I must disport you must disport he must disport we must disport you must disport they must disport
V-ing form
I must be disporting you must be disporting he must be disporting we must be disporting you must be disporting they must be disporting
Perfect
I must have disported you must have disported he must have disported we must have disported you must have disported they must have disported
V-ing perfect
I must have been disporting you must have been disporting he must have been disporting we must have been disporting you must have been disporting they must have been disporting
Negation
Simple form
I must not disport you must not disport he must not disport we must not disport you must not disport they must not disport
V-ing form
I must not be disporting you must not be disporting he must not be disporting we must not be disporting you must not be disporting they must not be disporting
Perfect
I must not have disported you must not have disported he must not have disported we must not have disported you must not have disported they must not have disported
V-ing perfect
I must not have been disporting you must not have been disporting he must not have been disporting we must not have been disporting you must not have been disporting they must not have been disporting
Interrogative form
Simple form
must I disport? must you disport? must he disport? must we disport? must you disport? must they disport?
V-ing form
must I be disporting? must you be disporting? must he be disporting? must we be disporting? must you be disporting? must they be disporting?
Perfect
must I have disported? must you have disported? must he have disported? must we have disported? must you have disported? must they have disported?
V-ing perfect
must I have been disporting? must you have been disporting? must he have been disporting? must we have been disporting? must you have been disporting? must they have been disporting?
Interro-negative form
Simple form
must I not disport? must you not disport? must he not disport? must we not disport? must you not disport? must they not disport?
V-ing form
must I not be disporting? must you not be disporting? must he not be disporting? must we not be disporting? must you not be disporting? must they not be disporting?
Perfect
must I not have disported? must you not have disported? must he not have disported? must we not have disported? must you not have disported? must they not have disported?
V-ing perfect
must I not have been disporting? must you not have been disporting? must he not have been disporting? must we not have been disporting? must you not have been disporting? must they not have been disporting?