I could mosh you could mosh he could mosh we could mosh you could mosh they could mosh
V-ing form
I could be moshing you could be moshing he could be moshing we could be moshing you could be moshing they could be moshing
Perfect
I could have moshed you could have moshed he could have moshed we could have moshed you could have moshed they could have moshed
V-ing perfect
I could have been moshing you could have been moshing he could have been moshing we could have been moshing you could have been moshing they could have been moshing
Negation
Simple form
I could not mosh you could not mosh he could not mosh we could not mosh you could not mosh they could not mosh
V-ing form
I could not be moshing you could not be moshing he could not be moshing we could not be moshing you could not be moshing they could not be moshing
Perfect
I could not have moshed you could not have moshed he could not have moshed we could not have moshed you could not have moshed they could not have moshed
V-ing perfect
I could not have been moshing you could not have been moshing he could not have been moshing we could not have been moshing you could not have been moshing they could not have been moshing
Interrogative form
Simple form
could I mosh? could you mosh? could he mosh? could we mosh? could you mosh? could they mosh?
V-ing form
could I be moshing? could you be moshing? could he be moshing? could we be moshing? could you be moshing? could they be moshing?
Perfect
could I have moshed? could you have moshed? could he have moshed? could we have moshed? could you have moshed? could they have moshed?
V-ing perfect
could I have been moshing? could you have been moshing? could he have been moshing? could we have been moshing? could you have been moshing? could they have been moshing?
Interro-negative form
Simple form
could I not mosh? could you not mosh? could he not mosh? could we not mosh? could you not mosh? could they not mosh?
V-ing form
could I not be moshing? could you not be moshing? could he not be moshing? could we not be moshing? could you not be moshing? could they not be moshing?
Perfect
could I not have moshed? could you not have moshed? could he not have moshed? could we not have moshed? could you not have moshed? could they not have moshed?
V-ing perfect
could I not have been moshing? could you not have been moshing? could he not have been moshing? could we not have been moshing? could you not have been moshing? could they not have been moshing?