PassageAYuanLongpingwasborninBeijingin1930.Hedevelopedh...
问题详情：PassageAYuanLongpingwasborninBeijingin1930.Hedevelopedhisnewkindofricein1974,whichhelpedmanycountriesgrowmorericethaneverbefore.Soheiscalled"theFatherofRice."PassageBDearDiana,Lastweek,wehad...