldn't tun
we couldn't tun
you couldn't tun
they couldn't tun

V-ing form

I couldn't be tuning
you couldn't be tuning
she couldn't be tuning
we couldn't be tuning
you couldn't be tuning
they couldn't be tuning

Perfect

I couldn't have tuned
you couldn't have tuned
she couldn't have tuned
we couldn't have tuned
you couldn't have tuned
they couldn't have tuned

V-ing perfect

I couldn't have been tuning
you couldn't have been tuning
she couldn't have been tuning
we couldn't have been tuning
you couldn't have been tuning
they couldn't have been tuning

Interrogative form

Simple form

could I tun?
could you tun?
could she tun?
could we tun?
could you tun?
could they tun?

V-ing form

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

Perfect

could I have tuned?
could you have tuned?
could she have tuned?
could we have tuned?
could you have tuned?
could they have tuned?

V-ing perfect

could I have been tuning?
could you have been tuning?
could she have been tuning?
could we have been tuning?
could you have been tuning?
could they have been tuning?

Interro-negative form

Simple form

couldn't I tun?
couldn't you tun?
couldn't she tun?
couldn't we tun?
couldn't you tun?
couldn't they tun?

V-ing form

couldn't I be tuning?
couldn't you be tuning?
couldn't she be tuning?
couldn't we be tuning?
couldn't you be tuning?
couldn't they be tuning?

Perfect

couldn't I have tuned?
couldn't you have tuned?
couldn't she have tuned?
couldn't we have tuned?
couldn't you have tuned?
couldn't they have tuned?

V-ing perfect

couldn't I have been tuning?
couldn't you have been tuning?
couldn't she have been tuning?
couldn't we have been tuning?
couldn't you have been tuning?
couldn't they have been tuning?

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