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