English verb conjugation
CAN WHIPSTITCH

Regular verb: whipstitch - whipstitched - whipstitched

Affirmation

Simple form	V-ing form
I can whipstitch you can whipstitch he can whipstitch we can whipstitch you can whipstitch they can whipstitch	I can be whipstitching you can be whipstitching he can be whipstitching we can be whipstitching you can be whipstitching they can be whipstitching
Perfect	V-ing perfect
I can have whipstitched you can have whipstitched he can have whipstitched we can have whipstitched you can have whipstitched they can have whipstitched	I can have been whipstitching you can have been whipstitching he can have been whipstitching we can have been whipstitching you can have been whipstitching they can have been whipstitching

Negation

Simple form	V-ing form
I can't whipstitch you can't whipstitch he can't whipstitch we can't whipstitch you can't whipstitch they can't whipstitch	I can't be whipstitching you can't be whipstitching he can't be whipstitching we can't be whipstitching you can't be whipstitching they can't be whipstitching
Perfect	V-ing perfect
I can't have whipstitched you can't have whipstitched he can't have whipstitched we can't have whipstitched you can't have whipstitched they can't have whipstitched	I can't have been whipstitching you can't have been whipstitching he can't have been whipstitching we can't have been whipstitching you can't have been whipstitching they can't have been whipstitching

Interrogative form

Simple form	V-ing form
can I whipstitch? can you whipstitch? can he whipstitch? can we whipstitch? can you whipstitch? can they whipstitch?	can I be whipstitching? can you be whipstitching? can he be whipstitching? can we be whipstitching? can you be whipstitching? can they be whipstitching?
Perfect	V-ing perfect
can I have whipstitched? can you have whipstitched? can he have whipstitched? can we have whipstitched? can you have whipstitched? can they have whipstitched?	can I have been whipstitching? can you have been whipstitching? can he have been whipstitching? can we have been whipstitching? can you have been whipstitching? can they have been whipstitching?

Interro-negative form

Simple form	V-ing form
can't I whipstitch? can't you whipstitch? can't he whipstitch? can't we whipstitch? can't you whipstitch? can't they whipstitch?	can't I be whipstitching? can't you be whipstitching? can't he be whipstitching? can't we be whipstitching? can't you be whipstitching? can't they be whipstitching?
Perfect	V-ing perfect
can't I have whipstitched? can't you have whipstitched? can't he have whipstitched? can't we have whipstitched? can't you have whipstitched? can't they have whipstitched?	can't I have been whipstitching? can't you have been whipstitching? can't he have been whipstitching? can't we have been whipstitching? can't you have been whipstitching? can't they have been whipstitching?