I can waddle you can waddle he can waddle we can waddle you can waddle they can waddle
Forma com V-ing
I can be waddling you can be waddling he can be waddling we can be waddling you can be waddling they can be waddling
Perfeito
I can have waddled you can have waddled he can have waddled we can have waddled you can have waddled they can have waddled
Perfeito com V-ing
I can have been waddling you can have been waddling he can have been waddling we can have been waddling you can have been waddling they can have been waddling
Negação
Forma simple
I cannot waddle you cannot waddle he cannot waddle we cannot waddle you cannot waddle they cannot waddle
Forma com V-ing
I cannot be waddling you cannot be waddling he cannot be waddling we cannot be waddling you cannot be waddling they cannot be waddling
Perfeito
I cannot have waddled you cannot have waddled he cannot have waddled we cannot have waddled you cannot have waddled they cannot have waddled
Perfeito com V-ing
I cannot have been waddling you cannot have been waddling he cannot have been waddling we cannot have been waddling you cannot have been waddling they cannot have been waddling
Forma interrogativa
Forma simple
can I waddle? can you waddle? can he waddle? can we waddle? can you waddle? can they waddle?
Forma com V-ing
can I be waddling? can you be waddling? can he be waddling? can we be waddling? can you be waddling? can they be waddling?
Perfeito
can I have waddled? can you have waddled? can he have waddled? can we have waddled? can you have waddled? can they have waddled?
Perfeito com V-ing
can I have been waddling? can you have been waddling? can he have been waddling? can we have been waddling? can you have been waddling? can they have been waddling?
Forma interro-Negação
Forma simple
can I not waddle? can you not waddle? can he not waddle? can we not waddle? can you not waddle? can they not waddle?
Forma com V-ing
can I not be waddling? can you not be waddling? can he not be waddling? can we not be waddling? can you not be waddling? can they not be waddling?
Perfeito
can I not have waddled? can you not have waddled? can he not have waddled? can we not have waddled? can you not have waddled? can they not have waddled?
Perfeito com V-ing
can I not have been waddling? can you not have been waddling? can he not have been waddling? can we not have been waddling? can you not have been waddling? can they not have been waddling?