Conjugação do verbo inglês
COULD ENDORSE

Verbo regular: endorse - endorsed - endorsed

Afirmação

Forma simple	Forma com V-ing
I could endorse you could endorse he could endorse we could endorse you could endorse they could endorse	I could be endorsing you could be endorsing he could be endorsing we could be endorsing you could be endorsing they could be endorsing
Perfeito	Perfeito com V-ing
I could have endorsed you could have endorsed he could have endorsed we could have endorsed you could have endorsed they could have endorsed	I could have been endorsing you could have been endorsing he could have been endorsing we could have been endorsing you could have been endorsing they could have been endorsing

Negação

Forma simple	Forma com V-ing
I couldn't endorse you couldn't endorse he couldn't endorse we couldn't endorse you couldn't endorse they couldn't endorse	I couldn't be endorsing you couldn't be endorsing he couldn't be endorsing we couldn't be endorsing you couldn't be endorsing they couldn't be endorsing
Perfeito	Perfeito com V-ing
I couldn't have endorsed you couldn't have endorsed he couldn't have endorsed we couldn't have endorsed you couldn't have endorsed they couldn't have endorsed	I couldn't have been endorsing you couldn't have been endorsing he couldn't have been endorsing we couldn't have been endorsing you couldn't have been endorsing they couldn't have been endorsing

Forma interrogativa

Forma simple	Forma com V-ing
could I endorse? could you endorse? could he endorse? could we endorse? could you endorse? could they endorse?	could I be endorsing? could you be endorsing? could he be endorsing? could we be endorsing? could you be endorsing? could they be endorsing?
Perfeito	Perfeito com V-ing
could I have endorsed? could you have endorsed? could he have endorsed? could we have endorsed? could you have endorsed? could they have endorsed?	could I have been endorsing? could you have been endorsing? could he have been endorsing? could we have been endorsing? could you have been endorsing? could they have been endorsing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I endorse? couldn't you endorse? couldn't he endorse? couldn't we endorse? couldn't you endorse? couldn't they endorse?	couldn't I be endorsing? couldn't you be endorsing? couldn't he be endorsing? couldn't we be endorsing? couldn't you be endorsing? couldn't they be endorsing?
Perfeito	Perfeito com V-ing
couldn't I have endorsed? couldn't you have endorsed? couldn't he have endorsed? couldn't we have endorsed? couldn't you have endorsed? couldn't they have endorsed?	couldn't I have been endorsing? couldn't you have been endorsing? couldn't he have been endorsing? couldn't we have been endorsing? couldn't you have been endorsing? couldn't they have been endorsing?