I could nourish you could nourish she could nourish we could nourish you could nourish they could nourish
V-ing form
I could be nourishing you could be nourishing she could be nourishing we could be nourishing you could be nourishing they could be nourishing
Perfect
I could have nourished you could have nourished she could have nourished we could have nourished you could have nourished they could have nourished
V-ing perfect
I could have been nourishing you could have been nourishing she could have been nourishing we could have been nourishing you could have been nourishing they could have been nourishing
Negation
Simple form
I could not nourish you could not nourish she could not nourish we could not nourish you could not nourish they could not nourish
V-ing form
I could not be nourishing you could not be nourishing she could not be nourishing we could not be nourishing you could not be nourishing they could not be nourishing
Perfect
I could not have nourished you could not have nourished she could not have nourished we could not have nourished you could not have nourished they could not have nourished
V-ing perfect
I could not have been nourishing you could not have been nourishing she could not have been nourishing we could not have been nourishing you could not have been nourishing they could not have been nourishing
Interrogative form
Simple form
could I nourish? could you nourish? could she nourish? could we nourish? could you nourish? could they nourish?
V-ing form
could I be nourishing? could you be nourishing? could she be nourishing? could we be nourishing? could you be nourishing? could they be nourishing?
Perfect
could I have nourished? could you have nourished? could she have nourished? could we have nourished? could you have nourished? could they have nourished?
V-ing perfect
could I have been nourishing? could you have been nourishing? could she have been nourishing? could we have been nourishing? could you have been nourishing? could they have been nourishing?
Interro-negative form
Simple form
could I not nourish? could you not nourish? could she not nourish? could we not nourish? could you not nourish? could they not nourish?
V-ing form
could I not be nourishing? could you not be nourishing? could she not be nourishing? could we not be nourishing? could you not be nourishing? could they not be nourishing?
Perfect
could I not have nourished? could you not have nourished? could she not have nourished? could we not have nourished? could you not have nourished? could they not have nourished?
V-ing perfect
could I not have been nourishing? could you not have been nourishing? could she not have been nourishing? could we not have been nourishing? could you not have been nourishing? could they not have been nourishing?