( ( The ( water plant ) ) ( ( ( was continually ) ( ( ( expanded and ) upgraded ) ( to ( meet ( growing demands ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN water) (NN plant)) (VP (VBD was) (ADVP (RB continually)) (VP (VBN expanded) (CC and) (VBN upgraded) (S (VP (TO to) (VP (VB meet) (NP (VBG growing) (NNS demands))))))) (. .)))
The water plant was continually expanded and upgraded to meet growing demands.
(ROOT (S (NP (RBS Most) (JJ growing) (NN plant) (NNS cells)) (VP (VBP expand) (PP (IN through) (NP (NN water) (NN uptake)))) (. .)))