- 問題詳情:ItwasfifteenpastnineasMariehurriedintotheofficebuildingwhereshewasgoingtowork.Herbushadinchedalongthroughtheheavytraffic,makingherafewminuteslateforherveryfirstjob.Shedecidedtostartouthalfanhourearlierthenextday. Onceinsidethelobby,shehadto...
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