English verb conjugation COULD TANK

Regular verb: tank - tanked - tanked

Affirmation

Simple form

I could tank
you could tank
he could tank
we could tank
you could tank
they could tank

V-ing form

I could be tanking
you could be tanking
he could be tanking
we could be tanking
you could be tanking
they could be tanking

Perfect

I could have tanked
you could have tanked
he could have tanked
we could have tanked
you could have tanked
they could have tanked

V-ing perfect

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

Negation

Simple form

I could not tank
you could not tank
he could not tank
we could not tank
you could not tank
they could not tank

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I tank?
could you tank?
could he tank?
could we tank?
could you tank?
could they tank?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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