FormorethansixmillionAmericanchildren,cominghomeaftersc...
问题详情：FormorethansixmillionAmericanchildren,cominghomeafterschoolmeans61 (come)toanemptyhouse.SomedealwiththesituationbywatchingTV.Somemayhangoutoutside.62 allofthemhavesomethingincommon.Theyspend...