English verb conjugation
COULD LEVY

Regular verb: levy - levied - levied

Affirmation

Simple form	V-ing form
I could levy you could levy he could levy we could levy you could levy they could levy	I could be levying you could be levying he could be levying we could be levying you could be levying they could be levying
Perfect	V-ing perfect
I could have levied you could have levied he could have levied we could have levied you could have levied they could have levied	I could have been levying you could have been levying he could have been levying we could have been levying you could have been levying they could have been levying

Negation

Simple form	V-ing form
I couldn't levy you couldn't levy he couldn't levy we couldn't levy you couldn't levy they couldn't levy	I couldn't be levying you couldn't be levying he couldn't be levying we couldn't be levying you couldn't be levying they couldn't be levying
Perfect	V-ing perfect
I couldn't have levied you couldn't have levied he couldn't have levied we couldn't have levied you couldn't have levied they couldn't have levied	I couldn't have been levying you couldn't have been levying he couldn't have been levying we couldn't have been levying you couldn't have been levying they couldn't have been levying

Interrogative form

Simple form	V-ing form
could I levy? could you levy? could he levy? could we levy? could you levy? could they levy?	could I be levying? could you be levying? could he be levying? could we be levying? could you be levying? could they be levying?
Perfect	V-ing perfect
could I have levied? could you have levied? could he have levied? could we have levied? could you have levied? could they have levied?	could I have been levying? could you have been levying? could he have been levying? could we have been levying? could you have been levying? could they have been levying?

Interro-negative form

Simple form	V-ing form
couldn't I levy? couldn't you levy? couldn't he levy? couldn't we levy? couldn't you levy? couldn't they levy?	couldn't I be levying? couldn't you be levying? couldn't he be levying? couldn't we be levying? couldn't you be levying? couldn't they be levying?
Perfect	V-ing perfect
couldn't I have levied? couldn't you have levied? couldn't he have levied? couldn't we have levied? couldn't you have levied? couldn't they have levied?	couldn't I have been levying? couldn't you have been levying? couldn't he have been levying? couldn't we have been levying? couldn't you have been levying? couldn't they have been levying?