I must reattain you must reattain she must reattain we must reattain you must reattain they must reattain
V-ing form
I must be reattaining you must be reattaining she must be reattaining we must be reattaining you must be reattaining they must be reattaining
Perfect
I must have reattained you must have reattained she must have reattained we must have reattained you must have reattained they must have reattained
V-ing perfect
I must have been reattaining you must have been reattaining she must have been reattaining we must have been reattaining you must have been reattaining they must have been reattaining
Negation
Simple form
I must not reattain you must not reattain she must not reattain we must not reattain you must not reattain they must not reattain
V-ing form
I must not be reattaining you must not be reattaining she must not be reattaining we must not be reattaining you must not be reattaining they must not be reattaining
Perfect
I must not have reattained you must not have reattained she must not have reattained we must not have reattained you must not have reattained they must not have reattained
V-ing perfect
I must not have been reattaining you must not have been reattaining she must not have been reattaining we must not have been reattaining you must not have been reattaining they must not have been reattaining
Interrogative form
Simple form
must I reattain? must you reattain? must she reattain? must we reattain? must you reattain? must they reattain?
V-ing form
must I be reattaining? must you be reattaining? must she be reattaining? must we be reattaining? must you be reattaining? must they be reattaining?
Perfect
must I have reattained? must you have reattained? must she have reattained? must we have reattained? must you have reattained? must they have reattained?
V-ing perfect
must I have been reattaining? must you have been reattaining? must she have been reattaining? must we have been reattaining? must you have been reattaining? must they have been reattaining?
Interro-negative form
Simple form
must I not reattain? must you not reattain? must she not reattain? must we not reattain? must you not reattain? must they not reattain?
V-ing form
must I not be reattaining? must you not be reattaining? must she not be reattaining? must we not be reattaining? must you not be reattaining? must they not be reattaining?
Perfect
must I not have reattained? must you not have reattained? must she not have reattained? must we not have reattained? must you not have reattained? must they not have reattained?
V-ing perfect
must I not have been reattaining? must you not have been reattaining? must she not have been reattaining? must we not have been reattaining? must you not have been reattaining? must they not have been reattaining?