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 couldn't wash
you couldn't wash
he couldn't wash
we couldn't wash
you couldn't wash
they couldn't wash

V-ing form

I couldn't be washing
you couldn't be washing
he couldn't be washing
we couldn't be washing
you couldn't be washing
they couldn't be washing

Perfect

I couldn't have washed
you couldn't have washed
he couldn't have washed
we couldn't have washed
you couldn't have washed
they couldn't have washed

V-ing perfect

I couldn't have been washing
you couldn't have been washing
he couldn't have been washing
we couldn't have been washing
you couldn't have been washing
they couldn't 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

couldn't I wash?
couldn't you wash?
couldn't he wash?
couldn't we wash?
couldn't you wash?
couldn't they wash?

V-ing form

couldn't I be washing?
couldn't you be washing?
couldn't he be washing?
couldn't we be washing?
couldn't you be washing?
couldn't they be washing?

Perfect

couldn't I have washed?
couldn't you have washed?
couldn't he have washed?
couldn't we have washed?
couldn't you have washed?
couldn't they have washed?

V-ing perfect

couldn't I have been washing?
couldn't you have been washing?
couldn't he have been washing?
couldn't we have been washing?
couldn't you have been washing?
couldn't they have been washing?

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