could rake
Verbo regular: rake - raked- raked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could rake
you could rake
he could rake
we could rake
you could rake
they could rake 	I could be raking
you could be raking
he could be raking
we could be raking
you could be raking
they could be raking	I could have raked
you could have raked
he could have raked
we could have raked
you could have raked
they could have raked	I could have been raking
you could have been raking
he could have been raking
we could have been raking
you could have been raking
they could have been raking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not rake
you could not rake
he could not rake
we could not rake
you could not rake
they could not rake 	I could not be raking
you could not be raking
he could not be raking
we could not be raking
you could not be raking
they could not be raking	I could not have raked
you could not have raked
he could not have raked
we could not have raked
you could not have raked
they could not have raked	I could not have been raking
you could not have been raking
he could not have been raking
we could not have been raking
you could not have been raking
they could not have been raking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I rake?
could you rake?
could he rake?
could we rake?
could you rake?
could they rake? 	could I be raking?
could you be raking?
could he be raking?
could we be raking?
could you be raking?
could they be raking? 	could I have raked?
could you have raked?
could he have raked?
could we have raked?
could you have raked?
could they have raked? 	could I have been raking?
could you have been raking?
could he have been raking?
could we have been raking?
could you have been raking?
could they have been raking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not rake?
could you not rake?
could he not rake?
could we not rake?
could you not rake?
could they not rake? 	could I not be raking?
could you not be raking?
could he not be raking?
could we not be raking?
could you not be raking?
could they not be raking? 	could I not have raked?
could you not have raked?
could he not have raked?
could we not have raked?
could you not have raked?
could they not have raked? 	could I not have been raking?
could you not have been raking?
could he not have been raking?
could we not have been raking?
could you not have been raking?
could they not have been raking?