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任何人都要为自己说得过，做过的事情负责，那我就不客气了。宇宙历元年，地球上所有的人们都在大肆庆祝，平时热闹非凡的北武市海滩显得空空荡荡，只有一个少年——周毅火孤单的坐在海滩上，他正通过一种机器装置，和他的海豚朋友KIMMY聊天，向它诉苦，因为自己成绩下降不少,物理考试不及格，父母不带他去参加盛大的庆祝活动。就在这时，他被几道剧烈的光亮吸引，好奇心下，前去寻找。他发现光亮是从自己家邻居楠博士的房间中传出的，于是躲在窗外一探究竟。这里是被人称为疯狂科学家的楠博士，他正在进行一项神秘的实验。博士手中的一张神秘卡片引起了周毅火的注意，这张卡片看上去非常古老，博士对卡片也是小心翼翼格外重视，博士经过精确的计算，通过一种装置给卡片分别注入了六种颜色的能量，奇怪的事情发生了，卡片突然发生巨变，卡片被六种能量激活，打开了一道空间之门，将楠博士吸了进去，消失的无影无踪……Online work class refers to a teaching scene in which real teachers teach online, which includes live online teaching and recorded video teaching. In the first half of this year alone, six online children's thinking ability training companies received financing, with a total amount of more than 600 million yuan.The coupling of the general method code in the first scheme is too high. A function is responsible for doing several things, such as creating IMG elements, and implementing many things such as setting the loading loading state before the loading picture is completed, which does not meet the single responsibility principle in the object-oriented design principle. And when a proxy is not needed at some point, the code needs to be deleted from the myImage function, thus the code coupling is too high.