TheU.S.highschooldropoutratehasfalleninrecentyears,with...
问题详情：TheU.S.highschooldropoutratehasfalleninrecentyears,withthenumberofdropoutsdroppingfrom1millionin2012toabout750.000in2016,accordingtoanewstudyreleasedonTuesday.Thenumberof“dropoutfactories’’...