I could flip you could flip she could flip we could flip you could flip they could flip
Forma con V-ing
I could be flipping you could be flipping she could be flipping we could be flipping you could be flipping they could be flipping
Perfecto
I could have flipped you could have flipped she could have flipped we could have flipped you could have flipped they could have flipped
Perfecto con V-ing
I could have been flipping you could have been flipping she could have been flipping we could have been flipping you could have been flipping they could have been flipping
Negación
Forma simple
I couldn't flip you couldn't flip she couldn't flip we couldn't flip you couldn't flip they couldn't flip
Forma con V-ing
I couldn't be flipping you couldn't be flipping she couldn't be flipping we couldn't be flipping you couldn't be flipping they couldn't be flipping
Perfecto
I couldn't have flipped you couldn't have flipped she couldn't have flipped we couldn't have flipped you couldn't have flipped they couldn't have flipped
Perfecto con V-ing
I couldn't have been flipping you couldn't have been flipping she couldn't have been flipping we couldn't have been flipping you couldn't have been flipping they couldn't have been flipping
Forma interrogativa
Forma simple
could I flip? could you flip? could she flip? could we flip? could you flip? could they flip?
Forma con V-ing
could I be flipping? could you be flipping? could she be flipping? could we be flipping? could you be flipping? could they be flipping?
Perfecto
could I have flipped? could you have flipped? could she have flipped? could we have flipped? could you have flipped? could they have flipped?
Perfecto con V-ing
could I have been flipping? could you have been flipping? could she have been flipping? could we have been flipping? could you have been flipping? could they have been flipping?
Forma interro-negativa
Forma simple
couldn't I flip? couldn't you flip? couldn't she flip? couldn't we flip? couldn't you flip? couldn't they flip?
Forma con V-ing
couldn't I be flipping? couldn't you be flipping? couldn't she be flipping? couldn't we be flipping? couldn't you be flipping? couldn't they be flipping?
Perfecto
couldn't I have flipped? couldn't you have flipped? couldn't she have flipped? couldn't we have flipped? couldn't you have flipped? couldn't they have flipped?
Perfecto con V-ing
couldn't I have been flipping? couldn't you have been flipping? couldn't she have been flipping? couldn't we have been flipping? couldn't you have been flipping? couldn't they have been flipping?