I could hire you could hire she could hire we could hire you could hire they could hire
V-ing form
I could be hiring you could be hiring she could be hiring we could be hiring you could be hiring they could be hiring
Perfect
I could have hired you could have hired she could have hired we could have hired you could have hired they could have hired
V-ing perfect
I could have been hiring you could have been hiring she could have been hiring we could have been hiring you could have been hiring they could have been hiring
Negation
Simple form
I could not hire you could not hire she could not hire we could not hire you could not hire they could not hire
V-ing form
I could not be hiring you could not be hiring she could not be hiring we could not be hiring you could not be hiring they could not be hiring
Perfect
I could not have hired you could not have hired she could not have hired we could not have hired you could not have hired they could not have hired
V-ing perfect
I could not have been hiring you could not have been hiring she could not have been hiring we could not have been hiring you could not have been hiring they could not have been hiring
Interrogative form
Simple form
could I hire? could you hire? could she hire? could we hire? could you hire? could they hire?
V-ing form
could I be hiring? could you be hiring? could she be hiring? could we be hiring? could you be hiring? could they be hiring?
Perfect
could I have hired? could you have hired? could she have hired? could we have hired? could you have hired? could they have hired?
V-ing perfect
could I have been hiring? could you have been hiring? could she have been hiring? could we have been hiring? could you have been hiring? could they have been hiring?
Interro-negative form
Simple form
could I not hire? could you not hire? could she not hire? could we not hire? could you not hire? could they not hire?
V-ing form
could I not be hiring? could you not be hiring? could she not be hiring? could we not be hiring? could you not be hiring? could they not be hiring?
Perfect
could I not have hired? could you not have hired? could she not have hired? could we not have hired? could you not have hired? could they not have hired?
V-ing perfect
could I not have been hiring? could you not have been hiring? could she not have been hiring? could we not have been hiring? could you not have been hiring? could they not have been hiring?