I must terminate you must terminate he must terminate we must terminate you must terminate they must terminate
V-ing form
I must be terminating you must be terminating he must be terminating we must be terminating you must be terminating they must be terminating
Perfect
I must have terminated you must have terminated he must have terminated we must have terminated you must have terminated they must have terminated
V-ing perfect
I must have been terminating you must have been terminating he must have been terminating we must have been terminating you must have been terminating they must have been terminating
Negation
Simple form
I mustn't terminate you mustn't terminate he mustn't terminate we mustn't terminate you mustn't terminate they mustn't terminate
V-ing form
I mustn't be terminating you mustn't be terminating he mustn't be terminating we mustn't be terminating you mustn't be terminating they mustn't be terminating
Perfect
I mustn't have terminated you mustn't have terminated he mustn't have terminated we mustn't have terminated you mustn't have terminated they mustn't have terminated
V-ing perfect
I mustn't have been terminating you mustn't have been terminating he mustn't have been terminating we mustn't have been terminating you mustn't have been terminating they mustn't have been terminating
Interrogative form
Simple form
must I terminate? must you terminate? must he terminate? must we terminate? must you terminate? must they terminate?
V-ing form
must I be terminating? must you be terminating? must he be terminating? must we be terminating? must you be terminating? must they be terminating?
Perfect
must I have terminated? must you have terminated? must he have terminated? must we have terminated? must you have terminated? must they have terminated?
V-ing perfect
must I have been terminating? must you have been terminating? must he have been terminating? must we have been terminating? must you have been terminating? must they have been terminating?
Interro-negative form
Simple form
mustn't I terminate? mustn't you terminate? mustn't he terminate? mustn't we terminate? mustn't you terminate? mustn't they terminate?
V-ing form
mustn't I be terminating? mustn't you be terminating? mustn't he be terminating? mustn't we be terminating? mustn't you be terminating? mustn't they be terminating?
Perfect
mustn't I have terminated? mustn't you have terminated? mustn't he have terminated? mustn't we have terminated? mustn't you have terminated? mustn't they have terminated?
V-ing perfect
mustn't I have been terminating? mustn't you have been terminating? mustn't he have been terminating? mustn't we have been terminating? mustn't you have been terminating? mustn't they have been terminating?