English verb conjugation
COULD CURE

Regular verb: cure - cured - cured

Affirmation

Simple form	V-ing form
I could cure you could cure she could cure we could cure you could cure they could cure	I could be curing you could be curing she could be curing we could be curing you could be curing they could be curing
Perfect	V-ing perfect
I could have cured you could have cured she could have cured we could have cured you could have cured they could have cured	I could have been curing you could have been curing she could have been curing we could have been curing you could have been curing they could have been curing

Negation

Simple form	V-ing form
I couldn't cure you couldn't cure she couldn't cure we couldn't cure you couldn't cure they couldn't cure	I couldn't be curing you couldn't be curing she couldn't be curing we couldn't be curing you couldn't be curing they couldn't be curing
Perfect	V-ing perfect
I couldn't have cured you couldn't have cured she couldn't have cured we couldn't have cured you couldn't have cured they couldn't have cured	I couldn't have been curing you couldn't have been curing she couldn't have been curing we couldn't have been curing you couldn't have been curing they couldn't have been curing

Interrogative form

Simple form	V-ing form
could I cure? could you cure? could she cure? could we cure? could you cure? could they cure?	could I be curing? could you be curing? could she be curing? could we be curing? could you be curing? could they be curing?
Perfect	V-ing perfect
could I have cured? could you have cured? could she have cured? could we have cured? could you have cured? could they have cured?	could I have been curing? could you have been curing? could she have been curing? could we have been curing? could you have been curing? could they have been curing?

Interro-negative form

Simple form	V-ing form
couldn't I cure? couldn't you cure? couldn't she cure? couldn't we cure? couldn't you cure? couldn't they cure?	couldn't I be curing? couldn't you be curing? couldn't she be curing? couldn't we be curing? couldn't you be curing? couldn't they be curing?
Perfect	V-ing perfect
couldn't I have cured? couldn't you have cured? couldn't she have cured? couldn't we have cured? couldn't you have cured? couldn't they have cured?	couldn't I have been curing? couldn't you have been curing? couldn't she have been curing? couldn't we have been curing? couldn't you have been curing? couldn't they have been curing?