I must bare you must bare she must bare we must bare you must bare they must bare
V-ing form
I must be baring you must be baring she must be baring we must be baring you must be baring they must be baring
Perfect
I must have bared you must have bared she must have bared we must have bared you must have bared they must have bared
V-ing perfect
I must have been baring you must have been baring she must have been baring we must have been baring you must have been baring they must have been baring
Negation
Simple form
I mustn't bare you mustn't bare she mustn't bare we mustn't bare you mustn't bare they mustn't bare
V-ing form
I mustn't be baring you mustn't be baring she mustn't be baring we mustn't be baring you mustn't be baring they mustn't be baring
Perfect
I mustn't have bared you mustn't have bared she mustn't have bared we mustn't have bared you mustn't have bared they mustn't have bared
V-ing perfect
I mustn't have been baring you mustn't have been baring she mustn't have been baring we mustn't have been baring you mustn't have been baring they mustn't have been baring
Interrogative form
Simple form
must I bare? must you bare? must she bare? must we bare? must you bare? must they bare?
V-ing form
must I be baring? must you be baring? must she be baring? must we be baring? must you be baring? must they be baring?
Perfect
must I have bared? must you have bared? must she have bared? must we have bared? must you have bared? must they have bared?
V-ing perfect
must I have been baring? must you have been baring? must she have been baring? must we have been baring? must you have been baring? must they have been baring?
Interro-negative form
Simple form
mustn't I bare? mustn't you bare? mustn't she bare? mustn't we bare? mustn't you bare? mustn't they bare?
V-ing form
mustn't I be baring? mustn't you be baring? mustn't she be baring? mustn't we be baring? mustn't you be baring? mustn't they be baring?
Perfect
mustn't I have bared? mustn't you have bared? mustn't she have bared? mustn't we have bared? mustn't you have bared? mustn't they have bared?
V-ing perfect
mustn't I have been baring? mustn't you have been baring? mustn't she have been baring? mustn't we have been baring? mustn't you have been baring? mustn't they have been baring?