I could ski you could ski she could ski we could ski you could ski they could ski
Forma con V-ing
I could be skiing you could be skiing she could be skiing we could be skiing you could be skiing they could be skiing
Perfetto
I could have skied you could have skied she could have skied we could have skied you could have skied they could have skied
Perfetto con V-ing
I could have been skiing you could have been skiing she could have been skiing we could have been skiing you could have been skiing they could have been skiing
Negazione
Forma semplice
I couldn't ski you couldn't ski she couldn't ski we couldn't ski you couldn't ski they couldn't ski
Forma con V-ing
I couldn't be skiing you couldn't be skiing she couldn't be skiing we couldn't be skiing you couldn't be skiing they couldn't be skiing
Perfetto
I couldn't have skied you couldn't have skied she couldn't have skied we couldn't have skied you couldn't have skied they couldn't have skied
Perfetto con V-ing
I couldn't have been skiing you couldn't have been skiing she couldn't have been skiing we couldn't have been skiing you couldn't have been skiing they couldn't have been skiing
Forma interrogativa
Forma semplice
could I ski? could you ski? could she ski? could we ski? could you ski? could they ski?
Forma con V-ing
could I be skiing? could you be skiing? could she be skiing? could we be skiing? could you be skiing? could they be skiing?
Perfetto
could I have skied? could you have skied? could she have skied? could we have skied? could you have skied? could they have skied?
Perfetto con V-ing
could I have been skiing? could you have been skiing? could she have been skiing? could we have been skiing? could you have been skiing? could they have been skiing?
Forma interro-negativa
Forma semplice
couldn't I ski? couldn't you ski? couldn't she ski? couldn't we ski? couldn't you ski? couldn't they ski?
Forma con V-ing
couldn't I be skiing? couldn't you be skiing? couldn't she be skiing? couldn't we be skiing? couldn't you be skiing? couldn't they be skiing?
Perfetto
couldn't I have skied? couldn't you have skied? couldn't she have skied? couldn't we have skied? couldn't you have skied? couldn't they have skied?
Perfetto con V-ing
couldn't I have been skiing? couldn't you have been skiing? couldn't she have been skiing? couldn't we have been skiing? couldn't you have been skiing? couldn't they have been skiing?