English verb conjugation
MUST INTERPOLATE

Regular verb: interpolate - interpolated - interpolated

Affirmation

Simple form	V-ing form
I must interpolate you must interpolate he must interpolate we must interpolate you must interpolate they must interpolate	I must be interpolating you must be interpolating he must be interpolating we must be interpolating you must be interpolating they must be interpolating
Perfect	V-ing perfect
I must have interpolated you must have interpolated he must have interpolated we must have interpolated you must have interpolated they must have interpolated	I must have been interpolating you must have been interpolating he must have been interpolating we must have been interpolating you must have been interpolating they must have been interpolating

Negation

Simple form	V-ing form
I mustn't interpolate you mustn't interpolate he mustn't interpolate we mustn't interpolate you mustn't interpolate they mustn't interpolate	I mustn't be interpolating you mustn't be interpolating he mustn't be interpolating we mustn't be interpolating you mustn't be interpolating they mustn't be interpolating
Perfect	V-ing perfect
I mustn't have interpolated you mustn't have interpolated he mustn't have interpolated we mustn't have interpolated you mustn't have interpolated they mustn't have interpolated	I mustn't have been interpolating you mustn't have been interpolating he mustn't have been interpolating we mustn't have been interpolating you mustn't have been interpolating they mustn't have been interpolating

Interrogative form

Simple form	V-ing form
must I interpolate? must you interpolate? must he interpolate? must we interpolate? must you interpolate? must they interpolate?	must I be interpolating? must you be interpolating? must he be interpolating? must we be interpolating? must you be interpolating? must they be interpolating?
Perfect	V-ing perfect
must I have interpolated? must you have interpolated? must he have interpolated? must we have interpolated? must you have interpolated? must they have interpolated?	must I have been interpolating? must you have been interpolating? must he have been interpolating? must we have been interpolating? must you have been interpolating? must they have been interpolating?

Interro-negative form

Simple form	V-ing form
mustn't I interpolate? mustn't you interpolate? mustn't he interpolate? mustn't we interpolate? mustn't you interpolate? mustn't they interpolate?	mustn't I be interpolating? mustn't you be interpolating? mustn't he be interpolating? mustn't we be interpolating? mustn't you be interpolating? mustn't they be interpolating?
Perfect	V-ing perfect
mustn't I have interpolated? mustn't you have interpolated? mustn't he have interpolated? mustn't we have interpolated? mustn't you have interpolated? mustn't they have interpolated?	mustn't I have been interpolating? mustn't you have been interpolating? mustn't he have been interpolating? mustn't we have been interpolating? mustn't you have been interpolating? mustn't they have been interpolating?