English verb conjugation
MUST OVERABSTRACT

Regular verb: overabstract - overabstracted - overabstracted

Affirmation

Simple form	V-ing form
I must overabstract you must overabstract he must overabstract we must overabstract you must overabstract they must overabstract	I must be overabstracting you must be overabstracting he must be overabstracting we must be overabstracting you must be overabstracting they must be overabstracting
Perfect	V-ing perfect
I must have overabstracted you must have overabstracted he must have overabstracted we must have overabstracted you must have overabstracted they must have overabstracted	I must have been overabstracting you must have been overabstracting he must have been overabstracting we must have been overabstracting you must have been overabstracting they must have been overabstracting

Negation

Simple form	V-ing form
I mustn't overabstract you mustn't overabstract he mustn't overabstract we mustn't overabstract you mustn't overabstract they mustn't overabstract	I mustn't be overabstracting you mustn't be overabstracting he mustn't be overabstracting we mustn't be overabstracting you mustn't be overabstracting they mustn't be overabstracting
Perfect	V-ing perfect
I mustn't have overabstracted you mustn't have overabstracted he mustn't have overabstracted we mustn't have overabstracted you mustn't have overabstracted they mustn't have overabstracted	I mustn't have been overabstracting you mustn't have been overabstracting he mustn't have been overabstracting we mustn't have been overabstracting you mustn't have been overabstracting they mustn't have been overabstracting

Interrogative form

Simple form	V-ing form
must I overabstract? must you overabstract? must he overabstract? must we overabstract? must you overabstract? must they overabstract?	must I be overabstracting? must you be overabstracting? must he be overabstracting? must we be overabstracting? must you be overabstracting? must they be overabstracting?
Perfect	V-ing perfect
must I have overabstracted? must you have overabstracted? must he have overabstracted? must we have overabstracted? must you have overabstracted? must they have overabstracted?	must I have been overabstracting? must you have been overabstracting? must he have been overabstracting? must we have been overabstracting? must you have been overabstracting? must they have been overabstracting?

Interro-negative form

Simple form	V-ing form
mustn't I overabstract? mustn't you overabstract? mustn't he overabstract? mustn't we overabstract? mustn't you overabstract? mustn't they overabstract?	mustn't I be overabstracting? mustn't you be overabstracting? mustn't he be overabstracting? mustn't we be overabstracting? mustn't you be overabstracting? mustn't they be overabstracting?
Perfect	V-ing perfect
mustn't I have overabstracted? mustn't you have overabstracted? mustn't he have overabstracted? mustn't we have overabstracted? mustn't you have overabstracted? mustn't they have overabstracted?	mustn't I have been overabstracting? mustn't you have been overabstracting? mustn't he have been overabstracting? mustn't we have been overabstracting? mustn't you have been overabstracting? mustn't they have been overabstracting?