Conjugação do verbo inglês
COULD NAVIGATE

Verbo regular: navigate - navigated - navigated

Afirmação

Forma simple	Forma com V-ing
I could navigate you could navigate he could navigate we could navigate you could navigate they could navigate	I could be navigating you could be navigating he could be navigating we could be navigating you could be navigating they could be navigating
Perfeito	Perfeito com V-ing
I could have navigated you could have navigated he could have navigated we could have navigated you could have navigated they could have navigated	I could have been navigating you could have been navigating he could have been navigating we could have been navigating you could have been navigating they could have been navigating

Negação

Forma simple	Forma com V-ing
I couldn't navigate you couldn't navigate he couldn't navigate we couldn't navigate you couldn't navigate they couldn't navigate	I couldn't be navigating you couldn't be navigating he couldn't be navigating we couldn't be navigating you couldn't be navigating they couldn't be navigating
Perfeito	Perfeito com V-ing
I couldn't have navigated you couldn't have navigated he couldn't have navigated we couldn't have navigated you couldn't have navigated they couldn't have navigated	I couldn't have been navigating you couldn't have been navigating he couldn't have been navigating we couldn't have been navigating you couldn't have been navigating they couldn't have been navigating

Forma interrogativa

Forma simple	Forma com V-ing
could I navigate? could you navigate? could he navigate? could we navigate? could you navigate? could they navigate?	could I be navigating? could you be navigating? could he be navigating? could we be navigating? could you be navigating? could they be navigating?
Perfeito	Perfeito com V-ing
could I have navigated? could you have navigated? could he have navigated? could we have navigated? could you have navigated? could they have navigated?	could I have been navigating? could you have been navigating? could he have been navigating? could we have been navigating? could you have been navigating? could they have been navigating?

Forma interro-Negação

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