I could snigger you could snigger he could snigger we could snigger you could snigger they could snigger
Forma con V-ing
I could be sniggering you could be sniggering he could be sniggering we could be sniggering you could be sniggering they could be sniggering
Perfetto
I could have sniggered you could have sniggered he could have sniggered we could have sniggered you could have sniggered they could have sniggered
Perfetto con V-ing
I could have been sniggering you could have been sniggering he could have been sniggering we could have been sniggering you could have been sniggering they could have been sniggering
Negazione
Forma semplice
I couldn't snigger you couldn't snigger he couldn't snigger we couldn't snigger you couldn't snigger they couldn't snigger
Forma con V-ing
I couldn't be sniggering you couldn't be sniggering he couldn't be sniggering we couldn't be sniggering you couldn't be sniggering they couldn't be sniggering
Perfetto
I couldn't have sniggered you couldn't have sniggered he couldn't have sniggered we couldn't have sniggered you couldn't have sniggered they couldn't have sniggered
Perfetto con V-ing
I couldn't have been sniggering you couldn't have been sniggering he couldn't have been sniggering we couldn't have been sniggering you couldn't have been sniggering they couldn't have been sniggering
Forma interrogativa
Forma semplice
could I snigger? could you snigger? could he snigger? could we snigger? could you snigger? could they snigger?
Forma con V-ing
could I be sniggering? could you be sniggering? could he be sniggering? could we be sniggering? could you be sniggering? could they be sniggering?
Perfetto
could I have sniggered? could you have sniggered? could he have sniggered? could we have sniggered? could you have sniggered? could they have sniggered?
Perfetto con V-ing
could I have been sniggering? could you have been sniggering? could he have been sniggering? could we have been sniggering? could you have been sniggering? could they have been sniggering?
Forma interro-negativa
Forma semplice
couldn't I snigger? couldn't you snigger? couldn't he snigger? couldn't we snigger? couldn't you snigger? couldn't they snigger?
Forma con V-ing
couldn't I be sniggering? couldn't you be sniggering? couldn't he be sniggering? couldn't we be sniggering? couldn't you be sniggering? couldn't they be sniggering?
Perfetto
couldn't I have sniggered? couldn't you have sniggered? couldn't he have sniggered? couldn't we have sniggered? couldn't you have sniggered? couldn't they have sniggered?
Perfetto con V-ing
couldn't I have been sniggering? couldn't you have been sniggering? couldn't he have been sniggering? couldn't we have been sniggering? couldn't you have been sniggering? couldn't they have been sniggering?