can backstitch
Regular verb: backstitch - backstitched- backstitched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can backstitch
you can backstitch
she can backstitch
we can backstitch
you can backstitch
they can backstitch 	I can be backstitching
you can be backstitching
she can be backstitching
we can be backstitching
you can be backstitching
they can be backstitching	I can have backstitched
you can have backstitched
she can have backstitched
we can have backstitched
you can have backstitched
they can have backstitched	I can have been backstitching
you can have been backstitching
she can have been backstitching
we can have been backstitching
you can have been backstitching
they can have been backstitching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot backstitch
you cannot backstitch
she cannot backstitch
we cannot backstitch
you cannot backstitch
they cannot backstitch 	I cannot be backstitching
you cannot be backstitching
she cannot be backstitching
we cannot be backstitching
you cannot be backstitching
they cannot be backstitching	I cannot have backstitched
you cannot have backstitched
she cannot have backstitched
we cannot have backstitched
you cannot have backstitched
they cannot have backstitched	I cannot have been backstitching
you cannot have been backstitching
she cannot have been backstitching
we cannot have been backstitching
you cannot have been backstitching
they cannot have been backstitching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I backstitch?
can you backstitch?
can she backstitch?
can we backstitch?
can you backstitch?
can they backstitch? 	can I be backstitching?
can you be backstitching?
can she be backstitching?
can we be backstitching?
can you be backstitching?
can they be backstitching? 	can I have backstitched?
can you have backstitched?
can she have backstitched?
can we have backstitched?
can you have backstitched?
can they have backstitched? 	can I have been backstitching?
can you have been backstitching?
can she have been backstitching?
can we have been backstitching?
can you have been backstitching?
can they have been backstitching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not backstitch?
can you not backstitch?
can she not backstitch?
can we not backstitch?
can you not backstitch?
can they not backstitch? 	can I not be backstitching?
can you not be backstitching?
can she not be backstitching?
can we not be backstitching?
can you not be backstitching?
can they not be backstitching? 	can I not have backstitched?
can you not have backstitched?
can she not have backstitched?
can we not have backstitched?
can you not have backstitched?
can they not have backstitched? 	can I not have been backstitching?
can you not have been backstitching?
can she not have been backstitching?
can we not have been backstitching?
can you not have been backstitching?
can they not have been backstitching?