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