English verb conjugation
MUST CARP

Regular verb: carp - carped - carped

Affirmation

Simple form	V-ing form
I must carp you must carp he must carp we must carp you must carp they must carp	I must be carping you must be carping he must be carping we must be carping you must be carping they must be carping
Perfect	V-ing perfect
I must have carped you must have carped he must have carped we must have carped you must have carped they must have carped	I must have been carping you must have been carping he must have been carping we must have been carping you must have been carping they must have been carping

Negation

Simple form	V-ing form
I mustn't carp you mustn't carp he mustn't carp we mustn't carp you mustn't carp they mustn't carp	I mustn't be carping you mustn't be carping he mustn't be carping we mustn't be carping you mustn't be carping they mustn't be carping
Perfect	V-ing perfect
I mustn't have carped you mustn't have carped he mustn't have carped we mustn't have carped you mustn't have carped they mustn't have carped	I mustn't have been carping you mustn't have been carping he mustn't have been carping we mustn't have been carping you mustn't have been carping they mustn't have been carping

Interrogative form

Simple form	V-ing form
must I carp? must you carp? must he carp? must we carp? must you carp? must they carp?	must I be carping? must you be carping? must he be carping? must we be carping? must you be carping? must they be carping?
Perfect	V-ing perfect
must I have carped? must you have carped? must he have carped? must we have carped? must you have carped? must they have carped?	must I have been carping? must you have been carping? must he have been carping? must we have been carping? must you have been carping? must they have been carping?

Interro-negative form

Simple form	V-ing form
mustn't I carp? mustn't you carp? mustn't he carp? mustn't we carp? mustn't you carp? mustn't they carp?	mustn't I be carping? mustn't you be carping? mustn't he be carping? mustn't we be carping? mustn't you be carping? mustn't they be carping?
Perfect	V-ing perfect
mustn't I have carped? mustn't you have carped? mustn't he have carped? mustn't we have carped? mustn't you have carped? mustn't they have carped?	mustn't I have been carping? mustn't you have been carping? mustn't he have been carping? mustn't we have been carping? mustn't you have been carping? mustn't they have been carping?