I could rememorize you could rememorize he could rememorize we could rememorize you could rememorize they could rememorize
V-ing form
I could be rememorizing you could be rememorizing he could be rememorizing we could be rememorizing you could be rememorizing they could be rememorizing
Perfect
I could have rememorized you could have rememorized he could have rememorized we could have rememorized you could have rememorized they could have rememorized
V-ing perfect
I could have been rememorizing you could have been rememorizing he could have been rememorizing we could have been rememorizing you could have been rememorizing they could have been rememorizing
Negation
Simple form
I could not rememorize you could not rememorize he could not rememorize we could not rememorize you could not rememorize they could not rememorize
V-ing form
I could not be rememorizing you could not be rememorizing he could not be rememorizing we could not be rememorizing you could not be rememorizing they could not be rememorizing
Perfect
I could not have rememorized you could not have rememorized he could not have rememorized we could not have rememorized you could not have rememorized they could not have rememorized
V-ing perfect
I could not have been rememorizing you could not have been rememorizing he could not have been rememorizing we could not have been rememorizing you could not have been rememorizing they could not have been rememorizing
Interrogative form
Simple form
could I rememorize? could you rememorize? could he rememorize? could we rememorize? could you rememorize? could they rememorize?
V-ing form
could I be rememorizing? could you be rememorizing? could he be rememorizing? could we be rememorizing? could you be rememorizing? could they be rememorizing?
Perfect
could I have rememorized? could you have rememorized? could he have rememorized? could we have rememorized? could you have rememorized? could they have rememorized?
V-ing perfect
could I have been rememorizing? could you have been rememorizing? could he have been rememorizing? could we have been rememorizing? could you have been rememorizing? could they have been rememorizing?
Interro-negative form
Simple form
could I not rememorize? could you not rememorize? could he not rememorize? could we not rememorize? could you not rememorize? could they not rememorize?
V-ing form
could I not be rememorizing? could you not be rememorizing? could he not be rememorizing? could we not be rememorizing? could you not be rememorizing? could they not be rememorizing?
Perfect
could I not have rememorized? could you not have rememorized? could he not have rememorized? could we not have rememorized? could you not have rememorized? could they not have rememorized?
V-ing perfect
could I not have been rememorizing? could you not have been rememorizing? could he not have been rememorizing? could we not have been rememorizing? could you not have been rememorizing? could they not have been rememorizing?