Conjugação do verbo inglês
MUST BUM

Verbo regular: bum - bummed - bummed

Afirmação

Forma simple	Forma com V-ing
I must bum you must bum he must bum we must bum you must bum they must bum	I must be bumming you must be bumming he must be bumming we must be bumming you must be bumming they must be bumming
Perfeito	Perfeito com V-ing
I must have bummed you must have bummed he must have bummed we must have bummed you must have bummed they must have bummed	I must have been bumming you must have been bumming he must have been bumming we must have been bumming you must have been bumming they must have been bumming

Negação

Forma simple	Forma com V-ing
I mustn't bum you mustn't bum he mustn't bum we mustn't bum you mustn't bum they mustn't bum	I mustn't be bumming you mustn't be bumming he mustn't be bumming we mustn't be bumming you mustn't be bumming they mustn't be bumming
Perfeito	Perfeito com V-ing
I mustn't have bummed you mustn't have bummed he mustn't have bummed we mustn't have bummed you mustn't have bummed they mustn't have bummed	I mustn't have been bumming you mustn't have been bumming he mustn't have been bumming we mustn't have been bumming you mustn't have been bumming they mustn't have been bumming

Forma interrogativa

Forma simple	Forma com V-ing
must I bum? must you bum? must he bum? must we bum? must you bum? must they bum?	must I be bumming? must you be bumming? must he be bumming? must we be bumming? must you be bumming? must they be bumming?
Perfeito	Perfeito com V-ing
must I have bummed? must you have bummed? must he have bummed? must we have bummed? must you have bummed? must they have bummed?	must I have been bumming? must you have been bumming? must he have been bumming? must we have been bumming? must you have been bumming? must they have been bumming?

Forma interro-Negação

Forma simple	Forma com V-ing
mustn't I bum? mustn't you bum? mustn't he bum? mustn't we bum? mustn't you bum? mustn't they bum?	mustn't I be bumming? mustn't you be bumming? mustn't he be bumming? mustn't we be bumming? mustn't you be bumming? mustn't they be bumming?
Perfeito	Perfeito com V-ing
mustn't I have bummed? mustn't you have bummed? mustn't he have bummed? mustn't we have bummed? mustn't you have bummed? mustn't they have bummed?	mustn't I have been bumming? mustn't you have been bumming? mustn't he have been bumming? mustn't we have been bumming? mustn't you have been bumming? mustn't they have been bumming?