can ink
Regular verb: ink - inked- inked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can ink
you can ink
she can ink
we can ink
you can ink
they can ink 	I can be inking
you can be inking
she can be inking
we can be inking
you can be inking
they can be inking	I can have inked
you can have inked
she can have inked
we can have inked
you can have inked
they can have inked	I can have been inking
you can have been inking
she can have been inking
we can have been inking
you can have been inking
they can have been inking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't ink
you can't ink
she can't ink
we can't ink
you can't ink
they can't ink 	I can't be inking
you can't be inking
she can't be inking
we can't be inking
you can't be inking
they can't be inking	I can't have inked
you can't have inked
she can't have inked
we can't have inked
you can't have inked
they can't have inked	I can't have been inking
you can't have been inking
she can't have been inking
we can't have been inking
you can't have been inking
they can't have been inking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I ink?
can you ink?
can she ink?
can we ink?
can you ink?
can they ink? 	can I be inking?
can you be inking?
can she be inking?
can we be inking?
can you be inking?
can they be inking? 	can I have inked?
can you have inked?
can she have inked?
can we have inked?
can you have inked?
can they have inked? 	can I have been inking?
can you have been inking?
can she have been inking?
can we have been inking?
can you have been inking?
can they have been inking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I ink?
can't you ink?
can't she ink?
can't we ink?
can't you ink?
can't they ink? 	can't I be inking?
can't you be inking?
can't she be inking?
can't we be inking?
can't you be inking?
can't they be inking? 	can't I have inked?
can't you have inked?
can't she have inked?
can't we have inked?
can't you have inked?
can't they have inked? 	can't I have been inking?
can't you have been inking?
can't she have been inking?
can't we have been inking?
can't you have been inking?
can't they have been inking?