I could tally you could tally she could tally we could tally you could tally they could tally
V-ing form
I could be tallying you could be tallying she could be tallying we could be tallying you could be tallying they could be tallying
Perfect
I could have tallied you could have tallied she could have tallied we could have tallied you could have tallied they could have tallied
V-ing perfect
I could have been tallying you could have been tallying she could have been tallying we could have been tallying you could have been tallying they could have been tallying
Negation
Simple form
I could not tally you could not tally she could not tally we could not tally you could not tally they could not tally
V-ing form
I could not be tallying you could not be tallying she could not be tallying we could not be tallying you could not be tallying they could not be tallying
Perfect
I could not have tallied you could not have tallied she could not have tallied we could not have tallied you could not have tallied they could not have tallied
V-ing perfect
I could not have been tallying you could not have been tallying she could not have been tallying we could not have been tallying you could not have been tallying they could not have been tallying
Interrogative form
Simple form
could I tally? could you tally? could she tally? could we tally? could you tally? could they tally?
V-ing form
could I be tallying? could you be tallying? could she be tallying? could we be tallying? could you be tallying? could they be tallying?
Perfect
could I have tallied? could you have tallied? could she have tallied? could we have tallied? could you have tallied? could they have tallied?
V-ing perfect
could I have been tallying? could you have been tallying? could she have been tallying? could we have been tallying? could you have been tallying? could they have been tallying?
Interro-negative form
Simple form
could I not tally? could you not tally? could she not tally? could we not tally? could you not tally? could they not tally?
V-ing form
could I not be tallying? could you not be tallying? could she not be tallying? could we not be tallying? could you not be tallying? could they not be tallying?
Perfect
could I not have tallied? could you not have tallied? could she not have tallied? could we not have tallied? could you not have tallied? could they not have tallied?
V-ing perfect
could I not have been tallying? could you not have been tallying? could she not have been tallying? could we not have been tallying? could you not have been tallying? could they not have been tallying?