【評論主題】So, in saying that cities are going to become more densely populated and urbanized, public transport

【評論內容】definitely (adv.)of high odds

【評論主題】So yes, it's quite a ______ that I have to go through.Todd: Well, good luck.Shifani: Thank you.

【評論內容】barrier(noun.)障礙;something that may discourage you from doing whatever you want .

【評論主題】Shifani: I think it all _______ on where you are, but trains will definitely be the way of the futur

【評論內容】depend on (ph.)取決於;在於