I must flourish you must flourish he must flourish we must flourish you must flourish they must flourish
V-ing form
I must be flourishing you must be flourishing he must be flourishing we must be flourishing you must be flourishing they must be flourishing
Perfect
I must have flourished you must have flourished he must have flourished we must have flourished you must have flourished they must have flourished
V-ing perfect
I must have been flourishing you must have been flourishing he must have been flourishing we must have been flourishing you must have been flourishing they must have been flourishing
Negation
Simple form
I must not flourish you must not flourish he must not flourish we must not flourish you must not flourish they must not flourish
V-ing form
I must not be flourishing you must not be flourishing he must not be flourishing we must not be flourishing you must not be flourishing they must not be flourishing
Perfect
I must not have flourished you must not have flourished he must not have flourished we must not have flourished you must not have flourished they must not have flourished
V-ing perfect
I must not have been flourishing you must not have been flourishing he must not have been flourishing we must not have been flourishing you must not have been flourishing they must not have been flourishing
Interrogative form
Simple form
must I flourish? must you flourish? must he flourish? must we flourish? must you flourish? must they flourish?
V-ing form
must I be flourishing? must you be flourishing? must he be flourishing? must we be flourishing? must you be flourishing? must they be flourishing?
Perfect
must I have flourished? must you have flourished? must he have flourished? must we have flourished? must you have flourished? must they have flourished?
V-ing perfect
must I have been flourishing? must you have been flourishing? must he have been flourishing? must we have been flourishing? must you have been flourishing? must they have been flourishing?
Interro-negative form
Simple form
must I not flourish? must you not flourish? must he not flourish? must we not flourish? must you not flourish? must they not flourish?
V-ing form
must I not be flourishing? must you not be flourishing? must he not be flourishing? must we not be flourishing? must you not be flourishing? must they not be flourishing?
Perfect
must I not have flourished? must you not have flourished? must he not have flourished? must we not have flourished? must you not have flourished? must they not have flourished?
V-ing perfect
must I not have been flourishing? must you not have been flourishing? must he not have been flourishing? must we not have been flourishing? must you not have been flourishing? must they not have been flourishing?