English verb conjugation
MUST VOLPLANE

Regular verb: volplane - volplaned - volplaned

Affirmation

Simple form	V-ing form
I must volplane you must volplane he must volplane we must volplane you must volplane they must volplane	I must be volplaning you must be volplaning he must be volplaning we must be volplaning you must be volplaning they must be volplaning
Perfect	V-ing perfect
I must have volplaned you must have volplaned he must have volplaned we must have volplaned you must have volplaned they must have volplaned	I must have been volplaning you must have been volplaning he must have been volplaning we must have been volplaning you must have been volplaning they must have been volplaning

Negation

Simple form	V-ing form
I mustn't volplane you mustn't volplane he mustn't volplane we mustn't volplane you mustn't volplane they mustn't volplane	I mustn't be volplaning you mustn't be volplaning he mustn't be volplaning we mustn't be volplaning you mustn't be volplaning they mustn't be volplaning
Perfect	V-ing perfect
I mustn't have volplaned you mustn't have volplaned he mustn't have volplaned we mustn't have volplaned you mustn't have volplaned they mustn't have volplaned	I mustn't have been volplaning you mustn't have been volplaning he mustn't have been volplaning we mustn't have been volplaning you mustn't have been volplaning they mustn't have been volplaning

Interrogative form

Simple form	V-ing form
must I volplane? must you volplane? must he volplane? must we volplane? must you volplane? must they volplane?	must I be volplaning? must you be volplaning? must he be volplaning? must we be volplaning? must you be volplaning? must they be volplaning?
Perfect	V-ing perfect
must I have volplaned? must you have volplaned? must he have volplaned? must we have volplaned? must you have volplaned? must they have volplaned?	must I have been volplaning? must you have been volplaning? must he have been volplaning? must we have been volplaning? must you have been volplaning? must they have been volplaning?

Interro-negative form

Simple form	V-ing form
mustn't I volplane? mustn't you volplane? mustn't he volplane? mustn't we volplane? mustn't you volplane? mustn't they volplane?	mustn't I be volplaning? mustn't you be volplaning? mustn't he be volplaning? mustn't we be volplaning? mustn't you be volplaning? mustn't they be volplaning?
Perfect	V-ing perfect
mustn't I have volplaned? mustn't you have volplaned? mustn't he have volplaned? mustn't we have volplaned? mustn't you have volplaned? mustn't they have volplaned?	mustn't I have been volplaning? mustn't you have been volplaning? mustn't he have been volplaning? mustn't we have been volplaning? mustn't you have been volplaning? mustn't they have been volplaning?