I could dispense you could dispense she could dispense we could dispense you could dispense they could dispense
V-ing form
I could be dispensing you could be dispensing she could be dispensing we could be dispensing you could be dispensing they could be dispensing
Perfect
I could have dispensed you could have dispensed she could have dispensed we could have dispensed you could have dispensed they could have dispensed
V-ing perfect
I could have been dispensing you could have been dispensing she could have been dispensing we could have been dispensing you could have been dispensing they could have been dispensing
Negation
Simple form
I couldn't dispense you couldn't dispense she couldn't dispense we couldn't dispense you couldn't dispense they couldn't dispense
V-ing form
I couldn't be dispensing you couldn't be dispensing she couldn't be dispensing we couldn't be dispensing you couldn't be dispensing they couldn't be dispensing
Perfect
I couldn't have dispensed you couldn't have dispensed she couldn't have dispensed we couldn't have dispensed you couldn't have dispensed they couldn't have dispensed
V-ing perfect
I couldn't have been dispensing you couldn't have been dispensing she couldn't have been dispensing we couldn't have been dispensing you couldn't have been dispensing they couldn't have been dispensing
Interrogative form
Simple form
could I dispense? could you dispense? could she dispense? could we dispense? could you dispense? could they dispense?
V-ing form
could I be dispensing? could you be dispensing? could she be dispensing? could we be dispensing? could you be dispensing? could they be dispensing?
Perfect
could I have dispensed? could you have dispensed? could she have dispensed? could we have dispensed? could you have dispensed? could they have dispensed?
V-ing perfect
could I have been dispensing? could you have been dispensing? could she have been dispensing? could we have been dispensing? could you have been dispensing? could they have been dispensing?
Interro-negative form
Simple form
couldn't I dispense? couldn't you dispense? couldn't she dispense? couldn't we dispense? couldn't you dispense? couldn't they dispense?
V-ing form
couldn't I be dispensing? couldn't you be dispensing? couldn't she be dispensing? couldn't we be dispensing? couldn't you be dispensing? couldn't they be dispensing?
Perfect
couldn't I have dispensed? couldn't you have dispensed? couldn't she have dispensed? couldn't we have dispensed? couldn't you have dispensed? couldn't they have dispensed?
V-ing perfect
couldn't I have been dispensing? couldn't you have been dispensing? couldn't she have been dispensing? couldn't we have been dispensing? couldn't you have been dispensing? couldn't they have been dispensing?