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【简答题】
In terms of marriage, most people tend to __________． [A] get married after careful consideration [B] be attracted by someone living in an alien land [C] be well-matched in social and economic status [D] marry one living under similar environmental conditions
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【简答题】Some people keep animals as pets, regarding them as friends who can accompany them and bring them pleasure. Other people are strongly against this, for they think it wastes time and energy to raise an...
【单选题】在面向对象设计中，（31）可以实现界面控制、外部接口和环境隔离。（32）作为完成用例业务的责任承担者，协调、控制其他类共同完成用例规定的功能或行为。
A.
实体类
B.
控制类
C.
边界类
D.
交互类
【简答题】请下载作业文件,认真完成并提交答案。 2.2.3面向对象的程序设计(作业).docx
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