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数据库应用系统的设计应该具有对数据进行收集、存储、加工、抽取和传播等功能，即包括数据设计和数据处理，其中 【11】 是系统设计的基础和核心。
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Teachers need to be aware of the emotional, intellectual, and physical changes that young adults experience. And they also need to give serious (21) to how they can be best (22) such changes. Growing bodies need movement and (23) , but not just in ways that emphasize competition. (24) they are adjusting to their new bodies and a whole host of new intellectual and emotional challenges, teenagers are especially self-conscious and need the (25) that comes from achieving success and knowing that their accomplishments are (26) by others. However, the typical teenage lifestyle is already filled with so much com petition that it would be (27) to plan activities in which there are more winners than los ers, (28) , publishing newsletters with many student-written book reviews, (29) student artwork, and sponsoring book discussion clubs. A variety of small clubs can pro vide (30) opportunities for leadership, as well as for practice in successful (31) dynam ics. Making friends is extremely important to teenagers, and many shy students need the (32) of some kind of organization with a supportive adult (33) visible in the back ground.In these activities, it is important to remember that the young teens have (34) at tention spans. A variety of activities should be organized (35) participants can remain ac tive as long as they want and then go on to something else without feeling guilty and with out letting the other participants down. 21（）
Given ATM’s small number in the country, China’s banks, major investors in ATM Technologies, will continue purchasing ATMs.
当两个网络使用相同的传输层和不同的网络层时就需要______。
The color blue is a （）of calmness.
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