I must burlesque you must burlesque he must burlesque we must burlesque you must burlesque they must burlesque
V-ing form
I must be burlesquing you must be burlesquing he must be burlesquing we must be burlesquing you must be burlesquing they must be burlesquing
Perfect
I must have burlesqued you must have burlesqued he must have burlesqued we must have burlesqued you must have burlesqued they must have burlesqued
V-ing perfect
I must have been burlesquing you must have been burlesquing he must have been burlesquing we must have been burlesquing you must have been burlesquing they must have been burlesquing
Negation
Simple form
I mustn't burlesque you mustn't burlesque he mustn't burlesque we mustn't burlesque you mustn't burlesque they mustn't burlesque
V-ing form
I mustn't be burlesquing you mustn't be burlesquing he mustn't be burlesquing we mustn't be burlesquing you mustn't be burlesquing they mustn't be burlesquing
Perfect
I mustn't have burlesqued you mustn't have burlesqued he mustn't have burlesqued we mustn't have burlesqued you mustn't have burlesqued they mustn't have burlesqued
V-ing perfect
I mustn't have been burlesquing you mustn't have been burlesquing he mustn't have been burlesquing we mustn't have been burlesquing you mustn't have been burlesquing they mustn't have been burlesquing
Interrogative form
Simple form
must I burlesque? must you burlesque? must he burlesque? must we burlesque? must you burlesque? must they burlesque?
V-ing form
must I be burlesquing? must you be burlesquing? must he be burlesquing? must we be burlesquing? must you be burlesquing? must they be burlesquing?
Perfect
must I have burlesqued? must you have burlesqued? must he have burlesqued? must we have burlesqued? must you have burlesqued? must they have burlesqued?
V-ing perfect
must I have been burlesquing? must you have been burlesquing? must he have been burlesquing? must we have been burlesquing? must you have been burlesquing? must they have been burlesquing?
Interro-negative form
Simple form
mustn't I burlesque? mustn't you burlesque? mustn't he burlesque? mustn't we burlesque? mustn't you burlesque? mustn't they burlesque?
V-ing form
mustn't I be burlesquing? mustn't you be burlesquing? mustn't he be burlesquing? mustn't we be burlesquing? mustn't you be burlesquing? mustn't they be burlesquing?
Perfect
mustn't I have burlesqued? mustn't you have burlesqued? mustn't he have burlesqued? mustn't we have burlesqued? mustn't you have burlesqued? mustn't they have burlesqued?
V-ing perfect
mustn't I have been burlesquing? mustn't you have been burlesquing? mustn't he have been burlesquing? mustn't we have been burlesquing? mustn't you have been burlesquing? mustn't they have been burlesquing?