could review
Verbo regular: review - reviewed- reviewed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could review
you could review
she could review
we could review
you could review
they could review 	I could be reviewing
you could be reviewing
she could be reviewing
we could be reviewing
you could be reviewing
they could be reviewing	I could have reviewed
you could have reviewed
she could have reviewed
we could have reviewed
you could have reviewed
they could have reviewed	I could have been reviewing
you could have been reviewing
she could have been reviewing
we could have been reviewing
you could have been reviewing
they could have been reviewing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not review
you could not review
she could not review
we could not review
you could not review
they could not review 	I could not be reviewing
you could not be reviewing
she could not be reviewing
we could not be reviewing
you could not be reviewing
they could not be reviewing	I could not have reviewed
you could not have reviewed
she could not have reviewed
we could not have reviewed
you could not have reviewed
they could not have reviewed	I could not have been reviewing
you could not have been reviewing
she could not have been reviewing
we could not have been reviewing
you could not have been reviewing
they could not have been reviewing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I review?
could you review?
could she review?
could we review?
could you review?
could they review? 	could I be reviewing?
could you be reviewing?
could she be reviewing?
could we be reviewing?
could you be reviewing?
could they be reviewing? 	could I have reviewed?
could you have reviewed?
could she have reviewed?
could we have reviewed?
could you have reviewed?
could they have reviewed? 	could I have been reviewing?
could you have been reviewing?
could she have been reviewing?
could we have been reviewing?
could you have been reviewing?
could they have been reviewing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not review?
could you not review?
could she not review?
could we not review?
could you not review?
could they not review? 	could I not be reviewing?
could you not be reviewing?
could she not be reviewing?
could we not be reviewing?
could you not be reviewing?
could they not be reviewing? 	could I not have reviewed?
could you not have reviewed?
could she not have reviewed?
could we not have reviewed?
could you not have reviewed?
could they not have reviewed? 	could I not have been reviewing?
could you not have been reviewing?
could she not have been reviewing?
could we not have been reviewing?
could you not have been reviewing?
could they not have been reviewing?