I could rouse you could rouse he could rouse we could rouse you could rouse they could rouse
V-ing form
I could be rousing you could be rousing he could be rousing we could be rousing you could be rousing they could be rousing
Perfect
I could have roused you could have roused he could have roused we could have roused you could have roused they could have roused
V-ing perfect
I could have been rousing you could have been rousing he could have been rousing we could have been rousing you could have been rousing they could have been rousing
Negation
Simple form
I could not rouse you could not rouse he could not rouse we could not rouse you could not rouse they could not rouse
V-ing form
I could not be rousing you could not be rousing he could not be rousing we could not be rousing you could not be rousing they could not be rousing
Perfect
I could not have roused you could not have roused he could not have roused we could not have roused you could not have roused they could not have roused
V-ing perfect
I could not have been rousing you could not have been rousing he could not have been rousing we could not have been rousing you could not have been rousing they could not have been rousing
Interrogative form
Simple form
could I rouse? could you rouse? could he rouse? could we rouse? could you rouse? could they rouse?
V-ing form
could I be rousing? could you be rousing? could he be rousing? could we be rousing? could you be rousing? could they be rousing?
Perfect
could I have roused? could you have roused? could he have roused? could we have roused? could you have roused? could they have roused?
V-ing perfect
could I have been rousing? could you have been rousing? could he have been rousing? could we have been rousing? could you have been rousing? could they have been rousing?
Interro-negative form
Simple form
could I not rouse? could you not rouse? could he not rouse? could we not rouse? could you not rouse? could they not rouse?
V-ing form
could I not be rousing? could you not be rousing? could he not be rousing? could we not be rousing? could you not be rousing? could they not be rousing?
Perfect
could I not have roused? could you not have roused? could he not have roused? could we not have roused? could you not have roused? could they not have roused?
V-ing perfect
could I not have been rousing? could you not have been rousing? could he not have been rousing? could we not have been rousing? could you not have been rousing? could they not have been rousing?