I can smooth you can smooth he can smooth we can smooth you can smooth they can smooth
Forma com V-ing
I can be smoothing you can be smoothing he can be smoothing we can be smoothing you can be smoothing they can be smoothing
Perfeito
I can have smoothed you can have smoothed he can have smoothed we can have smoothed you can have smoothed they can have smoothed
Perfeito com V-ing
I can have been smoothing you can have been smoothing he can have been smoothing we can have been smoothing you can have been smoothing they can have been smoothing
Negação
Forma simple
I can't smooth you can't smooth he can't smooth we can't smooth you can't smooth they can't smooth
Forma com V-ing
I can't be smoothing you can't be smoothing he can't be smoothing we can't be smoothing you can't be smoothing they can't be smoothing
Perfeito
I can't have smoothed you can't have smoothed he can't have smoothed we can't have smoothed you can't have smoothed they can't have smoothed
Perfeito com V-ing
I can't have been smoothing you can't have been smoothing he can't have been smoothing we can't have been smoothing you can't have been smoothing they can't have been smoothing
Forma interrogativa
Forma simple
can I smooth? can you smooth? can he smooth? can we smooth? can you smooth? can they smooth?
Forma com V-ing
can I be smoothing? can you be smoothing? can he be smoothing? can we be smoothing? can you be smoothing? can they be smoothing?
Perfeito
can I have smoothed? can you have smoothed? can he have smoothed? can we have smoothed? can you have smoothed? can they have smoothed?
Perfeito com V-ing
can I have been smoothing? can you have been smoothing? can he have been smoothing? can we have been smoothing? can you have been smoothing? can they have been smoothing?
Forma interro-Negação
Forma simple
can't I smooth? can't you smooth? can't he smooth? can't we smooth? can't you smooth? can't they smooth?
Forma com V-ing
can't I be smoothing? can't you be smoothing? can't he be smoothing? can't we be smoothing? can't you be smoothing? can't they be smoothing?
Perfeito
can't I have smoothed? can't you have smoothed? can't he have smoothed? can't we have smoothed? can't you have smoothed? can't they have smoothed?
Perfeito com V-ing
can't I have been smoothing? can't you have been smoothing? can't he have been smoothing? can't we have been smoothing? can't you have been smoothing? can't they have been smoothing?