Conjugação do verbo inglês
COULD LIFEGUARD

Verbo regular: lifeguard - lifeguarded - lifeguarded

Afirmação

Forma simple	Forma com V-ing
I could lifeguard you could lifeguard he could lifeguard we could lifeguard you could lifeguard they could lifeguard	I could be lifeguarding you could be lifeguarding he could be lifeguarding we could be lifeguarding you could be lifeguarding they could be lifeguarding
Perfeito	Perfeito com V-ing
I could have lifeguarded you could have lifeguarded he could have lifeguarded we could have lifeguarded you could have lifeguarded they could have lifeguarded	I could have been lifeguarding you could have been lifeguarding he could have been lifeguarding we could have been lifeguarding you could have been lifeguarding they could have been lifeguarding

Negação

Forma simple	Forma com V-ing
I couldn't lifeguard you couldn't lifeguard he couldn't lifeguard we couldn't lifeguard you couldn't lifeguard they couldn't lifeguard	I couldn't be lifeguarding you couldn't be lifeguarding he couldn't be lifeguarding we couldn't be lifeguarding you couldn't be lifeguarding they couldn't be lifeguarding
Perfeito	Perfeito com V-ing
I couldn't have lifeguarded you couldn't have lifeguarded he couldn't have lifeguarded we couldn't have lifeguarded you couldn't have lifeguarded they couldn't have lifeguarded	I couldn't have been lifeguarding you couldn't have been lifeguarding he couldn't have been lifeguarding we couldn't have been lifeguarding you couldn't have been lifeguarding they couldn't have been lifeguarding

Forma interrogativa

Forma simple	Forma com V-ing
could I lifeguard? could you lifeguard? could he lifeguard? could we lifeguard? could you lifeguard? could they lifeguard?	could I be lifeguarding? could you be lifeguarding? could he be lifeguarding? could we be lifeguarding? could you be lifeguarding? could they be lifeguarding?
Perfeito	Perfeito com V-ing
could I have lifeguarded? could you have lifeguarded? could he have lifeguarded? could we have lifeguarded? could you have lifeguarded? could they have lifeguarded?	could I have been lifeguarding? could you have been lifeguarding? could he have been lifeguarding? could we have been lifeguarding? could you have been lifeguarding? could they have been lifeguarding?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I lifeguard? couldn't you lifeguard? couldn't he lifeguard? couldn't we lifeguard? couldn't you lifeguard? couldn't they lifeguard?	couldn't I be lifeguarding? couldn't you be lifeguarding? couldn't he be lifeguarding? couldn't we be lifeguarding? couldn't you be lifeguarding? couldn't they be lifeguarding?
Perfeito	Perfeito com V-ing
couldn't I have lifeguarded? couldn't you have lifeguarded? couldn't he have lifeguarded? couldn't we have lifeguarded? couldn't you have lifeguarded? couldn't they have lifeguarded?	couldn't I have been lifeguarding? couldn't you have been lifeguarding? couldn't he have been lifeguarding? couldn't we have been lifeguarding? couldn't you have been lifeguarding? couldn't they have been lifeguarding?