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