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