Conjugación del verbo inglés
COULD KNACKER

Verbo regular: knacker - knackered - knackered

Afirmación

Forma simple	Forma con V-ing
I could knacker you could knacker he could knacker we could knacker you could knacker they could knacker	I could be knackering you could be knackering he could be knackering we could be knackering you could be knackering they could be knackering
Perfecto	Perfecto con V-ing
I could have knackered you could have knackered he could have knackered we could have knackered you could have knackered they could have knackered	I could have been knackering you could have been knackering he could have been knackering we could have been knackering you could have been knackering they could have been knackering

Negación

Forma simple	Forma con V-ing
I couldn't knacker you couldn't knacker he couldn't knacker we couldn't knacker you couldn't knacker they couldn't knacker	I couldn't be knackering you couldn't be knackering he couldn't be knackering we couldn't be knackering you couldn't be knackering they couldn't be knackering
Perfecto	Perfecto con V-ing
I couldn't have knackered you couldn't have knackered he couldn't have knackered we couldn't have knackered you couldn't have knackered they couldn't have knackered	I couldn't have been knackering you couldn't have been knackering he couldn't have been knackering we couldn't have been knackering you couldn't have been knackering they couldn't have been knackering

Forma interrogativa

Forma simple	Forma con V-ing
could I knacker? could you knacker? could he knacker? could we knacker? could you knacker? could they knacker?	could I be knackering? could you be knackering? could he be knackering? could we be knackering? could you be knackering? could they be knackering?
Perfecto	Perfecto con V-ing
could I have knackered? could you have knackered? could he have knackered? could we have knackered? could you have knackered? could they have knackered?	could I have been knackering? could you have been knackering? could he have been knackering? could we have been knackering? could you have been knackering? could they have been knackering?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I knacker? couldn't you knacker? couldn't he knacker? couldn't we knacker? couldn't you knacker? couldn't they knacker?	couldn't I be knackering? couldn't you be knackering? couldn't he be knackering? couldn't we be knackering? couldn't you be knackering? couldn't they be knackering?
Perfecto	Perfecto con V-ing
couldn't I have knackered? couldn't you have knackered? couldn't he have knackered? couldn't we have knackered? couldn't you have knackered? couldn't they have knackered?	couldn't I have been knackering? couldn't you have been knackering? couldn't he have been knackering? couldn't we have been knackering? couldn't you have been knackering? couldn't they have been knackering?