I can waddle you can waddle she can waddle we can waddle you can waddle they can waddle
Forma con V-ing
I can be waddling you can be waddling she can be waddling we can be waddling you can be waddling they can be waddling
Perfecto
I can have waddled you can have waddled she can have waddled we can have waddled you can have waddled they can have waddled
Perfecto con V-ing
I can have been waddling you can have been waddling she can have been waddling we can have been waddling you can have been waddling they can have been waddling
Negación
Forma simple
I can't waddle you can't waddle she can't waddle we can't waddle you can't waddle they can't waddle
Forma con V-ing
I can't be waddling you can't be waddling she can't be waddling we can't be waddling you can't be waddling they can't be waddling
Perfecto
I can't have waddled you can't have waddled she can't have waddled we can't have waddled you can't have waddled they can't have waddled
Perfecto con V-ing
I can't have been waddling you can't have been waddling she can't have been waddling we can't have been waddling you can't have been waddling they can't have been waddling
Forma interrogativa
Forma simple
can I waddle? can you waddle? can she waddle? can we waddle? can you waddle? can they waddle?
Forma con V-ing
can I be waddling? can you be waddling? can she be waddling? can we be waddling? can you be waddling? can they be waddling?
Perfecto
can I have waddled? can you have waddled? can she have waddled? can we have waddled? can you have waddled? can they have waddled?
Perfecto con V-ing
can I have been waddling? can you have been waddling? can she have been waddling? can we have been waddling? can you have been waddling? can they have been waddling?
Forma interro-negativa
Forma simple
can't I waddle? can't you waddle? can't she waddle? can't we waddle? can't you waddle? can't they waddle?
Forma con V-ing
can't I be waddling? can't you be waddling? can't she be waddling? can't we be waddling? can't you be waddling? can't they be waddling?
Perfecto
can't I have waddled? can't you have waddled? can't she have waddled? can't we have waddled? can't you have waddled? can't they have waddled?
Perfecto con V-ing
can't I have been waddling? can't you have been waddling? can't she have been waddling? can't we have been waddling? can't you have been waddling? can't they have been waddling?