I could remedy you could remedy he could remedy we could remedy you could remedy they could remedy
V-ing form
I could be remedying you could be remedying he could be remedying we could be remedying you could be remedying they could be remedying
Perfect
I could have remedied you could have remedied he could have remedied we could have remedied you could have remedied they could have remedied
V-ing perfect
I could have been remedying you could have been remedying he could have been remedying we could have been remedying you could have been remedying they could have been remedying
Negation
Simple form
I could not remedy you could not remedy he could not remedy we could not remedy you could not remedy they could not remedy
V-ing form
I could not be remedying you could not be remedying he could not be remedying we could not be remedying you could not be remedying they could not be remedying
Perfect
I could not have remedied you could not have remedied he could not have remedied we could not have remedied you could not have remedied they could not have remedied
V-ing perfect
I could not have been remedying you could not have been remedying he could not have been remedying we could not have been remedying you could not have been remedying they could not have been remedying
Interrogative form
Simple form
could I remedy? could you remedy? could he remedy? could we remedy? could you remedy? could they remedy?
V-ing form
could I be remedying? could you be remedying? could he be remedying? could we be remedying? could you be remedying? could they be remedying?
Perfect
could I have remedied? could you have remedied? could he have remedied? could we have remedied? could you have remedied? could they have remedied?
V-ing perfect
could I have been remedying? could you have been remedying? could he have been remedying? could we have been remedying? could you have been remedying? could they have been remedying?
Interro-negative form
Simple form
could I not remedy? could you not remedy? could he not remedy? could we not remedy? could you not remedy? could they not remedy?
V-ing form
could I not be remedying? could you not be remedying? could he not be remedying? could we not be remedying? could you not be remedying? could they not be remedying?
Perfect
could I not have remedied? could you not have remedied? could he not have remedied? could we not have remedied? could you not have remedied? could they not have remedied?
V-ing perfect
could I not have been remedying? could you not have been remedying? could he not have been remedying? could we not have been remedying? could you not have been remedying? could they not have been remedying?