English verb conjugation
COULD APPROVE

Regular verb: approve - approved - approved

Affirmation

Simple form	V-ing form
I could approve you could approve she could approve we could approve you could approve they could approve	I could be approving you could be approving she could be approving we could be approving you could be approving they could be approving
Perfect	V-ing perfect
I could have approved you could have approved she could have approved we could have approved you could have approved they could have approved	I could have been approving you could have been approving she could have been approving we could have been approving you could have been approving they could have been approving

Negation

Simple form	V-ing form
I couldn't approve you couldn't approve she couldn't approve we couldn't approve you couldn't approve they couldn't approve	I couldn't be approving you couldn't be approving she couldn't be approving we couldn't be approving you couldn't be approving they couldn't be approving
Perfect	V-ing perfect
I couldn't have approved you couldn't have approved she couldn't have approved we couldn't have approved you couldn't have approved they couldn't have approved	I couldn't have been approving you couldn't have been approving she couldn't have been approving we couldn't have been approving you couldn't have been approving they couldn't have been approving

Interrogative form

Simple form	V-ing form
could I approve? could you approve? could she approve? could we approve? could you approve? could they approve?	could I be approving? could you be approving? could she be approving? could we be approving? could you be approving? could they be approving?
Perfect	V-ing perfect
could I have approved? could you have approved? could she have approved? could we have approved? could you have approved? could they have approved?	could I have been approving? could you have been approving? could she have been approving? could we have been approving? could you have been approving? could they have been approving?

Interro-negative form

Simple form	V-ing form
couldn't I approve? couldn't you approve? couldn't she approve? couldn't we approve? couldn't you approve? couldn't they approve?	couldn't I be approving? couldn't you be approving? couldn't she be approving? couldn't we be approving? couldn't you be approving? couldn't they be approving?
Perfect	V-ing perfect
couldn't I have approved? couldn't you have approved? couldn't she have approved? couldn't we have approved? couldn't you have approved? couldn't they have approved?	couldn't I have been approving? couldn't you have been approving? couldn't she have been approving? couldn't we have been approving? couldn't you have been approving? couldn't they have been approving?