( ( ( Alcohol and ) ( drug abuse ) ) ( ( can ( ( ( ( ( ( damage ( body organs ) ) , ) ( impair ( brain activity ) ) ) , ) and ) ( harm ( ( ( mental and ) emotional ) health ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Alcohol)) (CC and) (NP (NN drug) (NN abuse))) (VP (MD can) (VP (VP (VB damage) (NP (NN body) (NNS organs))) (, ,) (VP (VB impair) (NP (NN brain) (NN activity))) (, ,) (CC and) (VP (VB harm) (NP (ADJP (JJ mental) (CC and) (JJ emotional)) (NN health))))) (. .)))
Alcohol and drug abuse can damage body organs, impair brain activity, and harm mental and emotional health.
(ROOT (S (NP (DT The) (NN brain)) (VP (VBZ is) (VP (VBN harmed) (SBAR (IN if) (S (NP (PRP you)) (VP (VBP get) (NP (NNS meningitis))))))) (. .)))