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 must not sole you must not sole he must not sole we must not sole you must not sole they must not sole
V-ing form
I must not be soling you must not be soling he must not be soling we must not be soling you must not be soling they must not be soling
Perfect
I must not have soled you must not have soled he must not have soled we must not have soled you must not have soled they must not have soled
V-ing perfect
I must not have been soling you must not have been soling he must not have been soling we must not have been soling you must not have been soling they must not 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
must I not sole? must you not sole? must he not sole? must we not sole? must you not sole? must they not sole?
V-ing form
must I not be soling? must you not be soling? must he not be soling? must we not be soling? must you not be soling? must they not be soling?
Perfect
must I not have soled? must you not have soled? must he not have soled? must we not have soled? must you not have soled? must they not have soled?
V-ing perfect
must I not have been soling? must you not have been soling? must he not have been soling? must we not have been soling? must you not have been soling? must they not have been soling?