题目

学校正在组织科技创新大赛,你想为日常生活中某件物品(如钢笔、书包、鞋子……)设计添加新功能来参赛。请以“My Magic ……”为题写一篇英语短文,介绍你的创意。内容:1)说明设计理由2)介绍新功能。注意;:1)词数不少于120个字2)不能使用真实姓名和学校名称 答案:My magic pen It is a magic pen that I intend to design for the competition organized by the school. To make it easier and more convenient for students to take notes during every class, I want the pen to be equipped with a special function, which can help me record what the teacher say in class automatically. More importantly, what has been recorded can be easily transformed into text in a short ti写出下列化合物的名称或结构简式:(1)结构简式为此烃名称为          。(2)结构简式为的烃可命名为             。                                                  (3)2,5-二甲基-2,4-己二烯 的结构简式:                   。(4)结构简式为的烃可命名为:                。
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