English verb conjugation
MUST PAL

Regular verb: pal - palled - palled

Affirmation

Simple form	V-ing form
I must pal you must pal she must pal we must pal you must pal they must pal	I must be palling you must be palling she must be palling we must be palling you must be palling they must be palling
Perfect	V-ing perfect
I must have palled you must have palled she must have palled we must have palled you must have palled they must have palled	I must have been palling you must have been palling she must have been palling we must have been palling you must have been palling they must have been palling

Negation

Simple form	V-ing form
I mustn't pal you mustn't pal she mustn't pal we mustn't pal you mustn't pal they mustn't pal	I mustn't be palling you mustn't be palling she mustn't be palling we mustn't be palling you mustn't be palling they mustn't be palling
Perfect	V-ing perfect
I mustn't have palled you mustn't have palled she mustn't have palled we mustn't have palled you mustn't have palled they mustn't have palled	I mustn't have been palling you mustn't have been palling she mustn't have been palling we mustn't have been palling you mustn't have been palling they mustn't have been palling

Interrogative form

Simple form	V-ing form
must I pal? must you pal? must she pal? must we pal? must you pal? must they pal?	must I be palling? must you be palling? must she be palling? must we be palling? must you be palling? must they be palling?
Perfect	V-ing perfect
must I have palled? must you have palled? must she have palled? must we have palled? must you have palled? must they have palled?	must I have been palling? must you have been palling? must she have been palling? must we have been palling? must you have been palling? must they have been palling?

Interro-negative form

Simple form	V-ing form
mustn't I pal? mustn't you pal? mustn't she pal? mustn't we pal? mustn't you pal? mustn't they pal?	mustn't I be palling? mustn't you be palling? mustn't she be palling? mustn't we be palling? mustn't you be palling? mustn't they be palling?
Perfect	V-ing perfect
mustn't I have palled? mustn't you have palled? mustn't she have palled? mustn't we have palled? mustn't you have palled? mustn't they have palled?	mustn't I have been palling? mustn't you have been palling? mustn't she have been palling? mustn't we have been palling? mustn't you have been palling? mustn't they have been palling?