could machine-stitch
Verbo regular: machine-stitch - machine-stitched- machine-stitched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could machine-stitch
you could machine-stitch
she could machine-stitch
we could machine-stitch
you could machine-stitch
they could machine-stitch 	I could be machine-stitching
you could be machine-stitching
she could be machine-stitching
we could be machine-stitching
you could be machine-stitching
they could be machine-stitching	I could have machine-stitched
you could have machine-stitched
she could have machine-stitched
we could have machine-stitched
you could have machine-stitched
they could have machine-stitched	I could have been machine-stitching
you could have been machine-stitching
she could have been machine-stitching
we could have been machine-stitching
you could have been machine-stitching
they could have been machine-stitching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not machine-stitch
you could not machine-stitch
she could not machine-stitch
we could not machine-stitch
you could not machine-stitch
they could not machine-stitch 	I could not be machine-stitching
you could not be machine-stitching
she could not be machine-stitching
we could not be machine-stitching
you could not be machine-stitching
they could not be machine-stitching	I could not have machine-stitched
you could not have machine-stitched
she could not have machine-stitched
we could not have machine-stitched
you could not have machine-stitched
they could not have machine-stitched	I could not have been machine-stitching
you could not have been machine-stitching
she could not have been machine-stitching
we could not have been machine-stitching
you could not have been machine-stitching
they could not have been machine-stitching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I machine-stitch?
could you machine-stitch?
could she machine-stitch?
could we machine-stitch?
could you machine-stitch?
could they machine-stitch? 	could I be machine-stitching?
could you be machine-stitching?
could she be machine-stitching?
could we be machine-stitching?
could you be machine-stitching?
could they be machine-stitching? 	could I have machine-stitched?
could you have machine-stitched?
could she have machine-stitched?
could we have machine-stitched?
could you have machine-stitched?
could they have machine-stitched? 	could I have been machine-stitching?
could you have been machine-stitching?
could she have been machine-stitching?
could we have been machine-stitching?
could you have been machine-stitching?
could they have been machine-stitching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not machine-stitch?
could you not machine-stitch?
could she not machine-stitch?
could we not machine-stitch?
could you not machine-stitch?
could they not machine-stitch? 	could I not be machine-stitching?
could you not be machine-stitching?
could she not be machine-stitching?
could we not be machine-stitching?
could you not be machine-stitching?
could they not be machine-stitching? 	could I not have machine-stitched?
could you not have machine-stitched?
could she not have machine-stitched?
could we not have machine-stitched?
could you not have machine-stitched?
could they not have machine-stitched? 	could I not have been machine-stitching?
could you not have been machine-stitching?
could she not have been machine-stitching?
could we not have been machine-stitching?
could you not have been machine-stitching?
could they not have been machine-stitching?