can choke
Verbo regular: choke - choked- choked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can choke
you can choke
she can choke
we can choke
you can choke
they can choke 	I can be choking
you can be choking
she can be choking
we can be choking
you can be choking
they can be choking	I can have choked
you can have choked
she can have choked
we can have choked
you can have choked
they can have choked	I can have been choking
you can have been choking
she can have been choking
we can have been choking
you can have been choking
they can have been choking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot choke
you cannot choke
she cannot choke
we cannot choke
you cannot choke
they cannot choke 	I cannot be choking
you cannot be choking
she cannot be choking
we cannot be choking
you cannot be choking
they cannot be choking	I cannot have choked
you cannot have choked
she cannot have choked
we cannot have choked
you cannot have choked
they cannot have choked	I cannot have been choking
you cannot have been choking
she cannot have been choking
we cannot have been choking
you cannot have been choking
they cannot have been choking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I choke?
can you choke?
can she choke?
can we choke?
can you choke?
can they choke? 	can I be choking?
can you be choking?
can she be choking?
can we be choking?
can you be choking?
can they be choking? 	can I have choked?
can you have choked?
can she have choked?
can we have choked?
can you have choked?
can they have choked? 	can I have been choking?
can you have been choking?
can she have been choking?
can we have been choking?
can you have been choking?
can they have been choking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not choke?
can you not choke?
can she not choke?
can we not choke?
can you not choke?
can they not choke? 	can I not be choking?
can you not be choking?
can she not be choking?
can we not be choking?
can you not be choking?
can they not be choking? 	can I not have choked?
can you not have choked?
can she not have choked?
can we not have choked?
can you not have choked?
can they not have choked? 	can I not have been choking?
can you not have been choking?
can she not have been choking?
can we not have been choking?
can you not have been choking?
can they not have been choking?