English verb conjugation
MUST APPAL

Regular verb: appal - appaled - appaled

Affirmation

Simple form	V-ing form
I must appal you must appal he must appal we must appal you must appal they must appal	I must be appaling you must be appaling he must be appaling we must be appaling you must be appaling they must be appaling
Perfect	V-ing perfect
I must have appaled you must have appaled he must have appaled we must have appaled you must have appaled they must have appaled	I must have been appaling you must have been appaling he must have been appaling we must have been appaling you must have been appaling they must have been appaling

Negation

Simple form	V-ing form
I must not appal you must not appal he must not appal we must not appal you must not appal they must not appal	I must not be appaling you must not be appaling he must not be appaling we must not be appaling you must not be appaling they must not be appaling
Perfect	V-ing perfect
I must not have appaled you must not have appaled he must not have appaled we must not have appaled you must not have appaled they must not have appaled	I must not have been appaling you must not have been appaling he must not have been appaling we must not have been appaling you must not have been appaling they must not have been appaling

Interrogative form

Simple form	V-ing form
must I appal? must you appal? must he appal? must we appal? must you appal? must they appal?	must I be appaling? must you be appaling? must he be appaling? must we be appaling? must you be appaling? must they be appaling?
Perfect	V-ing perfect
must I have appaled? must you have appaled? must he have appaled? must we have appaled? must you have appaled? must they have appaled?	must I have been appaling? must you have been appaling? must he have been appaling? must we have been appaling? must you have been appaling? must they have been appaling?

Interro-negative form

Simple form	V-ing form
must I not appal? must you not appal? must he not appal? must we not appal? must you not appal? must they not appal?	must I not be appaling? must you not be appaling? must he not be appaling? must we not be appaling? must you not be appaling? must they not be appaling?
Perfect	V-ing perfect
must I not have appaled? must you not have appaled? must he not have appaled? must we not have appaled? must you not have appaled? must they not have appaled?	must I not have been appaling? must you not have been appaling? must he not have been appaling? must we not have been appaling? must you not have been appaling? must they not have been appaling?