SouthAfricaistheAfricancontinent'smostadvancednation,ye...
问题详情：SouthAfricaistheAfricancontinent'smostadvancednation,yetitisreportedthat3millionofitsresidentslivewithoutelectricity.Manyofthemliveinremoteareas.InGwakwanithathasalwaysbeenasleepylittlevillag...