I can navigate you can navigate he can navigate we can navigate you can navigate they can navigate
Forma com V-ing
I can be navigating you can be navigating he can be navigating we can be navigating you can be navigating they can be navigating
Perfeito
I can have navigated you can have navigated he can have navigated we can have navigated you can have navigated they can have navigated
Perfeito com V-ing
I can have been navigating you can have been navigating he can have been navigating we can have been navigating you can have been navigating they can have been navigating
Negação
Forma simple
I can't navigate you can't navigate he can't navigate we can't navigate you can't navigate they can't navigate
Forma com V-ing
I can't be navigating you can't be navigating he can't be navigating we can't be navigating you can't be navigating they can't be navigating
Perfeito
I can't have navigated you can't have navigated he can't have navigated we can't have navigated you can't have navigated they can't have navigated
Perfeito com V-ing
I can't have been navigating you can't have been navigating he can't have been navigating we can't have been navigating you can't have been navigating they can't have been navigating
Forma interrogativa
Forma simple
can I navigate? can you navigate? can he navigate? can we navigate? can you navigate? can they navigate?
Forma com V-ing
can I be navigating? can you be navigating? can he be navigating? can we be navigating? can you be navigating? can they be navigating?
Perfeito
can I have navigated? can you have navigated? can he have navigated? can we have navigated? can you have navigated? can they have navigated?
Perfeito com V-ing
can I have been navigating? can you have been navigating? can he have been navigating? can we have been navigating? can you have been navigating? can they have been navigating?
Forma interro-Negação
Forma simple
can't I navigate? can't you navigate? can't he navigate? can't we navigate? can't you navigate? can't they navigate?
Forma com V-ing
can't I be navigating? can't you be navigating? can't he be navigating? can't we be navigating? can't you be navigating? can't they be navigating?
Perfeito
can't I have navigated? can't you have navigated? can't he have navigated? can't we have navigated? can't you have navigated? can't they have navigated?
Perfeito com V-ing
can't I have been navigating? can't you have been navigating? can't he have been navigating? can't we have been navigating? can't you have been navigating? can't they have been navigating?