I could animate you could animate he could animate we could animate you could animate they could animate
V-ing form
I could be animating you could be animating he could be animating we could be animating you could be animating they could be animating
Perfect
I could have animated you could have animated he could have animated we could have animated you could have animated they could have animated
V-ing perfect
I could have been animating you could have been animating he could have been animating we could have been animating you could have been animating they could have been animating
Negation
Simple form
I could not animate you could not animate he could not animate we could not animate you could not animate they could not animate
V-ing form
I could not be animating you could not be animating he could not be animating we could not be animating you could not be animating they could not be animating
Perfect
I could not have animated you could not have animated he could not have animated we could not have animated you could not have animated they could not have animated
V-ing perfect
I could not have been animating you could not have been animating he could not have been animating we could not have been animating you could not have been animating they could not have been animating
Interrogative form
Simple form
could I animate? could you animate? could he animate? could we animate? could you animate? could they animate?
V-ing form
could I be animating? could you be animating? could he be animating? could we be animating? could you be animating? could they be animating?
Perfect
could I have animated? could you have animated? could he have animated? could we have animated? could you have animated? could they have animated?
V-ing perfect
could I have been animating? could you have been animating? could he have been animating? could we have been animating? could you have been animating? could they have been animating?
Interro-negative form
Simple form
could I not animate? could you not animate? could he not animate? could we not animate? could you not animate? could they not animate?
V-ing form
could I not be animating? could you not be animating? could he not be animating? could we not be animating? could you not be animating? could they not be animating?
Perfect
could I not have animated? could you not have animated? could he not have animated? could we not have animated? could you not have animated? could they not have animated?
V-ing perfect
could I not have been animating? could you not have been animating? could he not have been animating? could we not have been animating? could you not have been animating? could they not have been animating?