I could snowplow you could snowplow he could snowplow we could snowplow you could snowplow they could snowplow
Forma com V-ing
I could be snowplowing you could be snowplowing he could be snowplowing we could be snowplowing you could be snowplowing they could be snowplowing
Perfeito
I could have snowplowed you could have snowplowed he could have snowplowed we could have snowplowed you could have snowplowed they could have snowplowed
Perfeito com V-ing
I could have been snowplowing you could have been snowplowing he could have been snowplowing we could have been snowplowing you could have been snowplowing they could have been snowplowing
Negação
Forma simple
I could not snowplow you could not snowplow he could not snowplow we could not snowplow you could not snowplow they could not snowplow
Forma com V-ing
I could not be snowplowing you could not be snowplowing he could not be snowplowing we could not be snowplowing you could not be snowplowing they could not be snowplowing
Perfeito
I could not have snowplowed you could not have snowplowed he could not have snowplowed we could not have snowplowed you could not have snowplowed they could not have snowplowed
Perfeito com V-ing
I could not have been snowplowing you could not have been snowplowing he could not have been snowplowing we could not have been snowplowing you could not have been snowplowing they could not have been snowplowing
Forma interrogativa
Forma simple
could I snowplow? could you snowplow? could he snowplow? could we snowplow? could you snowplow? could they snowplow?
Forma com V-ing
could I be snowplowing? could you be snowplowing? could he be snowplowing? could we be snowplowing? could you be snowplowing? could they be snowplowing?
Perfeito
could I have snowplowed? could you have snowplowed? could he have snowplowed? could we have snowplowed? could you have snowplowed? could they have snowplowed?
Perfeito com V-ing
could I have been snowplowing? could you have been snowplowing? could he have been snowplowing? could we have been snowplowing? could you have been snowplowing? could they have been snowplowing?
Forma interro-Negação
Forma simple
could I not snowplow? could you not snowplow? could he not snowplow? could we not snowplow? could you not snowplow? could they not snowplow?
Forma com V-ing
could I not be snowplowing? could you not be snowplowing? could he not be snowplowing? could we not be snowplowing? could you not be snowplowing? could they not be snowplowing?
Perfeito
could I not have snowplowed? could you not have snowplowed? could he not have snowplowed? could we not have snowplowed? could you not have snowplowed? could they not have snowplowed?
Perfeito com V-ing
could I not have been snowplowing? could you not have been snowplowing? could he not have been snowplowing? could we not have been snowplowing? could you not have been snowplowing? could they not have been snowplowing?