could lesion
Verbo regular: lesion - lesioned- lesioned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could lesion
you could lesion
he could lesion
we could lesion
you could lesion
they could lesion 	I could be lesioning
you could be lesioning
he could be lesioning
we could be lesioning
you could be lesioning
they could be lesioning	I could have lesioned
you could have lesioned
he could have lesioned
we could have lesioned
you could have lesioned
they could have lesioned	I could have been lesioning
you could have been lesioning
he could have been lesioning
we could have been lesioning
you could have been lesioning
they could have been lesioning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not lesion
you could not lesion
he could not lesion
we could not lesion
you could not lesion
they could not lesion 	I could not be lesioning
you could not be lesioning
he could not be lesioning
we could not be lesioning
you could not be lesioning
they could not be lesioning	I could not have lesioned
you could not have lesioned
he could not have lesioned
we could not have lesioned
you could not have lesioned
they could not have lesioned	I could not have been lesioning
you could not have been lesioning
he could not have been lesioning
we could not have been lesioning
you could not have been lesioning
they could not have been lesioning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I lesion?
could you lesion?
could he lesion?
could we lesion?
could you lesion?
could they lesion? 	could I be lesioning?
could you be lesioning?
could he be lesioning?
could we be lesioning?
could you be lesioning?
could they be lesioning? 	could I have lesioned?
could you have lesioned?
could he have lesioned?
could we have lesioned?
could you have lesioned?
could they have lesioned? 	could I have been lesioning?
could you have been lesioning?
could he have been lesioning?
could we have been lesioning?
could you have been lesioning?
could they have been lesioning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not lesion?
could you not lesion?
could he not lesion?
could we not lesion?
could you not lesion?
could they not lesion? 	could I not be lesioning?
could you not be lesioning?
could he not be lesioning?
could we not be lesioning?
could you not be lesioning?
could they not be lesioning? 	could I not have lesioned?
could you not have lesioned?
could he not have lesioned?
could we not have lesioned?
could you not have lesioned?
could they not have lesioned? 	could I not have been lesioning?
could you not have been lesioning?
could he not have been lesioning?
could we not have been lesioning?
could you not have been lesioning?
could they not have been lesioning?