I must annihilate you must annihilate he must annihilate we must annihilate you must annihilate they must annihilate
V-ing form
I must be annihilating you must be annihilating he must be annihilating we must be annihilating you must be annihilating they must be annihilating
Perfect
I must have annihilated you must have annihilated he must have annihilated we must have annihilated you must have annihilated they must have annihilated
V-ing perfect
I must have been annihilating you must have been annihilating he must have been annihilating we must have been annihilating you must have been annihilating they must have been annihilating
Negation
Simple form
I must not annihilate you must not annihilate he must not annihilate we must not annihilate you must not annihilate they must not annihilate
V-ing form
I must not be annihilating you must not be annihilating he must not be annihilating we must not be annihilating you must not be annihilating they must not be annihilating
Perfect
I must not have annihilated you must not have annihilated he must not have annihilated we must not have annihilated you must not have annihilated they must not have annihilated
V-ing perfect
I must not have been annihilating you must not have been annihilating he must not have been annihilating we must not have been annihilating you must not have been annihilating they must not have been annihilating
Interrogative form
Simple form
must I annihilate? must you annihilate? must he annihilate? must we annihilate? must you annihilate? must they annihilate?
V-ing form
must I be annihilating? must you be annihilating? must he be annihilating? must we be annihilating? must you be annihilating? must they be annihilating?
Perfect
must I have annihilated? must you have annihilated? must he have annihilated? must we have annihilated? must you have annihilated? must they have annihilated?
V-ing perfect
must I have been annihilating? must you have been annihilating? must he have been annihilating? must we have been annihilating? must you have been annihilating? must they have been annihilating?
Interro-negative form
Simple form
must I not annihilate? must you not annihilate? must he not annihilate? must we not annihilate? must you not annihilate? must they not annihilate?
V-ing form
must I not be annihilating? must you not be annihilating? must he not be annihilating? must we not be annihilating? must you not be annihilating? must they not be annihilating?
Perfect
must I not have annihilated? must you not have annihilated? must he not have annihilated? must we not have annihilated? must you not have annihilated? must they not have annihilated?
V-ing perfect
must I not have been annihilating? must you not have been annihilating? must he not have been annihilating? must we not have been annihilating? must you not have been annihilating? must they not have been annihilating?