could recover
Verbo regular: recover - recovered- recovered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could recover
you could recover
he could recover
we could recover
you could recover
they could recover 	I could be recovering
you could be recovering
he could be recovering
we could be recovering
you could be recovering
they could be recovering	I could have recovered
you could have recovered
he could have recovered
we could have recovered
you could have recovered
they could have recovered	I could have been recovering
you could have been recovering
he could have been recovering
we could have been recovering
you could have been recovering
they could have been recovering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't recover
you couldn't recover
he couldn't recover
we couldn't recover
you couldn't recover
they couldn't recover 	I couldn't be recovering
you couldn't be recovering
he couldn't be recovering
we couldn't be recovering
you couldn't be recovering
they couldn't be recovering	I couldn't have recovered
you couldn't have recovered
he couldn't have recovered
we couldn't have recovered
you couldn't have recovered
they couldn't have recovered	I couldn't have been recovering
you couldn't have been recovering
he couldn't have been recovering
we couldn't have been recovering
you couldn't have been recovering
they couldn't have been recovering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I recover?
could you recover?
could he recover?
could we recover?
could you recover?
could they recover? 	could I be recovering?
could you be recovering?
could he be recovering?
could we be recovering?
could you be recovering?
could they be recovering? 	could I have recovered?
could you have recovered?
could he have recovered?
could we have recovered?
could you have recovered?
could they have recovered? 	could I have been recovering?
could you have been recovering?
could he have been recovering?
could we have been recovering?
could you have been recovering?
could they have been recovering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I recover?
couldn't you recover?
couldn't he recover?
couldn't we recover?
couldn't you recover?
couldn't they recover? 	couldn't I be recovering?
couldn't you be recovering?
couldn't he be recovering?
couldn't we be recovering?
couldn't you be recovering?
couldn't they be recovering? 	couldn't I have recovered?
couldn't you have recovered?
couldn't he have recovered?
couldn't we have recovered?
couldn't you have recovered?
couldn't they have recovered? 	couldn't I have been recovering?
couldn't you have been recovering?
couldn't he have been recovering?
couldn't we have been recovering?
couldn't you have been recovering?
couldn't they have been recovering?