Let me explain the role of these classes: MySubject class is our main object, Observer1 and Observer2 are objects that depend on MySubject, and Observer1 and Observer2 must change when MySubject changes. The AbstractSubject class defines a list of objects to be monitored, which can be modified: add or delete monitored objects, and when MySubject changes, it is responsible for notifying the objects that exist in the list. Let's look at the implementation code:
即便内心之中很是不想承认，可是他依旧无法说服自己。
修成明劲，为国术入门。
惊险紧张的剧情设计加上演员精彩的表演，《与谁共眠》一定能让你“享受22集的战栗时间”。云，时刻在姐妹二人头顶笼罩；罪证，线索，随时令知情者的生命终结……
该剧根据真实事迹创作，讲述黄文秀从乡村走出来，研究生毕业后，放弃到大城市工作的机会，毅然回到家乡，奋战在扶贫一线的动人事迹。
After so much experience and accumulation, Mao Zedong said this when he met with the Zambian President in 1974:
Wrestling
眼看就快入秋了，中原战乱不止，战马缺乏。
Dungeons and Warriors is a free role-playing 2D game developed by South Korean online game company NEOPLE. It was released by Samsung Electronics and officially released in South Korea in August 2005. China is issued by Tencent Games.
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At the beginning of marriage, it must be beautiful and happy. Only in the process of marriage, both parties constantly hurt it, it will collapse.
二十世纪三十年代初，因叛徒出卖，我上海地下党组织遭到严重破坏，革命事业陷入一片白色恐怖之中。我党情报员马天目刚从法国归来，临危受命，在上级吴崇信的领导和党小组同志的配合下，以法租界洋行经理的身份为掩护，对敌展开了惊心动魄的斗争，完成了一个又一个不可能完成的任务——从法租界巡捕房监狱里救出重要同志，在重重封锁下把烈士遗孤安全送出上海，卧底国民党特务组织复兴社取得机密情报，智截汪精卫政治献金为我党获取重要经费，巧妙炸死叛徒完成上级交付的锄奸任务。
This time we went to Wangwan Village, Xichuan Town, Qin'an County, where we started my social practice this holiday. Practice, on the one hand, is to apply the theoretical knowledge we have learned in school to objective reality, so that the theoretical knowledge we have learned can be used. If we only learn but not practice, then what we have learned is equal to zero. On the other hand, practice can lay the foundation for finding a job in the future. Through this period of internship, I learned something that I could not learn in school. Because the environment is different, the people and things contacted are different, and the things learned from them are naturally different. We should learn to learn from practice and practice from study.
此剧讲述了通过电话连接过去的2020年的女人和2015年的男人一起救出了被杀害的总统而发生的时空政治惊悚剧。
[News Survey] 20170819 Garbage! Rubbish!
只是小规模地试探性地进攻。
倒是后山坡上那一片林子有十几棵枣树，还能摘不少。
1901年八国联军占据北京，清政府为了议和答应为德国钦差克林德修一座牌坊，茂兴营造厂百般推脱，而掌门人蒯鹤年为救京城百姓，为保住工匠手艺的传承最终舍身取义，一人忍辱负重修好了牌坊，在牌坊落成之日自尽。
日安自小跟随石场老板金石当学徒，到了今天已是内行的出色师傅。日安从没妄自菲薄，深信只要脚踏实地，积极投入，就是以磐石为业，也一样可以拥有丰盛人生。然后师傅金石的儿子，与日安一同长大的永来，却好高骛远，爱投机取巧。永来为了一朝发达，不时利用日安，幸而日安从不计较，继续视永来如亲兄弟。可惜永来的行为变本加厉，最后更连累老父。
