English verb conjugation
MUST SQUALL

Regular verb: squall - squalled - squalled

Affirmation

Simple form	V-ing form
I must squall you must squall he must squall we must squall you must squall they must squall	I must be squalling you must be squalling he must be squalling we must be squalling you must be squalling they must be squalling
Perfect	V-ing perfect
I must have squalled you must have squalled he must have squalled we must have squalled you must have squalled they must have squalled	I must have been squalling you must have been squalling he must have been squalling we must have been squalling you must have been squalling they must have been squalling

Negation

Simple form	V-ing form
I mustn't squall you mustn't squall he mustn't squall we mustn't squall you mustn't squall they mustn't squall	I mustn't be squalling you mustn't be squalling he mustn't be squalling we mustn't be squalling you mustn't be squalling they mustn't be squalling
Perfect	V-ing perfect
I mustn't have squalled you mustn't have squalled he mustn't have squalled we mustn't have squalled you mustn't have squalled they mustn't have squalled	I mustn't have been squalling you mustn't have been squalling he mustn't have been squalling we mustn't have been squalling you mustn't have been squalling they mustn't have been squalling

Interrogative form

Simple form	V-ing form
must I squall? must you squall? must he squall? must we squall? must you squall? must they squall?	must I be squalling? must you be squalling? must he be squalling? must we be squalling? must you be squalling? must they be squalling?
Perfect	V-ing perfect
must I have squalled? must you have squalled? must he have squalled? must we have squalled? must you have squalled? must they have squalled?	must I have been squalling? must you have been squalling? must he have been squalling? must we have been squalling? must you have been squalling? must they have been squalling?

Interro-negative form

Simple form	V-ing form
mustn't I squall? mustn't you squall? mustn't he squall? mustn't we squall? mustn't you squall? mustn't they squall?	mustn't I be squalling? mustn't you be squalling? mustn't he be squalling? mustn't we be squalling? mustn't you be squalling? mustn't they be squalling?
Perfect	V-ing perfect
mustn't I have squalled? mustn't you have squalled? mustn't he have squalled? mustn't we have squalled? mustn't you have squalled? mustn't they have squalled?	mustn't I have been squalling? mustn't you have been squalling? mustn't he have been squalling? mustn't we have been squalling? mustn't you have been squalling? mustn't they have been squalling?