can unchoke
Regular verb: unchoke - unchoked- unchoked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can unchoke
you can unchoke
he can unchoke
we can unchoke
you can unchoke
they can unchoke 	I can be unchoking
you can be unchoking
he can be unchoking
we can be unchoking
you can be unchoking
they can be unchoking	I can have unchoked
you can have unchoked
he can have unchoked
we can have unchoked
you can have unchoked
they can have unchoked	I can have been unchoking
you can have been unchoking
he can have been unchoking
we can have been unchoking
you can have been unchoking
they can have been unchoking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot unchoke
you cannot unchoke
he cannot unchoke
we cannot unchoke
you cannot unchoke
they cannot unchoke 	I cannot be unchoking
you cannot be unchoking
he cannot be unchoking
we cannot be unchoking
you cannot be unchoking
they cannot be unchoking	I cannot have unchoked
you cannot have unchoked
he cannot have unchoked
we cannot have unchoked
you cannot have unchoked
they cannot have unchoked	I cannot have been unchoking
you cannot have been unchoking
he cannot have been unchoking
we cannot have been unchoking
you cannot have been unchoking
they cannot have been unchoking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I unchoke?
can you unchoke?
can he unchoke?
can we unchoke?
can you unchoke?
can they unchoke? 	can I be unchoking?
can you be unchoking?
can he be unchoking?
can we be unchoking?
can you be unchoking?
can they be unchoking? 	can I have unchoked?
can you have unchoked?
can he have unchoked?
can we have unchoked?
can you have unchoked?
can they have unchoked? 	can I have been unchoking?
can you have been unchoking?
can he have been unchoking?
can we have been unchoking?
can you have been unchoking?
can they have been unchoking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not unchoke?
can you not unchoke?
can he not unchoke?
can we not unchoke?
can you not unchoke?
can they not unchoke? 	can I not be unchoking?
can you not be unchoking?
can he not be unchoking?
can we not be unchoking?
can you not be unchoking?
can they not be unchoking? 	can I not have unchoked?
can you not have unchoked?
can he not have unchoked?
can we not have unchoked?
can you not have unchoked?
can they not have unchoked? 	can I not have been unchoking?
can you not have been unchoking?
can he not have been unchoking?
can we not have been unchoking?
can you not have been unchoking?
can they not have been unchoking?