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