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