I could oversee you could oversee he could oversee we could oversee you could oversee they could oversee
Forma com V-ing
I could be overseeing you could be overseeing he could be overseeing we could be overseeing you could be overseeing they could be overseeing
Perfeito
I could have overseen you could have overseen he could have overseen we could have overseen you could have overseen they could have overseen
Perfeito com V-ing
I could have been overseeing you could have been overseeing he could have been overseeing we could have been overseeing you could have been overseeing they could have been overseeing
Negação
Forma simple
I couldn't oversee you couldn't oversee he couldn't oversee we couldn't oversee you couldn't oversee they couldn't oversee
Forma com V-ing
I couldn't be overseeing you couldn't be overseeing he couldn't be overseeing we couldn't be overseeing you couldn't be overseeing they couldn't be overseeing
Perfeito
I couldn't have overseen you couldn't have overseen he couldn't have overseen we couldn't have overseen you couldn't have overseen they couldn't have overseen
Perfeito com V-ing
I couldn't have been overseeing you couldn't have been overseeing he couldn't have been overseeing we couldn't have been overseeing you couldn't have been overseeing they couldn't have been overseeing
Forma interrogativa
Forma simple
could I oversee? could you oversee? could he oversee? could we oversee? could you oversee? could they oversee?
Forma com V-ing
could I be overseeing? could you be overseeing? could he be overseeing? could we be overseeing? could you be overseeing? could they be overseeing?
Perfeito
could I have overseen? could you have overseen? could he have overseen? could we have overseen? could you have overseen? could they have overseen?
Perfeito com V-ing
could I have been overseeing? could you have been overseeing? could he have been overseeing? could we have been overseeing? could you have been overseeing? could they have been overseeing?
Forma interro-Negação
Forma simple
couldn't I oversee? couldn't you oversee? couldn't he oversee? couldn't we oversee? couldn't you oversee? couldn't they oversee?
Forma com V-ing
couldn't I be overseeing? couldn't you be overseeing? couldn't he be overseeing? couldn't we be overseeing? couldn't you be overseeing? couldn't they be overseeing?
Perfeito
couldn't I have overseen? couldn't you have overseen? couldn't he have overseen? couldn't we have overseen? couldn't you have overseen? couldn't they have overseen?
Perfeito com V-ing
couldn't I have been overseeing? couldn't you have been overseeing? couldn't he have been overseeing? couldn't we have been overseeing? couldn't you have been overseeing? couldn't they have been overseeing?