we have given up to acquire the fast-paced contemporary society 
(ROOT (S (NP (PRP we)) (VP (VBP have) (VP (VBN given) (PRT (RP up)) (S (VP (TO to) (VP (VB acquire) (NP (DT the) (ADJP (JJ fast) (HYPH -) (VBN paced)) (JJ contemporary) (NN society)))))))))
(ROOT (S (NP (PRP )) (VP (VBP ) (VP (VBN ) (PRT (RP )) (S (VP (TO ) (VP (VB ) (NP (DT ) (ADJP (JJ ) (HYPH ) (VBN )) (JJ ) (NN )))))))))