can dunk
Verbo regular: dunk - dunked- dunked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can dunk
you can dunk
she can dunk
we can dunk
you can dunk
they can dunk 	I can be dunking
you can be dunking
she can be dunking
we can be dunking
you can be dunking
they can be dunking	I can have dunked
you can have dunked
she can have dunked
we can have dunked
you can have dunked
they can have dunked	I can have been dunking
you can have been dunking
she can have been dunking
we can have been dunking
you can have been dunking
they can have been dunking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot dunk
you cannot dunk
she cannot dunk
we cannot dunk
you cannot dunk
they cannot dunk 	I cannot be dunking
you cannot be dunking
she cannot be dunking
we cannot be dunking
you cannot be dunking
they cannot be dunking	I cannot have dunked
you cannot have dunked
she cannot have dunked
we cannot have dunked
you cannot have dunked
they cannot have dunked	I cannot have been dunking
you cannot have been dunking
she cannot have been dunking
we cannot have been dunking
you cannot have been dunking
they cannot have been dunking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I dunk?
can you dunk?
can she dunk?
can we dunk?
can you dunk?
can they dunk? 	can I be dunking?
can you be dunking?
can she be dunking?
can we be dunking?
can you be dunking?
can they be dunking? 	can I have dunked?
can you have dunked?
can she have dunked?
can we have dunked?
can you have dunked?
can they have dunked? 	can I have been dunking?
can you have been dunking?
can she have been dunking?
can we have been dunking?
can you have been dunking?
can they have been dunking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not dunk?
can you not dunk?
can she not dunk?
can we not dunk?
can you not dunk?
can they not dunk? 	can I not be dunking?
can you not be dunking?
can she not be dunking?
can we not be dunking?
can you not be dunking?
can they not be dunking? 	can I not have dunked?
can you not have dunked?
can she not have dunked?
can we not have dunked?
can you not have dunked?
can they not have dunked? 	can I not have been dunking?
can you not have been dunking?
can she not have been dunking?
can we not have been dunking?
can you not have been dunking?
can they not have been dunking?