could nest
Verbo regular: nest - nested- nested

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could nest
you could nest
he could nest
we could nest
you could nest
they could nest 	I could be nesting
you could be nesting
he could be nesting
we could be nesting
you could be nesting
they could be nesting	I could have nested
you could have nested
he could have nested
we could have nested
you could have nested
they could have nested	I could have been nesting
you could have been nesting
he could have been nesting
we could have been nesting
you could have been nesting
they could have been nesting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not nest
you could not nest
he could not nest
we could not nest
you could not nest
they could not nest 	I could not be nesting
you could not be nesting
he could not be nesting
we could not be nesting
you could not be nesting
they could not be nesting	I could not have nested
you could not have nested
he could not have nested
we could not have nested
you could not have nested
they could not have nested	I could not have been nesting
you could not have been nesting
he could not have been nesting
we could not have been nesting
you could not have been nesting
they could not have been nesting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I nest?
could you nest?
could he nest?
could we nest?
could you nest?
could they nest? 	could I be nesting?
could you be nesting?
could he be nesting?
could we be nesting?
could you be nesting?
could they be nesting? 	could I have nested?
could you have nested?
could he have nested?
could we have nested?
could you have nested?
could they have nested? 	could I have been nesting?
could you have been nesting?
could he have been nesting?
could we have been nesting?
could you have been nesting?
could they have been nesting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not nest?
could you not nest?
could he not nest?
could we not nest?
could you not nest?
could they not nest? 	could I not be nesting?
could you not be nesting?
could he not be nesting?
could we not be nesting?
could you not be nesting?
could they not be nesting? 	could I not have nested?
could you not have nested?
could he not have nested?
could we not have nested?
could you not have nested?
could they not have nested? 	could I not have been nesting?
could you not have been nesting?
could he not have been nesting?
could we not have been nesting?
could you not have been nesting?
could they not have been nesting?