sentence: It can be proved now that the willingness of people to use public transportation is higher . Besides , it is not as costly as using a car , and the quality of public transportation has improved , so citizens have no worries about using it .
modified: It can be proved by now that the willingness of people to use public transportation is higher , beside it is not as costly as using a car , the quality of public transportation are improved so citizen have no worry using it .
transformation: PREP, OTHER, CONJ, VERB:TENSE, PUNCT, NOUN:NUM, OTHER