English verb conjugation COULD WASH

Regular verb: wash - washed - washed

Affirmation

Simple form

I could wash
you could wash
he could wash
we could wash
you could wash
they could wash

V-ing form

I could be washing
you could be washing
he could be washing
we could be washing
you could be washing
they could be washing

Perfect

I could have washed
you could have washed
he could have washed
we could have washed
you could have washed
they could have washed

V-ing perfect

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

Negation

Simple form

I could not wash
you could not wash
he could not wash
we could not wash
you could not wash
they could not wash

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I wash?
could you wash?
could he wash?
could we wash?
could you wash?
could they wash?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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