I could allot you could allot he could allot we could allot you could allot they could allot
V-ing form
I could be allotting you could be allotting he could be allotting we could be allotting you could be allotting they could be allotting
Perfect
I could have allotted you could have allotted he could have allotted we could have allotted you could have allotted they could have allotted
V-ing perfect
I could have been allotting you could have been allotting he could have been allotting we could have been allotting you could have been allotting they could have been allotting
Negation
Simple form
I couldn't allot you couldn't allot he couldn't allot we couldn't allot you couldn't allot they couldn't allot
V-ing form
I couldn't be allotting you couldn't be allotting he couldn't be allotting we couldn't be allotting you couldn't be allotting they couldn't be allotting
Perfect
I couldn't have allotted you couldn't have allotted he couldn't have allotted we couldn't have allotted you couldn't have allotted they couldn't have allotted
V-ing perfect
I couldn't have been allotting you couldn't have been allotting he couldn't have been allotting we couldn't have been allotting you couldn't have been allotting they couldn't have been allotting
Interrogative form
Simple form
could I allot? could you allot? could he allot? could we allot? could you allot? could they allot?
V-ing form
could I be allotting? could you be allotting? could he be allotting? could we be allotting? could you be allotting? could they be allotting?
Perfect
could I have allotted? could you have allotted? could he have allotted? could we have allotted? could you have allotted? could they have allotted?
V-ing perfect
could I have been allotting? could you have been allotting? could he have been allotting? could we have been allotting? could you have been allotting? could they have been allotting?
Interro-negative form
Simple form
couldn't I allot? couldn't you allot? couldn't he allot? couldn't we allot? couldn't you allot? couldn't they allot?
V-ing form
couldn't I be allotting? couldn't you be allotting? couldn't he be allotting? couldn't we be allotting? couldn't you be allotting? couldn't they be allotting?
Perfect
couldn't I have allotted? couldn't you have allotted? couldn't he have allotted? couldn't we have allotted? couldn't you have allotted? couldn't they have allotted?
V-ing perfect
couldn't I have been allotting? couldn't you have been allotting? couldn't he have been allotting? couldn't we have been allotting? couldn't you have been allotting? couldn't they have been allotting?