English verb conjugation
MUST APE

Regular verb: ape - aped - aped

Affirmation

Simple form	V-ing form
I must ape you must ape he must ape we must ape you must ape they must ape	I must be aping you must be aping he must be aping we must be aping you must be aping they must be aping
Perfect	V-ing perfect
I must have aped you must have aped he must have aped we must have aped you must have aped they must have aped	I must have been aping you must have been aping he must have been aping we must have been aping you must have been aping they must have been aping

Negation

Simple form	V-ing form
I mustn't ape you mustn't ape he mustn't ape we mustn't ape you mustn't ape they mustn't ape	I mustn't be aping you mustn't be aping he mustn't be aping we mustn't be aping you mustn't be aping they mustn't be aping
Perfect	V-ing perfect
I mustn't have aped you mustn't have aped he mustn't have aped we mustn't have aped you mustn't have aped they mustn't have aped	I mustn't have been aping you mustn't have been aping he mustn't have been aping we mustn't have been aping you mustn't have been aping they mustn't have been aping

Interrogative form

Simple form	V-ing form
must I ape? must you ape? must he ape? must we ape? must you ape? must they ape?	must I be aping? must you be aping? must he be aping? must we be aping? must you be aping? must they be aping?
Perfect	V-ing perfect
must I have aped? must you have aped? must he have aped? must we have aped? must you have aped? must they have aped?	must I have been aping? must you have been aping? must he have been aping? must we have been aping? must you have been aping? must they have been aping?

Interro-negative form

Simple form	V-ing form
mustn't I ape? mustn't you ape? mustn't he ape? mustn't we ape? mustn't you ape? mustn't they ape?	mustn't I be aping? mustn't you be aping? mustn't he be aping? mustn't we be aping? mustn't you be aping? mustn't they be aping?
Perfect	V-ing perfect
mustn't I have aped? mustn't you have aped? mustn't he have aped? mustn't we have aped? mustn't you have aped? mustn't they have aped?	mustn't I have been aping? mustn't you have been aping? mustn't he have been aping? mustn't we have been aping? mustn't you have been aping? mustn't they have been aping?