English verb conjugation
MUST BARGAIN

Regular verb: bargain - bargained - bargained

Affirmation

Simple form	V-ing form
I must bargain you must bargain he must bargain we must bargain you must bargain they must bargain	I must be bargaining you must be bargaining he must be bargaining we must be bargaining you must be bargaining they must be bargaining
Perfect	V-ing perfect
I must have bargained you must have bargained he must have bargained we must have bargained you must have bargained they must have bargained	I must have been bargaining you must have been bargaining he must have been bargaining we must have been bargaining you must have been bargaining they must have been bargaining

Negation

Simple form	V-ing form
I mustn't bargain you mustn't bargain he mustn't bargain we mustn't bargain you mustn't bargain they mustn't bargain	I mustn't be bargaining you mustn't be bargaining he mustn't be bargaining we mustn't be bargaining you mustn't be bargaining they mustn't be bargaining
Perfect	V-ing perfect
I mustn't have bargained you mustn't have bargained he mustn't have bargained we mustn't have bargained you mustn't have bargained they mustn't have bargained	I mustn't have been bargaining you mustn't have been bargaining he mustn't have been bargaining we mustn't have been bargaining you mustn't have been bargaining they mustn't have been bargaining

Interrogative form

Simple form	V-ing form
must I bargain? must you bargain? must he bargain? must we bargain? must you bargain? must they bargain?	must I be bargaining? must you be bargaining? must he be bargaining? must we be bargaining? must you be bargaining? must they be bargaining?
Perfect	V-ing perfect
must I have bargained? must you have bargained? must he have bargained? must we have bargained? must you have bargained? must they have bargained?	must I have been bargaining? must you have been bargaining? must he have been bargaining? must we have been bargaining? must you have been bargaining? must they have been bargaining?

Interro-negative form

Simple form	V-ing form
mustn't I bargain? mustn't you bargain? mustn't he bargain? mustn't we bargain? mustn't you bargain? mustn't they bargain?	mustn't I be bargaining? mustn't you be bargaining? mustn't he be bargaining? mustn't we be bargaining? mustn't you be bargaining? mustn't they be bargaining?
Perfect	V-ing perfect
mustn't I have bargained? mustn't you have bargained? mustn't he have bargained? mustn't we have bargained? mustn't you have bargained? mustn't they have bargained?	mustn't I have been bargaining? mustn't you have been bargaining? mustn't he have been bargaining? mustn't we have been bargaining? mustn't you have been bargaining? mustn't they have been bargaining?