can unhook
Regular verb: unhook - unhooked- unhooked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can unhook
you can unhook
she can unhook
we can unhook
you can unhook
they can unhook 	I can be unhooking
you can be unhooking
she can be unhooking
we can be unhooking
you can be unhooking
they can be unhooking	I can have unhooked
you can have unhooked
she can have unhooked
we can have unhooked
you can have unhooked
they can have unhooked	I can have been unhooking
you can have been unhooking
she can have been unhooking
we can have been unhooking
you can have been unhooking
they can have been unhooking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't unhook
you can't unhook
she can't unhook
we can't unhook
you can't unhook
they can't unhook 	I can't be unhooking
you can't be unhooking
she can't be unhooking
we can't be unhooking
you can't be unhooking
they can't be unhooking	I can't have unhooked
you can't have unhooked
she can't have unhooked
we can't have unhooked
you can't have unhooked
they can't have unhooked	I can't have been unhooking
you can't have been unhooking
she can't have been unhooking
we can't have been unhooking
you can't have been unhooking
they can't have been unhooking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I unhook?
can you unhook?
can she unhook?
can we unhook?
can you unhook?
can they unhook? 	can I be unhooking?
can you be unhooking?
can she be unhooking?
can we be unhooking?
can you be unhooking?
can they be unhooking? 	can I have unhooked?
can you have unhooked?
can she have unhooked?
can we have unhooked?
can you have unhooked?
can they have unhooked? 	can I have been unhooking?
can you have been unhooking?
can she have been unhooking?
can we have been unhooking?
can you have been unhooking?
can they have been unhooking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I unhook?
can't you unhook?
can't she unhook?
can't we unhook?
can't you unhook?
can't they unhook? 	can't I be unhooking?
can't you be unhooking?
can't she be unhooking?
can't we be unhooking?
can't you be unhooking?
can't they be unhooking? 	can't I have unhooked?
can't you have unhooked?
can't she have unhooked?
can't we have unhooked?
can't you have unhooked?
can't they have unhooked? 	can't I have been unhooking?
can't you have been unhooking?
can't she have been unhooking?
can't we have been unhooking?
can't you have been unhooking?
can't they have been unhooking?