Be of good cheer,
( Be ( ( of ( good cheer ) ) , ) )
(ROOT (VP (VB Be) (PP (IN of) (NP (JJ good) (NN cheer)) (, ,))))
Be happy and in a good mood.
( ( Be ( happy ( and ( in ( a ( good mood ) ) ) ) ) ) . )
(ROOT (S (VP (VB Be) (ADJP (ADJP (JJ happy)) (PRN (CC and) (PP (IN in) (NP (DT a) (JJ good) (NN mood)))))) (. .)))