Conjugación del verbo inglés
COULD ENDORSE

Verbo regular: endorse - endorsed - endorsed

Afirmación

Forma simple	Forma con V-ing
I could endorse you could endorse she could endorse we could endorse you could endorse they could endorse	I could be endorsing you could be endorsing she could be endorsing we could be endorsing you could be endorsing they could be endorsing
Perfecto	Perfecto con V-ing
I could have endorsed you could have endorsed she 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 she could have been endorsing we could have been endorsing you could have been endorsing they could have been endorsing

Negación

Forma simple	Forma con V-ing
I couldn't endorse you couldn't endorse she 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 she couldn't be endorsing we couldn't be endorsing you couldn't be endorsing they couldn't be endorsing
Perfecto	Perfecto con V-ing
I couldn't have endorsed you couldn't have endorsed she 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 she 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 con V-ing
could I endorse? could you endorse? could she endorse? could we endorse? could you endorse? could they endorse?	could I be endorsing? could you be endorsing? could she be endorsing? could we be endorsing? could you be endorsing? could they be endorsing?
Perfecto	Perfecto con V-ing
could I have endorsed? could you have endorsed? could she 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 she have been endorsing? could we have been endorsing? could you have been endorsing? could they have been endorsing?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I endorse? couldn't you endorse? couldn't she 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 she be endorsing? couldn't we be endorsing? couldn't you be endorsing? couldn't they be endorsing?
Perfecto	Perfecto con V-ing
couldn't I have endorsed? couldn't you have endorsed? couldn't she 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 she have been endorsing? couldn't we have been endorsing? couldn't you have been endorsing? couldn't they have been endorsing?