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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation COULD SHACK

Regular verb: shack - shacked - shacked


Affirmation

Simple form
I could shack
you could shack
she could shack
we could shack
you could shack
they could shack
V-ing form
I could be shacking
you could be shacking
she could be shacking
we could be shacking
you could be shacking
they could be shacking
Perfect
I could have shacked
you could have shacked
she could have shacked
we could have shacked
you could have shacked
they could have shacked
V-ing perfect
I could have been shacking
you could have been shacking
she could have been shacking
we could have been shacking
you could have been shacking
they could have been shacking

Negation

Simple form
I couldn't shack
you couldn't shack
she couldn't shack
we couldn't shack
you couldn't shack
they couldn't shack
V-ing form
I couldn't be shacking
you couldn't be shacking
she couldn't be shacking
we couldn't be shacking
you couldn't be shacking
they couldn't be shacking
Perfect
I couldn't have shacked
you couldn't have shacked
she couldn't have shacked
we couldn't have shacked
you couldn't have shacked
they couldn't have shacked
V-ing perfect
I couldn't have been shacking
you couldn't have been shacking
she couldn't have been shacking
we couldn't have been shacking
you couldn't have been shacking
they couldn't have been shacking

Interrogative form

Simple form
could I shack?
could you shack?
could she shack?
could we shack?
could you shack?
could they shack?
V-ing form
could I be shacking?
could you be shacking?
could she be shacking?
could we be shacking?
could you be shacking?
could they be shacking?
Perfect
could I have shacked?
could you have shacked?
could she have shacked?
could we have shacked?
could you have shacked?
could they have shacked?
V-ing perfect
could I have been shacking?
could you have been shacking?
could she have been shacking?
could we have been shacking?
could you have been shacking?
could they have been shacking?

Interro-negative form

Simple form
couldn't I shack?
couldn't you shack?
couldn't she shack?
couldn't we shack?
couldn't you shack?
couldn't they shack?
V-ing form
couldn't I be shacking?
couldn't you be shacking?
couldn't she be shacking?
couldn't we be shacking?
couldn't you be shacking?
couldn't they be shacking?
Perfect
couldn't I have shacked?
couldn't you have shacked?
couldn't she have shacked?
couldn't we have shacked?
couldn't you have shacked?
couldn't they have shacked?
V-ing perfect
couldn't I have been shacking?
couldn't you have been shacking?
couldn't she have been shacking?
couldn't we have been shacking?
couldn't you have been shacking?
couldn't they have been shacking?