English verb conjugation
MUST PREEMPT

Regular verb: preempt - preempted - preempted

Affirmation

Simple form	V-ing form
I must preempt you must preempt he must preempt we must preempt you must preempt they must preempt	I must be preempting you must be preempting he must be preempting we must be preempting you must be preempting they must be preempting
Perfect	V-ing perfect
I must have preempted you must have preempted he must have preempted we must have preempted you must have preempted they must have preempted	I must have been preempting you must have been preempting he must have been preempting we must have been preempting you must have been preempting they must have been preempting

Negation

Simple form	V-ing form
I must not preempt you must not preempt he must not preempt we must not preempt you must not preempt they must not preempt	I must not be preempting you must not be preempting he must not be preempting we must not be preempting you must not be preempting they must not be preempting
Perfect	V-ing perfect
I must not have preempted you must not have preempted he must not have preempted we must not have preempted you must not have preempted they must not have preempted	I must not have been preempting you must not have been preempting he must not have been preempting we must not have been preempting you must not have been preempting they must not have been preempting

Interrogative form

Simple form	V-ing form
must I preempt? must you preempt? must he preempt? must we preempt? must you preempt? must they preempt?	must I be preempting? must you be preempting? must he be preempting? must we be preempting? must you be preempting? must they be preempting?
Perfect	V-ing perfect
must I have preempted? must you have preempted? must he have preempted? must we have preempted? must you have preempted? must they have preempted?	must I have been preempting? must you have been preempting? must he have been preempting? must we have been preempting? must you have been preempting? must they have been preempting?

Interro-negative form

Simple form	V-ing form
must I not preempt? must you not preempt? must he not preempt? must we not preempt? must you not preempt? must they not preempt?	must I not be preempting? must you not be preempting? must he not be preempting? must we not be preempting? must you not be preempting? must they not be preempting?
Perfect	V-ing perfect
must I not have preempted? must you not have preempted? must he not have preempted? must we not have preempted? must you not have preempted? must they not have preempted?	must I not have been preempting? must you not have been preempting? must he not have been preempting? must we not have been preempting? must you not have been preempting? must they not have been preempting?