Conjugação do verbo inglês
COULD ARRIVE

Verbo regular: arrive - arrived - arrived

Afirmação

Forma simple	Forma com V-ing
I could arrive you could arrive he could arrive we could arrive you could arrive they could arrive	I could be arriving you could be arriving he could be arriving we could be arriving you could be arriving they could be arriving
Perfeito	Perfeito com V-ing
I could have arrived you could have arrived he could have arrived we could have arrived you could have arrived they could have arrived	I could have been arriving you could have been arriving he could have been arriving we could have been arriving you could have been arriving they could have been arriving

Negação

Forma simple	Forma com V-ing
I couldn't arrive you couldn't arrive he couldn't arrive we couldn't arrive you couldn't arrive they couldn't arrive	I couldn't be arriving you couldn't be arriving he couldn't be arriving we couldn't be arriving you couldn't be arriving they couldn't be arriving
Perfeito	Perfeito com V-ing
I couldn't have arrived you couldn't have arrived he couldn't have arrived we couldn't have arrived you couldn't have arrived they couldn't have arrived	I couldn't have been arriving you couldn't have been arriving he couldn't have been arriving we couldn't have been arriving you couldn't have been arriving they couldn't have been arriving

Forma interrogativa

Forma simple	Forma com V-ing
could I arrive? could you arrive? could he arrive? could we arrive? could you arrive? could they arrive?	could I be arriving? could you be arriving? could he be arriving? could we be arriving? could you be arriving? could they be arriving?
Perfeito	Perfeito com V-ing
could I have arrived? could you have arrived? could he have arrived? could we have arrived? could you have arrived? could they have arrived?	could I have been arriving? could you have been arriving? could he have been arriving? could we have been arriving? could you have been arriving? could they have been arriving?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I arrive? couldn't you arrive? couldn't he arrive? couldn't we arrive? couldn't you arrive? couldn't they arrive?	couldn't I be arriving? couldn't you be arriving? couldn't he be arriving? couldn't we be arriving? couldn't you be arriving? couldn't they be arriving?
Perfeito	Perfeito com V-ing
couldn't I have arrived? couldn't you have arrived? couldn't he have arrived? couldn't we have arrived? couldn't you have arrived? couldn't they have arrived?	couldn't I have been arriving? couldn't you have been arriving? couldn't he have been arriving? couldn't we have been arriving? couldn't you have been arriving? couldn't they have been arriving?