English verb conjugation
COULD SAVE

Regular verb: save - saved - saved

Affirmation

Simple form	V-ing form
I could save you could save she could save we could save you could save they could save	I could be saving you could be saving she could be saving we could be saving you could be saving they could be saving
Perfect	V-ing perfect
I could have saved you could have saved she could have saved we could have saved you could have saved they could have saved	I could have been saving you could have been saving she could have been saving we could have been saving you could have been saving they could have been saving

Negation

Simple form	V-ing form
I couldn't save you couldn't save she couldn't save we couldn't save you couldn't save they couldn't save	I couldn't be saving you couldn't be saving she couldn't be saving we couldn't be saving you couldn't be saving they couldn't be saving
Perfect	V-ing perfect
I couldn't have saved you couldn't have saved she couldn't have saved we couldn't have saved you couldn't have saved they couldn't have saved	I couldn't have been saving you couldn't have been saving she couldn't have been saving we couldn't have been saving you couldn't have been saving they couldn't have been saving

Interrogative form

Simple form	V-ing form
could I save? could you save? could she save? could we save? could you save? could they save?	could I be saving? could you be saving? could she be saving? could we be saving? could you be saving? could they be saving?
Perfect	V-ing perfect
could I have saved? could you have saved? could she have saved? could we have saved? could you have saved? could they have saved?	could I have been saving? could you have been saving? could she have been saving? could we have been saving? could you have been saving? could they have been saving?

Interro-negative form

Simple form	V-ing form
couldn't I save? couldn't you save? couldn't she save? couldn't we save? couldn't you save? couldn't they save?	couldn't I be saving? couldn't you be saving? couldn't she be saving? couldn't we be saving? couldn't you be saving? couldn't they be saving?
Perfect	V-ing perfect
couldn't I have saved? couldn't you have saved? couldn't she have saved? couldn't we have saved? couldn't you have saved? couldn't they have saved?	couldn't I have been saving? couldn't you have been saving? couldn't she have been saving? couldn't we have been saving? couldn't you have been saving? couldn't they have been saving?