Doyouknowhowmanybone的精选

问题详情：任务型阅读阅读下面短文，根据短文内容完成表格中所缺信息，每空一词。Doyouknowhowmanybonesarethereinyourbody?Whenyouwereababyyouhadabout330bones,andnowyouhavejustover200bones.Thenumberreducesbecauses...