I must fracture you must fracture she must fracture we must fracture you must fracture they must fracture
V-ing form
I must be fracturing you must be fracturing she must be fracturing we must be fracturing you must be fracturing they must be fracturing
Perfect
I must have fractured you must have fractured she must have fractured we must have fractured you must have fractured they must have fractured
V-ing perfect
I must have been fracturing you must have been fracturing she must have been fracturing we must have been fracturing you must have been fracturing they must have been fracturing
Negation
Simple form
I must not fracture you must not fracture she must not fracture we must not fracture you must not fracture they must not fracture
V-ing form
I must not be fracturing you must not be fracturing she must not be fracturing we must not be fracturing you must not be fracturing they must not be fracturing
Perfect
I must not have fractured you must not have fractured she must not have fractured we must not have fractured you must not have fractured they must not have fractured
V-ing perfect
I must not have been fracturing you must not have been fracturing she must not have been fracturing we must not have been fracturing you must not have been fracturing they must not have been fracturing
Interrogative form
Simple form
must I fracture? must you fracture? must she fracture? must we fracture? must you fracture? must they fracture?
V-ing form
must I be fracturing? must you be fracturing? must she be fracturing? must we be fracturing? must you be fracturing? must they be fracturing?
Perfect
must I have fractured? must you have fractured? must she have fractured? must we have fractured? must you have fractured? must they have fractured?
V-ing perfect
must I have been fracturing? must you have been fracturing? must she have been fracturing? must we have been fracturing? must you have been fracturing? must they have been fracturing?
Interro-negative form
Simple form
must I not fracture? must you not fracture? must she not fracture? must we not fracture? must you not fracture? must they not fracture?
V-ing form
must I not be fracturing? must you not be fracturing? must she not be fracturing? must we not be fracturing? must you not be fracturing? must they not be fracturing?
Perfect
must I not have fractured? must you not have fractured? must she not have fractured? must we not have fractured? must you not have fractured? must they not have fractured?
V-ing perfect
must I not have been fracturing? must you not have been fracturing? must she not have been fracturing? must we not have been fracturing? must you not have been fracturing? must they not have been fracturing?