摘要: 1)________ represents an entity(实体) in the real world that can be distinctly identified. 1) _______ A)A data field B) An object C)A method D) A class 阅读全文
posted @ 2019-09-28 16:01 王陸 阅读(5889) 评论(0) 推荐(4) 编辑