I must expose you must expose she must expose we must expose you must expose they must expose
V-ing form
I must be exposing you must be exposing she must be exposing we must be exposing you must be exposing they must be exposing
Perfect
I must have exposed you must have exposed she must have exposed we must have exposed you must have exposed they must have exposed
V-ing perfect
I must have been exposing you must have been exposing she must have been exposing we must have been exposing you must have been exposing they must have been exposing
Negation
Simple form
I must not expose you must not expose she must not expose we must not expose you must not expose they must not expose
V-ing form
I must not be exposing you must not be exposing she must not be exposing we must not be exposing you must not be exposing they must not be exposing
Perfect
I must not have exposed you must not have exposed she must not have exposed we must not have exposed you must not have exposed they must not have exposed
V-ing perfect
I must not have been exposing you must not have been exposing she must not have been exposing we must not have been exposing you must not have been exposing they must not have been exposing
Interrogative form
Simple form
must I expose? must you expose? must she expose? must we expose? must you expose? must they expose?
V-ing form
must I be exposing? must you be exposing? must she be exposing? must we be exposing? must you be exposing? must they be exposing?
Perfect
must I have exposed? must you have exposed? must she have exposed? must we have exposed? must you have exposed? must they have exposed?
V-ing perfect
must I have been exposing? must you have been exposing? must she have been exposing? must we have been exposing? must you have been exposing? must they have been exposing?
Interro-negative form
Simple form
must I not expose? must you not expose? must she not expose? must we not expose? must you not expose? must they not expose?
V-ing form
must I not be exposing? must you not be exposing? must she not be exposing? must we not be exposing? must you not be exposing? must they not be exposing?
Perfect
must I not have exposed? must you not have exposed? must she not have exposed? must we not have exposed? must you not have exposed? must they not have exposed?
V-ing perfect
must I not have been exposing? must you not have been exposing? must she not have been exposing? must we not have been exposing? must you not have been exposing? must they not have been exposing?