mel gibson can gasp , shudder and even tremble without losing his machismo 
(ROOT (S (NP (NNP mel) (NNP gibson)) (VP (MD can) (VP (VP (VB gasp)) (, ,) (VP (VB shudder)) (CC and) (ADVP (RB even)) (VP (VB tremble)) (PP (IN without) (S (VP (VBG losing) (NP (PRP$ his) (NN machismo)))))))))
(ROOT (S (NP (NNP ) (NNP )) (VP (MD ) (VP (VP (VB )) (, ) (VP (VB )) (CC ) (ADVP (RB )) (VP (VB )) (PP (IN ) (S (VP (VBG ) (NP (PRP$ ) (NN )))))))))