I must bust you must bust he must bust we must bust you must bust they must bust
Forma com V-ing
I must be busting you must be busting he must be busting we must be busting you must be busting they must be busting
Perfeito
I must have busted you must have busted he must have busted we must have busted you must have busted they must have busted
Perfeito com V-ing
I must have been busting you must have been busting he must have been busting we must have been busting you must have been busting they must have been busting
Negação
Forma simple
I mustn't bust you mustn't bust he mustn't bust we mustn't bust you mustn't bust they mustn't bust
Forma com V-ing
I mustn't be busting you mustn't be busting he mustn't be busting we mustn't be busting you mustn't be busting they mustn't be busting
Perfeito
I mustn't have busted you mustn't have busted he mustn't have busted we mustn't have busted you mustn't have busted they mustn't have busted
Perfeito com V-ing
I mustn't have been busting you mustn't have been busting he mustn't have been busting we mustn't have been busting you mustn't have been busting they mustn't have been busting
Forma interrogativa
Forma simple
must I bust? must you bust? must he bust? must we bust? must you bust? must they bust?
Forma com V-ing
must I be busting? must you be busting? must he be busting? must we be busting? must you be busting? must they be busting?
Perfeito
must I have busted? must you have busted? must he have busted? must we have busted? must you have busted? must they have busted?
Perfeito com V-ing
must I have been busting? must you have been busting? must he have been busting? must we have been busting? must you have been busting? must they have been busting?
Forma interro-Negação
Forma simple
mustn't I bust? mustn't you bust? mustn't he bust? mustn't we bust? mustn't you bust? mustn't they bust?
Forma com V-ing
mustn't I be busting? mustn't you be busting? mustn't he be busting? mustn't we be busting? mustn't you be busting? mustn't they be busting?
Perfeito
mustn't I have busted? mustn't you have busted? mustn't he have busted? mustn't we have busted? mustn't you have busted? mustn't they have busted?
Perfeito com V-ing
mustn't I have been busting? mustn't you have been busting? mustn't he have been busting? mustn't we have been busting? mustn't you have been busting? mustn't they have been busting?