English verb conjugation
MUST BEAM

Regular verb: beam - beamed - beamed

Affirmation

Simple form	V-ing form
I must beam you must beam he must beam we must beam you must beam they must beam	I must be beaming you must be beaming he must be beaming we must be beaming you must be beaming they must be beaming
Perfect	V-ing perfect
I must have beamed you must have beamed he must have beamed we must have beamed you must have beamed they must have beamed	I must have been beaming you must have been beaming he must have been beaming we must have been beaming you must have been beaming they must have been beaming

Negation

Simple form	V-ing form
I mustn't beam you mustn't beam he mustn't beam we mustn't beam you mustn't beam they mustn't beam	I mustn't be beaming you mustn't be beaming he mustn't be beaming we mustn't be beaming you mustn't be beaming they mustn't be beaming
Perfect	V-ing perfect
I mustn't have beamed you mustn't have beamed he mustn't have beamed we mustn't have beamed you mustn't have beamed they mustn't have beamed	I mustn't have been beaming you mustn't have been beaming he mustn't have been beaming we mustn't have been beaming you mustn't have been beaming they mustn't have been beaming

Interrogative form

Simple form	V-ing form
must I beam? must you beam? must he beam? must we beam? must you beam? must they beam?	must I be beaming? must you be beaming? must he be beaming? must we be beaming? must you be beaming? must they be beaming?
Perfect	V-ing perfect
must I have beamed? must you have beamed? must he have beamed? must we have beamed? must you have beamed? must they have beamed?	must I have been beaming? must you have been beaming? must he have been beaming? must we have been beaming? must you have been beaming? must they have been beaming?

Interro-negative form

Simple form	V-ing form
mustn't I beam? mustn't you beam? mustn't he beam? mustn't we beam? mustn't you beam? mustn't they beam?	mustn't I be beaming? mustn't you be beaming? mustn't he be beaming? mustn't we be beaming? mustn't you be beaming? mustn't they be beaming?
Perfect	V-ing perfect
mustn't I have beamed? mustn't you have beamed? mustn't he have beamed? mustn't we have beamed? mustn't you have beamed? mustn't they have beamed?	mustn't I have been beaming? mustn't you have been beaming? mustn't he have been beaming? mustn't we have been beaming? mustn't you have been beaming? mustn't they have been beaming?