相关1Hewasbornin1991的文学知识

问题详情：句型转换1.Hewasbornin1991.(对画线部分提问)  heborn?atouredtheUSlastyear.（改为否定句）LauratheUSlastyear.eweresomepingpongplayersinourschoollastyear.(改为一般疑问句)therepingpongplayersinyoursch...