单选题:It seems that author thinks the American elementary educatio 题目分类:英语 题目类型:单选题 查看权限:VIP 题目内容: It seems that author thinks the American elementary education is___________. 参考答案: 答案解析:
如图,AB为圆O的直径,弦CD⊥AB,垂足为点E,连接OC,若OC=5,CD=8,则AE=__。 如图,AB为圆O的直径,弦CD⊥AB,垂足为点E,连接OC,若OC=5,CD=8,则AE=__。 分类:英语 题型:单选题 查看答案