can jigsaw
Regular verb: jigsaw - jigsawed- jigsawed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can jigsaw
you can jigsaw
he can jigsaw
we can jigsaw
you can jigsaw
they can jigsaw 	I can be jigsawing
you can be jigsawing
he can be jigsawing
we can be jigsawing
you can be jigsawing
they can be jigsawing	I can have jigsawed
you can have jigsawed
he can have jigsawed
we can have jigsawed
you can have jigsawed
they can have jigsawed	I can have been jigsawing
you can have been jigsawing
he can have been jigsawing
we can have been jigsawing
you can have been jigsawing
they can have been jigsawing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't jigsaw
you can't jigsaw
he can't jigsaw
we can't jigsaw
you can't jigsaw
they can't jigsaw 	I can't be jigsawing
you can't be jigsawing
he can't be jigsawing
we can't be jigsawing
you can't be jigsawing
they can't be jigsawing	I can't have jigsawed
you can't have jigsawed
he can't have jigsawed
we can't have jigsawed
you can't have jigsawed
they can't have jigsawed	I can't have been jigsawing
you can't have been jigsawing
he can't have been jigsawing
we can't have been jigsawing
you can't have been jigsawing
they can't have been jigsawing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I jigsaw?
can you jigsaw?
can he jigsaw?
can we jigsaw?
can you jigsaw?
can they jigsaw? 	can I be jigsawing?
can you be jigsawing?
can he be jigsawing?
can we be jigsawing?
can you be jigsawing?
can they be jigsawing? 	can I have jigsawed?
can you have jigsawed?
can he have jigsawed?
can we have jigsawed?
can you have jigsawed?
can they have jigsawed? 	can I have been jigsawing?
can you have been jigsawing?
can he have been jigsawing?
can we have been jigsawing?
can you have been jigsawing?
can they have been jigsawing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I jigsaw?
can't you jigsaw?
can't he jigsaw?
can't we jigsaw?
can't you jigsaw?
can't they jigsaw? 	can't I be jigsawing?
can't you be jigsawing?
can't he be jigsawing?
can't we be jigsawing?
can't you be jigsawing?
can't they be jigsawing? 	can't I have jigsawed?
can't you have jigsawed?
can't he have jigsawed?
can't we have jigsawed?
can't you have jigsawed?
can't they have jigsawed? 	can't I have been jigsawing?
can't you have been jigsawing?
can't he have been jigsawing?
can't we have been jigsawing?
can't you have been jigsawing?
can't they have been jigsawing?