could zoom
Verbo regular: zoom - zoomed- zoomed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could zoom
you could zoom
he could zoom
we could zoom
you could zoom
they could zoom 	I could be zooming
you could be zooming
he could be zooming
we could be zooming
you could be zooming
they could be zooming	I could have zoomed
you could have zoomed
he could have zoomed
we could have zoomed
you could have zoomed
they could have zoomed	I could have been zooming
you could have been zooming
he could have been zooming
we could have been zooming
you could have been zooming
they could have been zooming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not zoom
you could not zoom
he could not zoom
we could not zoom
you could not zoom
they could not zoom 	I could not be zooming
you could not be zooming
he could not be zooming
we could not be zooming
you could not be zooming
they could not be zooming	I could not have zoomed
you could not have zoomed
he could not have zoomed
we could not have zoomed
you could not have zoomed
they could not have zoomed	I could not have been zooming
you could not have been zooming
he could not have been zooming
we could not have been zooming
you could not have been zooming
they could not have been zooming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I zoom?
could you zoom?
could he zoom?
could we zoom?
could you zoom?
could they zoom? 	could I be zooming?
could you be zooming?
could he be zooming?
could we be zooming?
could you be zooming?
could they be zooming? 	could I have zoomed?
could you have zoomed?
could he have zoomed?
could we have zoomed?
could you have zoomed?
could they have zoomed? 	could I have been zooming?
could you have been zooming?
could he have been zooming?
could we have been zooming?
could you have been zooming?
could they have been zooming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not zoom?
could you not zoom?
could he not zoom?
could we not zoom?
could you not zoom?
could they not zoom? 	could I not be zooming?
could you not be zooming?
could he not be zooming?
could we not be zooming?
could you not be zooming?
could they not be zooming? 	could I not have zoomed?
could you not have zoomed?
could he not have zoomed?
could we not have zoomed?
could you not have zoomed?
could they not have zoomed? 	could I not have been zooming?
could you not have been zooming?
could he not have been zooming?
could we not have been zooming?
could you not have been zooming?
could they not have been zooming?