English verb conjugation
MUST APPROVE

Regular verb: approve - approved - approved

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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