English verb conjugation COULD STITCH

Regular verb: stitch - stitched - stitched

Affirmation

Simple form

I could stitch
you could stitch
he could stitch
we could stitch
you could stitch
they could stitch

V-ing form

I could be stitching
you could be stitching
he could be stitching
we could be stitching
you could be stitching
they could be stitching

Perfect

I could have stitched
you could have stitched
he could have stitched
we could have stitched
you could have stitched
they could have stitched

V-ing perfect

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

Negation

Simple form

I couldn't stitch
you couldn't stitch
he couldn't stitch
we couldn't stitch
you couldn't stitch
they couldn't stitch

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I stitch?
could you stitch?
could he stitch?
could we stitch?
could you stitch?
could they stitch?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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