English verb conjugation COULD TETHER

Regular verb: tether - tethered - tethered

Affirmation

Simple form

I could tether
you could tether
he could tether
we could tether
you could tether
they could tether

V-ing form

I could be tethering
you could be tethering
he could be tethering
we could be tethering
you could be tethering
they could be tethering

Perfect

I could have tethered
you could have tethered
he could have tethered
we could have tethered
you could have tethered
they could have tethered

V-ing perfect

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

Negation

Simple form

I could not tether
you could not tether
he could not tether
we could not tether
you could not tether
they could not tether

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I tether?
could you tether?
could he tether?
could we tether?
could you tether?
could they tether?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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