Weekshavepassedsince的精選

問題詳情：WeekshavepassedsincetheworldlostcontactwithMalaysiaAirlinesflightMH370andits239passengersandcrew．Althoughthereislittlehopeoffindinganyofthepassengersandcrewalive，Chinahasbeenmakingall﹣outeffortst...