( ( Most ( of ( ( the volume ) ( of ( the cell ) ) ) ) ) ( ( is ( ( taken up ) ( with ( ( ( ( a ( large vacuole ) ) , ) or ) ( liquid container ) ) ) ) ) . ) )
(ROOT (S (NP (NP (JJS Most)) (PP (IN of) (NP (NP (DT the) (NN volume)) (PP (IN of) (NP (DT the) (NN cell)))))) (VP (VBZ is) (VP (VBN taken) (PRT (RP up)) (PP (IN with) (NP (NP (DT a) (JJ large) (NN vacuole)) (, ,) (CC or) (NP (JJ liquid) (NN container)))))) (. .)))
Most of the volume of the cell is taken up with  a large vacuole, or liquid container.
(ROOT (S (NP (DT The) (NN cell) (NN sap)) (VP (VBZ is) (NP (NP (DT the) (NN liquid)) (PP (IN inside) (NP (DT the) (JJ central) (NN vacuole))))) (. .)))