Whoarethehomeles的甄选

问题详情：阅读理解阅读下面短文，掌握其大意，然后从各题所给的四个选项中选出一个最佳*。Whoarethehomelesspeople?Homelesspeopleareyoungandold,menandwomen.Theycomefrommanydifferentplaces.Somehavegonetoschool,oth...