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【判断题】
需要增加由一个基本功能的排列组合而产生的非常大量的功能,从而使继承关系变得不现实,此时可以使用装饰器模式。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【多选题】What are the functions of the Silk Road in ancient time?
A.
a bridge that linked the ancient civilizations between the east and the west
B.
a channel to promote the exchange of science technology and cultures between the east and the west
C.
just a road
D.
a scenic spot
【单选题】The ancient Silk Road and ''Amber Road“ these two roads joined in what is now ()and help exchanges between Western and Eastern civilizations.
A.
Poland
B.
Kazakhstan
C.
Vietnam
D.
Nepal
【简答题】Listen to the discussion about the universe. Q: What is the name of the theory that explains how the universe started?A. The
Big Bang Theory. B. Quantum
Theory. C. Universe
Theory. D. Expanding
Earth ...
【简答题】(4.1.2) 液压机液压系统由 、 、 和 组成。
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