Conjugación del verbo inglés
COULD RANK

Verbo regular: rank - ranked - ranked

Afirmación

Forma simple	Forma con V-ing
I could rank you could rank he could rank we could rank you could rank they could rank	I could be ranking you could be ranking he could be ranking we could be ranking you could be ranking they could be ranking
Perfecto	Perfecto con V-ing
I could have ranked you could have ranked he could have ranked we could have ranked you could have ranked they could have ranked	I could have been ranking you could have been ranking he could have been ranking we could have been ranking you could have been ranking they could have been ranking

Negación

Forma simple	Forma con V-ing
I couldn't rank you couldn't rank he couldn't rank we couldn't rank you couldn't rank they couldn't rank	I couldn't be ranking you couldn't be ranking he couldn't be ranking we couldn't be ranking you couldn't be ranking they couldn't be ranking
Perfecto	Perfecto con V-ing
I couldn't have ranked you couldn't have ranked he couldn't have ranked we couldn't have ranked you couldn't have ranked they couldn't have ranked	I couldn't have been ranking you couldn't have been ranking he couldn't have been ranking we couldn't have been ranking you couldn't have been ranking they couldn't have been ranking

Forma interrogativa

Forma simple	Forma con V-ing
could I rank? could you rank? could he rank? could we rank? could you rank? could they rank?	could I be ranking? could you be ranking? could he be ranking? could we be ranking? could you be ranking? could they be ranking?
Perfecto	Perfecto con V-ing
could I have ranked? could you have ranked? could he have ranked? could we have ranked? could you have ranked? could they have ranked?	could I have been ranking? could you have been ranking? could he have been ranking? could we have been ranking? could you have been ranking? could they have been ranking?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I rank? couldn't you rank? couldn't he rank? couldn't we rank? couldn't you rank? couldn't they rank?	couldn't I be ranking? couldn't you be ranking? couldn't he be ranking? couldn't we be ranking? couldn't you be ranking? couldn't they be ranking?
Perfecto	Perfecto con V-ing
couldn't I have ranked? couldn't you have ranked? couldn't he have ranked? couldn't we have ranked? couldn't you have ranked? couldn't they have ranked?	couldn't I have been ranking? couldn't you have been ranking? couldn't he have been ranking? couldn't we have been ranking? couldn't you have been ranking? couldn't they have been ranking?