I could acquire you could acquire she could acquire we could acquire you could acquire they could acquire
V-ing form
I could be acquiring you could be acquiring she could be acquiring we could be acquiring you could be acquiring they could be acquiring
Perfect
I could have acquired you could have acquired she could have acquired we could have acquired you could have acquired they could have acquired
V-ing perfect
I could have been acquiring you could have been acquiring she could have been acquiring we could have been acquiring you could have been acquiring they could have been acquiring
Negation
Simple form
I could not acquire you could not acquire she could not acquire we could not acquire you could not acquire they could not acquire
V-ing form
I could not be acquiring you could not be acquiring she could not be acquiring we could not be acquiring you could not be acquiring they could not be acquiring
Perfect
I could not have acquired you could not have acquired she could not have acquired we could not have acquired you could not have acquired they could not have acquired
V-ing perfect
I could not have been acquiring you could not have been acquiring she could not have been acquiring we could not have been acquiring you could not have been acquiring they could not have been acquiring
Interrogative form
Simple form
could I acquire? could you acquire? could she acquire? could we acquire? could you acquire? could they acquire?
V-ing form
could I be acquiring? could you be acquiring? could she be acquiring? could we be acquiring? could you be acquiring? could they be acquiring?
Perfect
could I have acquired? could you have acquired? could she have acquired? could we have acquired? could you have acquired? could they have acquired?
V-ing perfect
could I have been acquiring? could you have been acquiring? could she have been acquiring? could we have been acquiring? could you have been acquiring? could they have been acquiring?
Interro-negative form
Simple form
could I not acquire? could you not acquire? could she not acquire? could we not acquire? could you not acquire? could they not acquire?
V-ing form
could I not be acquiring? could you not be acquiring? could she not be acquiring? could we not be acquiring? could you not be acquiring? could they not be acquiring?
Perfect
could I not have acquired? could you not have acquired? could she not have acquired? could we not have acquired? could you not have acquired? could they not have acquired?
V-ing perfect
could I not have been acquiring? could you not have been acquiring? could she not have been acquiring? could we not have been acquiring? could you not have been acquiring? could they not have been acquiring?