English verb conjugation COULD ZIP

Regular verb: zip - zipped - zipped

Affirmation

Simple form

I could zip
you could zip
she could zip
we could zip
you could zip
they could zip

V-ing form

I could be zipping
you could be zipping
she could be zipping
we could be zipping
you could be zipping
they could be zipping

Perfect

I could have zipped
you could have zipped
she could have zipped
we could have zipped
you could have zipped
they could have zipped

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I zip?
could you zip?
could she zip?
could we zip?
could you zip?
could they zip?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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