is too busy hitting all of its assigned marks to take on any life of its own 
(ROOT (VP (VBZ is) (ADJP (RB too) (JJ busy) (S (VP (VBG hitting) (NP (NP (DT all)) (PP (IN of) (NP (PRP$ its) (VBN assigned) (NNS marks))))))) (S (VP (TO to) (VP (VB take) (PRT (RP on)) (NP (NP (DT any) (NN life)) (PP (IN of) (NP (PRP$ its) (JJ own)))))))))
(ROOT (VP (VBZ ) (ADJP (RB ) (JJ ) (S (VP (VBG ) (NP (NP (DT )) (PP (IN ) (NP (PRP$ ) (VBN ) (NNS ))))))) (S (VP (TO ) (VP (VB ) (PRT (RP )) (NP (NP (DT ) (NN )) (PP (IN ) (NP (PRP$ ) (JJ )))))))))