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