I can fitter you can fitter he can fitter we can fitter you can fitter they can fitter
Forma com V-ing
I can be fittering you can be fittering he can be fittering we can be fittering you can be fittering they can be fittering
Perfeito
I can have fittered you can have fittered he can have fittered we can have fittered you can have fittered they can have fittered
Perfeito com V-ing
I can have been fittering you can have been fittering he can have been fittering we can have been fittering you can have been fittering they can have been fittering
Negação
Forma simple
I can't fitter you can't fitter he can't fitter we can't fitter you can't fitter they can't fitter
Forma com V-ing
I can't be fittering you can't be fittering he can't be fittering we can't be fittering you can't be fittering they can't be fittering
Perfeito
I can't have fittered you can't have fittered he can't have fittered we can't have fittered you can't have fittered they can't have fittered
Perfeito com V-ing
I can't have been fittering you can't have been fittering he can't have been fittering we can't have been fittering you can't have been fittering they can't have been fittering
Forma interrogativa
Forma simple
can I fitter? can you fitter? can he fitter? can we fitter? can you fitter? can they fitter?
Forma com V-ing
can I be fittering? can you be fittering? can he be fittering? can we be fittering? can you be fittering? can they be fittering?
Perfeito
can I have fittered? can you have fittered? can he have fittered? can we have fittered? can you have fittered? can they have fittered?
Perfeito com V-ing
can I have been fittering? can you have been fittering? can he have been fittering? can we have been fittering? can you have been fittering? can they have been fittering?
Forma interro-Negação
Forma simple
can't I fitter? can't you fitter? can't he fitter? can't we fitter? can't you fitter? can't they fitter?
Forma com V-ing
can't I be fittering? can't you be fittering? can't he be fittering? can't we be fittering? can't you be fittering? can't they be fittering?
Perfeito
can't I have fittered? can't you have fittered? can't he have fittered? can't we have fittered? can't you have fittered? can't they have fittered?
Perfeito com V-ing
can't I have been fittering? can't you have been fittering? can't he have been fittering? can't we have been fittering? can't you have been fittering? can't they have been fittering?