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Open the "Learning Power" client. On the welcome page, it is "It's a pleasure to learn while learning" from the Analects of Confucius. To use this client, you need to register your mobile phone number. After registration, it enters the main page. From the content point of view, it consists of 38 channels in the two major sections of "Learning" and "Video Learning". Among them, the "learning" section includes channels such as recommendation, news, new ideas, current politics synthesis, publication, practice, subscription, economy, figures, science and technology, culture, pictures, party history, personnel, law and discipline, international, 19 major time, documentary, allusions, current reviews, thinking, military, etc.Avoid coupling the sender and receiver of the request, make it possible for multiple objects to receive the request, connect these objects into a chain, and pass the request along this chain until an object processes it. This is the responsibility chain mode. In the responsibility chain mode, it is possible for each object to process the request, thus realizing decoupling between the sender and receiver of the request. At the same time, the responsibility chain mode simplifies the structure of the object, which makes each object only need to refer to its successor without knowing the whole chain, thus improving the flexibility of the system and making it more convenient to add new request processing classes. However, we cannot guarantee that all requests can be processed in the responsibility chain, and it is not conducive to observing runtime characteristics.Therefore, if there are mistakes, please correct them, if there are problems, please communicate.即将升入高三的飞毛腿杨夕在追赶“偷车贼”的时候被化学实验爆炸的冲击波伤了腿，没法参加可以高考加分的长跑比赛。开了学杨夕又发现害自己受伤的男生居然转学成了自己的同班同学，还抢走了她想要连任的班长之职。而这个少年正是花彪，一个热血、仗义、勇敢的理科天才。　　一连串的谋杀让韩午阳和他的战友们疲惫不堪，线索渐渐指向二十年前的一桩神秘死亡事件，而事件的重要当事人居然是女友的父亲，韩午阳那从小离家的大脑工程科学家老爸也牵扯其中！韩午阳陷入接二连三的困惑、背叛、诬陷，和爱情的痛苦抉择中。是谁在背后操纵一切，是谁冷酷复仇，罔顾正义和人命？　　家居环境优越的仇家儿子仇家宝，二婚取了于家女儿于小娇。仇母老会计出生，自恃大户人家有教养，欲为上门的媳妇立规矩，定章程。因问她，是怎么知道前面情形。