English verb conjugation
MUST SUPERPOSE

Regular verb: superpose - superposed - superposed

Affirmation

Simple form	V-ing form
I must superpose you must superpose he must superpose we must superpose you must superpose they must superpose	I must be superposing you must be superposing he must be superposing we must be superposing you must be superposing they must be superposing
Perfect	V-ing perfect
I must have superposed you must have superposed he must have superposed we must have superposed you must have superposed they must have superposed	I must have been superposing you must have been superposing he must have been superposing we must have been superposing you must have been superposing they must have been superposing

Negation

Simple form	V-ing form
I must not superpose you must not superpose he must not superpose we must not superpose you must not superpose they must not superpose	I must not be superposing you must not be superposing he must not be superposing we must not be superposing you must not be superposing they must not be superposing
Perfect	V-ing perfect
I must not have superposed you must not have superposed he must not have superposed we must not have superposed you must not have superposed they must not have superposed	I must not have been superposing you must not have been superposing he must not have been superposing we must not have been superposing you must not have been superposing they must not have been superposing

Interrogative form

Simple form	V-ing form
must I superpose? must you superpose? must he superpose? must we superpose? must you superpose? must they superpose?	must I be superposing? must you be superposing? must he be superposing? must we be superposing? must you be superposing? must they be superposing?
Perfect	V-ing perfect
must I have superposed? must you have superposed? must he have superposed? must we have superposed? must you have superposed? must they have superposed?	must I have been superposing? must you have been superposing? must he have been superposing? must we have been superposing? must you have been superposing? must they have been superposing?

Interro-negative form

Simple form	V-ing form
must I not superpose? must you not superpose? must he not superpose? must we not superpose? must you not superpose? must they not superpose?	must I not be superposing? must you not be superposing? must he not be superposing? must we not be superposing? must you not be superposing? must they not be superposing?
Perfect	V-ing perfect
must I not have superposed? must you not have superposed? must he not have superposed? must we not have superposed? must you not have superposed? must they not have superposed?	must I not have been superposing? must you not have been superposing? must he not have been superposing? must we not have been superposing? must you not have been superposing? must they not have been superposing?