is n't much fun without the highs and lows 
(ROOT (S (VP (VBZ is) (RB n't) (NP (JJ much) (JJ fun)) (PP (IN without) (NP (DT the) (NNS highs) (CC and) (NNS lows))))))
(ROOT (S (VP (VBZ ) (RB ) (NP (JJ ) (JJ )) (PP (IN ) (NP (DT ) (NNS ) (CC ) (NNS ))))))