I must foresee you must foresee he must foresee we must foresee you must foresee they must foresee
V-ing form
I must be foreseeing you must be foreseeing he must be foreseeing we must be foreseeing you must be foreseeing they must be foreseeing
Perfect
I must have foreseen you must have foreseen he must have foreseen we must have foreseen you must have foreseen they must have foreseen
V-ing perfect
I must have been foreseeing you must have been foreseeing he must have been foreseeing we must have been foreseeing you must have been foreseeing they must have been foreseeing
Negation
Simple form
I must not foresee you must not foresee he must not foresee we must not foresee you must not foresee they must not foresee
V-ing form
I must not be foreseeing you must not be foreseeing he must not be foreseeing we must not be foreseeing you must not be foreseeing they must not be foreseeing
Perfect
I must not have foreseen you must not have foreseen he must not have foreseen we must not have foreseen you must not have foreseen they must not have foreseen
V-ing perfect
I must not have been foreseeing you must not have been foreseeing he must not have been foreseeing we must not have been foreseeing you must not have been foreseeing they must not have been foreseeing
Interrogative form
Simple form
must I foresee? must you foresee? must he foresee? must we foresee? must you foresee? must they foresee?
V-ing form
must I be foreseeing? must you be foreseeing? must he be foreseeing? must we be foreseeing? must you be foreseeing? must they be foreseeing?
Perfect
must I have foreseen? must you have foreseen? must he have foreseen? must we have foreseen? must you have foreseen? must they have foreseen?
V-ing perfect
must I have been foreseeing? must you have been foreseeing? must he have been foreseeing? must we have been foreseeing? must you have been foreseeing? must they have been foreseeing?
Interro-negative form
Simple form
must I not foresee? must you not foresee? must he not foresee? must we not foresee? must you not foresee? must they not foresee?
V-ing form
must I not be foreseeing? must you not be foreseeing? must he not be foreseeing? must we not be foreseeing? must you not be foreseeing? must they not be foreseeing?
Perfect
must I not have foreseen? must you not have foreseen? must he not have foreseen? must we not have foreseen? must you not have foreseen? must they not have foreseen?
V-ing perfect
must I not have been foreseeing? must you not have been foreseeing? must he not have been foreseeing? must we not have been foreseeing? must you not have been foreseeing? must they not have been foreseeing?