I could hammer you could hammer she could hammer we could hammer you could hammer they could hammer
Forma com V-ing
I could be hammering you could be hammering she could be hammering we could be hammering you could be hammering they could be hammering
Perfeito
I could have hammered you could have hammered she could have hammered we could have hammered you could have hammered they could have hammered
Perfeito com V-ing
I could have been hammering you could have been hammering she could have been hammering we could have been hammering you could have been hammering they could have been hammering
Negação
Forma simple
I couldn't hammer you couldn't hammer she couldn't hammer we couldn't hammer you couldn't hammer they couldn't hammer
Forma com V-ing
I couldn't be hammering you couldn't be hammering she couldn't be hammering we couldn't be hammering you couldn't be hammering they couldn't be hammering
Perfeito
I couldn't have hammered you couldn't have hammered she couldn't have hammered we couldn't have hammered you couldn't have hammered they couldn't have hammered
Perfeito com V-ing
I couldn't have been hammering you couldn't have been hammering she couldn't have been hammering we couldn't have been hammering you couldn't have been hammering they couldn't have been hammering
Forma interrogativa
Forma simple
could I hammer? could you hammer? could she hammer? could we hammer? could you hammer? could they hammer?
Forma com V-ing
could I be hammering? could you be hammering? could she be hammering? could we be hammering? could you be hammering? could they be hammering?
Perfeito
could I have hammered? could you have hammered? could she have hammered? could we have hammered? could you have hammered? could they have hammered?
Perfeito com V-ing
could I have been hammering? could you have been hammering? could she have been hammering? could we have been hammering? could you have been hammering? could they have been hammering?
Forma interro-Negação
Forma simple
couldn't I hammer? couldn't you hammer? couldn't she hammer? couldn't we hammer? couldn't you hammer? couldn't they hammer?
Forma com V-ing
couldn't I be hammering? couldn't you be hammering? couldn't she be hammering? couldn't we be hammering? couldn't you be hammering? couldn't they be hammering?
Perfeito
couldn't I have hammered? couldn't you have hammered? couldn't she have hammered? couldn't we have hammered? couldn't you have hammered? couldn't they have hammered?
Perfeito com V-ing
couldn't I have been hammering? couldn't you have been hammering? couldn't she have been hammering? couldn't we have been hammering? couldn't you have been hammering? couldn't they have been hammering?