must whoop
Regular verb: whoop - whooped- whooped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must whoop
you must whoop
she must whoop
we must whoop
you must whoop
they must whoop 	I must be whooping
you must be whooping
she must be whooping
we must be whooping
you must be whooping
they must be whooping	I must have whooped
you must have whooped
she must have whooped
we must have whooped
you must have whooped
they must have whooped	I must have been whooping
you must have been whooping
she must have been whooping
we must have been whooping
you must have been whooping
they must have been whooping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't whoop
you mustn't whoop
she mustn't whoop
we mustn't whoop
you mustn't whoop
they mustn't whoop 	I mustn't be whooping
you mustn't be whooping
she mustn't be whooping
we mustn't be whooping
you mustn't be whooping
they mustn't be whooping	I mustn't have whooped
you mustn't have whooped
she mustn't have whooped
we mustn't have whooped
you mustn't have whooped
they mustn't have whooped	I mustn't have been whooping
you mustn't have been whooping
she mustn't have been whooping
we mustn't have been whooping
you mustn't have been whooping
they mustn't have been whooping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I whoop?
must you whoop?
must she whoop?
must we whoop?
must you whoop?
must they whoop? 	must I be whooping?
must you be whooping?
must she be whooping?
must we be whooping?
must you be whooping?
must they be whooping? 	must I have whooped?
must you have whooped?
must she have whooped?
must we have whooped?
must you have whooped?
must they have whooped? 	must I have been whooping?
must you have been whooping?
must she have been whooping?
must we have been whooping?
must you have been whooping?
must they have been whooping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I whoop?
mustn't you whoop?
mustn't she whoop?
mustn't we whoop?
mustn't you whoop?
mustn't they whoop? 	mustn't I be whooping?
mustn't you be whooping?
mustn't she be whooping?
mustn't we be whooping?
mustn't you be whooping?
mustn't they be whooping? 	mustn't I have whooped?
mustn't you have whooped?
mustn't she have whooped?
mustn't we have whooped?
mustn't you have whooped?
mustn't they have whooped? 	mustn't I have been whooping?
mustn't you have been whooping?
mustn't she have been whooping?
mustn't we have been whooping?
mustn't you have been whooping?
mustn't they have been whooping?