could cross-reference
Verbo regular: cross-reference - cross-referenced- cross-referenced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could cross-reference
you could cross-reference
she could cross-reference
we could cross-reference
you could cross-reference
they could cross-reference 	I could be cross-referencing
you could be cross-referencing
she could be cross-referencing
we could be cross-referencing
you could be cross-referencing
they could be cross-referencing	I could have cross-referenced
you could have cross-referenced
she could have cross-referenced
we could have cross-referenced
you could have cross-referenced
they could have cross-referenced	I could have been cross-referencing
you could have been cross-referencing
she could have been cross-referencing
we could have been cross-referencing
you could have been cross-referencing
they could have been cross-referencing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not cross-reference
you could not cross-reference
she could not cross-reference
we could not cross-reference
you could not cross-reference
they could not cross-reference 	I could not be cross-referencing
you could not be cross-referencing
she could not be cross-referencing
we could not be cross-referencing
you could not be cross-referencing
they could not be cross-referencing	I could not have cross-referenced
you could not have cross-referenced
she could not have cross-referenced
we could not have cross-referenced
you could not have cross-referenced
they could not have cross-referenced	I could not have been cross-referencing
you could not have been cross-referencing
she could not have been cross-referencing
we could not have been cross-referencing
you could not have been cross-referencing
they could not have been cross-referencing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I cross-reference?
could you cross-reference?
could she cross-reference?
could we cross-reference?
could you cross-reference?
could they cross-reference? 	could I be cross-referencing?
could you be cross-referencing?
could she be cross-referencing?
could we be cross-referencing?
could you be cross-referencing?
could they be cross-referencing? 	could I have cross-referenced?
could you have cross-referenced?
could she have cross-referenced?
could we have cross-referenced?
could you have cross-referenced?
could they have cross-referenced? 	could I have been cross-referencing?
could you have been cross-referencing?
could she have been cross-referencing?
could we have been cross-referencing?
could you have been cross-referencing?
could they have been cross-referencing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not cross-reference?
could you not cross-reference?
could she not cross-reference?
could we not cross-reference?
could you not cross-reference?
could they not cross-reference? 	could I not be cross-referencing?
could you not be cross-referencing?
could she not be cross-referencing?
could we not be cross-referencing?
could you not be cross-referencing?
could they not be cross-referencing? 	could I not have cross-referenced?
could you not have cross-referenced?
could she not have cross-referenced?
could we not have cross-referenced?
could you not have cross-referenced?
could they not have cross-referenced? 	could I not have been cross-referencing?
could you not have been cross-referencing?
could she not have been cross-referencing?
could we not have been cross-referencing?
could you not have been cross-referencing?
could they not have been cross-referencing?