could collimate
Verbo regular: collimate - collimated- collimated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could collimate
you could collimate
she could collimate
we could collimate
you could collimate
they could collimate 	I could be collimating
you could be collimating
she could be collimating
we could be collimating
you could be collimating
they could be collimating	I could have collimated
you could have collimated
she could have collimated
we could have collimated
you could have collimated
they could have collimated	I could have been collimating
you could have been collimating
she could have been collimating
we could have been collimating
you could have been collimating
they could have been collimating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not collimate
you could not collimate
she could not collimate
we could not collimate
you could not collimate
they could not collimate 	I could not be collimating
you could not be collimating
she could not be collimating
we could not be collimating
you could not be collimating
they could not be collimating	I could not have collimated
you could not have collimated
she could not have collimated
we could not have collimated
you could not have collimated
they could not have collimated	I could not have been collimating
you could not have been collimating
she could not have been collimating
we could not have been collimating
you could not have been collimating
they could not have been collimating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I collimate?
could you collimate?
could she collimate?
could we collimate?
could you collimate?
could they collimate? 	could I be collimating?
could you be collimating?
could she be collimating?
could we be collimating?
could you be collimating?
could they be collimating? 	could I have collimated?
could you have collimated?
could she have collimated?
could we have collimated?
could you have collimated?
could they have collimated? 	could I have been collimating?
could you have been collimating?
could she have been collimating?
could we have been collimating?
could you have been collimating?
could they have been collimating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not collimate?
could you not collimate?
could she not collimate?
could we not collimate?
could you not collimate?
could they not collimate? 	could I not be collimating?
could you not be collimating?
could she not be collimating?
could we not be collimating?
could you not be collimating?
could they not be collimating? 	could I not have collimated?
could you not have collimated?
could she not have collimated?
could we not have collimated?
could you not have collimated?
could they not have collimated? 	could I not have been collimating?
could you not have been collimating?
could she not have been collimating?
could we not have been collimating?
could you not have been collimating?
could they not have been collimating?