"Is-A" refers to the "one" of one class and belongs to another class, while "Has-A" is different, which indicates that a certain role has a certain responsibility. A common reason for the wrong use of inheritance instead of aggregation is to mistakenly treat "Has-A" as "Is-A". For example:
值得一提的是，《新青年》讲述的是几位广东籍青年的故事，当年英姿勃发的新青年为我们今天的幸福生活奉献自己的热血，而我们应该怎样继承发扬这种革命精神？相信广大青年观众会从《新青年》中找到正确的答案。
来自艺术系的大学生们在追求艺术理想的路上，克服重重困难，最终收获爱情、友谊，走近梦想的校园青春励志故事。背景设定在艺术学院雕塑系，故事围绕立志成为雕塑家的高冷学霸秦深、怀揣油画梦的少女原浅两位主角展开。
In the past two years, the educational policy inclined to the direction of quality education has impacted on the examination-oriented counseling and training of mathematics and other disciplines, forcing some K12 discipline training institutions to begin to lay out the direction of quality education and explore the way of discipline quality education. For example, subject counseling agencies such as Learning and Thinking, New Oriental and Elite Education, with a keen sense of smell, have begun to work hard on the cultivation of children's thinking ability at an early stage.
随着剧集的展开，Clark在Daily Planet的新工作也是和Lois四处奔波。这两个人也会组成小队，来保卫大都市的和平。有时候Lois反倒成了Clark的最大障碍，特别是当他在生死之间时。Clark和Lois的亲密合作，飞行时迸发的火花都让他们俩人特别惊讶。同时，Clark也开始发现他必须要掌控分寸，来掩饰他的双重身份，记者和超级英雄。
Enterprises must strive to predict the possible security threats to applications and network services and mitigate the consequences of these attacks by formulating security contingency plans.
Dutch students in Amsterdam accidentally open a portal to a demonic world from the Dutch Golden Age.
举办羊羊运动会的目的是通过各种竞技比赛选出最强壮的羊，来出任羊族里至高无上的职位——族长，负责看守那片最鲜嫩、最肥沃、最广阔的草原——世外草原。这是件很辛苦的差事，族长要把世外草原的草籽播撒到地球的每一个角落，供养整个羊族。高大威武的盘羊、疾驰如飞的藏羚羊、性能优越的机械羊、身强力壮的黑山羊，羊村小羊们要面对的强劲对手数不胜数。
书生拔下塞子，取出一小卷纸，打开来看了。
High-grade pearl
1979年某小城镇，乡干部方建国因妻子江月明不能生育而离婚另娶，但离婚不久的江月明竟发现自己已怀有身孕，并在朋友张继红夫妇的帮助下生了儿子方皓。张继红在生下女儿之后不幸离世，临终前将丈夫廖文辉和女儿廖嫣然托付给江月明，从此方皓和廖嫣然的命运紧紧连接在一起。二十年后，已长大成人的方皓就读于北京某医科大学。青梅竹马的廖嫣然也追随其来到北京，方皓同父异母的弟弟方子杰随即赶来。方皓为了给含辛茹苦的母亲一个舒适的生活在北京努力的打拼着，在找工作屡屡受挫的情况下邂逅富家女沈佳妮并逐渐被她的率真所吸引，他一度在两个优秀的女孩子当中徘徊，最终选择了沈佳妮并走入了婚姻的殿堂。与此同时，感情失意的廖嫣然在工作上努力认真并小有成就，面对方子杰始终如一的不懈追求，最终被方的真诚所打动，两个人终于走在了一起。
《极恶非道》系列电影故事聚焦于东京黑道帮派之中的权利更迭，内部的势力争夺以及与警察的猫鼠游戏，都是这个系列的主题。其实早在2012年拍完《极恶非道2》的时候，北野武就透露过，不排除拍摄《极恶非道3》的可能性，而第二部故事中的太多留白似乎也为第三部埋下了伏笔。北野武就表示过：“很喜欢看到人们被我的电影震惊的样子。”据悉，第三部虽然目前最终片名未定，但故事依旧是在前两部的基础上延伸。
板栗嘱咐说一切听大小姐的就好了，然后匆匆出去了，这里二人进洗漱间收拾不提。
六月初，去湖州府参加府试的人有不少回来了，这是府试落榜了。
这是一部以现代人情感故事为题材的连续剧，共分成三个独立的故事单元。《偏不离婚》一剧三个单元所讲述的故事都是以普通家庭生活为切入点，虽然表达的是普通人的情感，但并没有落入传统的情爱纠葛的俗套之中，而是倡导了现代人在家庭生活中的相互理解和真诚关爱。
天启竟然发微-博了。
正说着，人报玄武将军到。
An activity, a process, an unforgettable memory. I think every member of our team has gained a lot from this activity. The infinite past takes this moment as its destination. The infinite future starts at this moment. At this moment, for me, this will also be another starting point of my life, where I will carry this perfect memory, set off with emotion and thinking, explore a broader long river of life, and devote myself to the future work construction! Although the time of this practical activity is short, the enlightenment it leaves us is profound and long-term, and it is a solid step on our life road. Through my attentive participation in social practice activities, Knowing the society, realizing my social position, clarifying my historical mission and stimulating my enthusiasm for learning, I will constantly adjust and perfect my knowledge structure, overcome all kinds of setbacks on the way forward, exercise my will and perseverance, and make preparations for adapting to future work. After the movement, each of us was filled with smiles and could see that the activity was * over!
[百元之恋]导演武正晴、编剧足立绅再携手，将推出喜剧[谎话连篇](嘘八百，日文暂译)，中井贵一、佐佐木藏之介主演。影片以大阪堺市古董世界为舞台，随着利休茶器出现在古董商、陶艺家面前，两位主人公的家人、泰斗鉴定师甚至文化厅都相继卷入这场骚乱。影片预计2018年上映。
